conclusions in a research paper

How to Write a Conclusion for Research Papers (with Examples)

How to Write a Conclusion for Research Papers (with Examples)

The conclusion of a research paper is a crucial section that plays a significant role in the overall impact and effectiveness of your research paper. However, this is also the section that typically receives less attention compared to the introduction and the body of the paper. The conclusion serves to provide a concise summary of the key findings, their significance, their implications, and a sense of closure to the study. Discussing how can the findings be applied in real-world scenarios or inform policy, practice, or decision-making is especially valuable to practitioners and policymakers. The research paper conclusion also provides researchers with clear insights and valuable information for their own work, which they can then build on and contribute to the advancement of knowledge in the field.

The research paper conclusion should explain the significance of your findings within the broader context of your field. It restates how your results contribute to the existing body of knowledge and whether they confirm or challenge existing theories or hypotheses. Also, by identifying unanswered questions or areas requiring further investigation, your awareness of the broader research landscape can be demonstrated.

Remember to tailor the research paper conclusion to the specific needs and interests of your intended audience, which may include researchers, practitioners, policymakers, or a combination of these.

Table of Contents

What is a conclusion in a research paper, summarizing conclusion, editorial conclusion, externalizing conclusion, importance of a good research paper conclusion, how to write a conclusion for your research paper, research paper conclusion examples.

  • How to write a research paper conclusion with Paperpal? 

Frequently Asked Questions

A conclusion in a research paper is the final section where you summarize and wrap up your research, presenting the key findings and insights derived from your study. The research paper conclusion is not the place to introduce new information or data that was not discussed in the main body of the paper. When working on how to conclude a research paper, remember to stick to summarizing and interpreting existing content. The research paper conclusion serves the following purposes: 1

  • Warn readers of the possible consequences of not attending to the problem.
  • Recommend specific course(s) of action.
  • Restate key ideas to drive home the ultimate point of your research paper.
  • Provide a “take-home” message that you want the readers to remember about your study.

conclusions in a research paper

Types of conclusions for research papers

In research papers, the conclusion provides closure to the reader. The type of research paper conclusion you choose depends on the nature of your study, your goals, and your target audience. I provide you with three common types of conclusions:

A summarizing conclusion is the most common type of conclusion in research papers. It involves summarizing the main points, reiterating the research question, and restating the significance of the findings. This common type of research paper conclusion is used across different disciplines.

An editorial conclusion is less common but can be used in research papers that are focused on proposing or advocating for a particular viewpoint or policy. It involves presenting a strong editorial or opinion based on the research findings and offering recommendations or calls to action.

An externalizing conclusion is a type of conclusion that extends the research beyond the scope of the paper by suggesting potential future research directions or discussing the broader implications of the findings. This type of conclusion is often used in more theoretical or exploratory research papers.

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The conclusion in a research paper serves several important purposes:

  • Offers Implications and Recommendations : Your research paper conclusion is an excellent place to discuss the broader implications of your research and suggest potential areas for further study. It’s also an opportunity to offer practical recommendations based on your findings.
  • Provides Closure : A good research paper conclusion provides a sense of closure to your paper. It should leave the reader with a feeling that they have reached the end of a well-structured and thought-provoking research project.
  • Leaves a Lasting Impression : Writing a well-crafted research paper conclusion leaves a lasting impression on your readers. It’s your final opportunity to leave them with a new idea, a call to action, or a memorable quote.

conclusions in a research paper

Writing a strong conclusion for your research paper is essential to leave a lasting impression on your readers. Here’s a step-by-step process to help you create and know what to put in the conclusion of a research paper: 2

  • Research Statement : Begin your research paper conclusion by restating your research statement. This reminds the reader of the main point you’ve been trying to prove throughout your paper. Keep it concise and clear.
  • Key Points : Summarize the main arguments and key points you’ve made in your paper. Avoid introducing new information in the research paper conclusion. Instead, provide a concise overview of what you’ve discussed in the body of your paper.
  • Address the Research Questions : If your research paper is based on specific research questions or hypotheses, briefly address whether you’ve answered them or achieved your research goals. Discuss the significance of your findings in this context.
  • Significance : Highlight the importance of your research and its relevance in the broader context. Explain why your findings matter and how they contribute to the existing knowledge in your field.
  • Implications : Explore the practical or theoretical implications of your research. How might your findings impact future research, policy, or real-world applications? Consider the “so what?” question.
  • Future Research : Offer suggestions for future research in your area. What questions or aspects remain unanswered or warrant further investigation? This shows that your work opens the door for future exploration.
  • Closing Thought : Conclude your research paper conclusion with a thought-provoking or memorable statement. This can leave a lasting impression on your readers and wrap up your paper effectively. Avoid introducing new information or arguments here.
  • Proofread and Revise : Carefully proofread your conclusion for grammar, spelling, and clarity. Ensure that your ideas flow smoothly and that your conclusion is coherent and well-structured.

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Remember that a well-crafted research paper conclusion is a reflection of the strength of your research and your ability to communicate its significance effectively. It should leave a lasting impression on your readers and tie together all the threads of your paper. Now you know how to start the conclusion of a research paper and what elements to include to make it impactful, let’s look at a research paper conclusion sample.

Summarizing ConclusionImpact of social media on adolescents’ mental healthIn conclusion, our study has shown that increased usage of social media is significantly associated with higher levels of anxiety and depression among adolescents. These findings highlight the importance of understanding the complex relationship between social media and mental health to develop effective interventions and support systems for this vulnerable population.
Editorial ConclusionEnvironmental impact of plastic wasteIn light of our research findings, it is clear that we are facing a plastic pollution crisis. To mitigate this issue, we strongly recommend a comprehensive ban on single-use plastics, increased recycling initiatives, and public awareness campaigns to change consumer behavior. The responsibility falls on governments, businesses, and individuals to take immediate actions to protect our planet and future generations.  
Externalizing ConclusionExploring applications of AI in healthcareWhile our study has provided insights into the current applications of AI in healthcare, the field is rapidly evolving. Future research should delve deeper into the ethical, legal, and social implications of AI in healthcare, as well as the long-term outcomes of AI-driven diagnostics and treatments. Furthermore, interdisciplinary collaboration between computer scientists, medical professionals, and policymakers is essential to harness the full potential of AI while addressing its challenges.

conclusions in a research paper

How to write a research paper conclusion with Paperpal?

A research paper conclusion is not just a summary of your study, but a synthesis of the key findings that ties the research together and places it in a broader context. A research paper conclusion should be concise, typically around one paragraph in length. However, some complex topics may require a longer conclusion to ensure the reader is left with a clear understanding of the study’s significance. Paperpal, an AI writing assistant trusted by over 800,000 academics globally, can help you write a well-structured conclusion for your research paper. 

  • Sign Up or Log In: Create a new Paperpal account or login with your details.  
  • Navigate to Features : Once logged in, head over to the features’ side navigation pane. Click on Templates and you’ll find a suite of generative AI features to help you write better, faster.  
  • Generate an outline: Under Templates, select ‘Outlines’. Choose ‘Research article’ as your document type.  
  • Select your section: Since you’re focusing on the conclusion, select this section when prompted.  
  • Choose your field of study: Identifying your field of study allows Paperpal to provide more targeted suggestions, ensuring the relevance of your conclusion to your specific area of research. 
  • Provide a brief description of your study: Enter details about your research topic and findings. This information helps Paperpal generate a tailored outline that aligns with your paper’s content. 
  • Generate the conclusion outline: After entering all necessary details, click on ‘generate’. Paperpal will then create a structured outline for your conclusion, to help you start writing and build upon the outline.  
  • Write your conclusion: Use the generated outline to build your conclusion. The outline serves as a guide, ensuring you cover all critical aspects of a strong conclusion, from summarizing key findings to highlighting the research’s implications. 
  • Refine and enhance: Paperpal’s ‘Make Academic’ feature can be particularly useful in the final stages. Select any paragraph of your conclusion and use this feature to elevate the academic tone, ensuring your writing is aligned to the academic journal standards. 

By following these steps, Paperpal not only simplifies the process of writing a research paper conclusion but also ensures it is impactful, concise, and aligned with academic standards. Sign up with Paperpal today and write your research paper conclusion 2x faster .  

The research paper conclusion is a crucial part of your paper as it provides the final opportunity to leave a strong impression on your readers. In the research paper conclusion, summarize the main points of your research paper by restating your research statement, highlighting the most important findings, addressing the research questions or objectives, explaining the broader context of the study, discussing the significance of your findings, providing recommendations if applicable, and emphasizing the takeaway message. The main purpose of the conclusion is to remind the reader of the main point or argument of your paper and to provide a clear and concise summary of the key findings and their implications. All these elements should feature on your list of what to put in the conclusion of a research paper to create a strong final statement for your work.

A strong conclusion is a critical component of a research paper, as it provides an opportunity to wrap up your arguments, reiterate your main points, and leave a lasting impression on your readers. Here are the key elements of a strong research paper conclusion: 1. Conciseness : A research paper conclusion should be concise and to the point. It should not introduce new information or ideas that were not discussed in the body of the paper. 2. Summarization : The research paper conclusion should be comprehensive enough to give the reader a clear understanding of the research’s main contributions. 3 . Relevance : Ensure that the information included in the research paper conclusion is directly relevant to the research paper’s main topic and objectives; avoid unnecessary details. 4 . Connection to the Introduction : A well-structured research paper conclusion often revisits the key points made in the introduction and shows how the research has addressed the initial questions or objectives. 5. Emphasis : Highlight the significance and implications of your research. Why is your study important? What are the broader implications or applications of your findings? 6 . Call to Action : Include a call to action or a recommendation for future research or action based on your findings.

The length of a research paper conclusion can vary depending on several factors, including the overall length of the paper, the complexity of the research, and the specific journal requirements. While there is no strict rule for the length of a conclusion, but it’s generally advisable to keep it relatively short. A typical research paper conclusion might be around 5-10% of the paper’s total length. For example, if your paper is 10 pages long, the conclusion might be roughly half a page to one page in length.

In general, you do not need to include citations in the research paper conclusion. Citations are typically reserved for the body of the paper to support your arguments and provide evidence for your claims. However, there may be some exceptions to this rule: 1. If you are drawing a direct quote or paraphrasing a specific source in your research paper conclusion, you should include a citation to give proper credit to the original author. 2. If your conclusion refers to or discusses specific research, data, or sources that are crucial to the overall argument, citations can be included to reinforce your conclusion’s validity.

The conclusion of a research paper serves several important purposes: 1. Summarize the Key Points 2. Reinforce the Main Argument 3. Provide Closure 4. Offer Insights or Implications 5. Engage the Reader. 6. Reflect on Limitations

Remember that the primary purpose of the research paper conclusion is to leave a lasting impression on the reader, reinforcing the key points and providing closure to your research. It’s often the last part of the paper that the reader will see, so it should be strong and well-crafted.

  • Makar, G., Foltz, C., Lendner, M., & Vaccaro, A. R. (2018). How to write effective discussion and conclusion sections. Clinical spine surgery, 31(8), 345-346.
  • Bunton, D. (2005). The structure of PhD conclusion chapters.  Journal of English for academic purposes ,  4 (3), 207-224.

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Home » Research Paper Conclusion – Writing Guide and Examples

Research Paper Conclusion – Writing Guide and Examples

Table of Contents

Research Paper Conclusion

Research Paper Conclusion

Definition:

A research paper conclusion is the final section of a research paper that summarizes the key findings, significance, and implications of the research. It is the writer’s opportunity to synthesize the information presented in the paper, draw conclusions, and make recommendations for future research or actions.

The conclusion should provide a clear and concise summary of the research paper, reiterating the research question or problem, the main results, and the significance of the findings. It should also discuss the limitations of the study and suggest areas for further research.

Parts of Research Paper Conclusion

The parts of a research paper conclusion typically include:

Restatement of the Thesis

The conclusion should begin by restating the thesis statement from the introduction in a different way. This helps to remind the reader of the main argument or purpose of the research.

Summary of Key Findings

The conclusion should summarize the main findings of the research, highlighting the most important results and conclusions. This section should be brief and to the point.

Implications and Significance

In this section, the researcher should explain the implications and significance of the research findings. This may include discussing the potential impact on the field or industry, highlighting new insights or knowledge gained, or pointing out areas for future research.

Limitations and Recommendations

It is important to acknowledge any limitations or weaknesses of the research and to make recommendations for how these could be addressed in future studies. This shows that the researcher is aware of the potential limitations of their work and is committed to improving the quality of research in their field.

Concluding Statement

The conclusion should end with a strong concluding statement that leaves a lasting impression on the reader. This could be a call to action, a recommendation for further research, or a final thought on the topic.

How to Write Research Paper Conclusion

Here are some steps you can follow to write an effective research paper conclusion:

  • Restate the research problem or question: Begin by restating the research problem or question that you aimed to answer in your research. This will remind the reader of the purpose of your study.
  • Summarize the main points: Summarize the key findings and results of your research. This can be done by highlighting the most important aspects of your research and the evidence that supports them.
  • Discuss the implications: Discuss the implications of your findings for the research area and any potential applications of your research. You should also mention any limitations of your research that may affect the interpretation of your findings.
  • Provide a conclusion : Provide a concise conclusion that summarizes the main points of your paper and emphasizes the significance of your research. This should be a strong and clear statement that leaves a lasting impression on the reader.
  • Offer suggestions for future research: Lastly, offer suggestions for future research that could build on your findings and contribute to further advancements in the field.

Remember that the conclusion should be brief and to the point, while still effectively summarizing the key findings and implications of your research.

Example of Research Paper Conclusion

Here’s an example of a research paper conclusion:

Conclusion :

In conclusion, our study aimed to investigate the relationship between social media use and mental health among college students. Our findings suggest that there is a significant association between social media use and increased levels of anxiety and depression among college students. This highlights the need for increased awareness and education about the potential negative effects of social media use on mental health, particularly among college students.

Despite the limitations of our study, such as the small sample size and self-reported data, our findings have important implications for future research and practice. Future studies should aim to replicate our findings in larger, more diverse samples, and investigate the potential mechanisms underlying the association between social media use and mental health. In addition, interventions should be developed to promote healthy social media use among college students, such as mindfulness-based approaches and social media detox programs.

Overall, our study contributes to the growing body of research on the impact of social media on mental health, and highlights the importance of addressing this issue in the context of higher education. By raising awareness and promoting healthy social media use among college students, we can help to reduce the negative impact of social media on mental health and improve the well-being of young adults.

Purpose of Research Paper Conclusion

The purpose of a research paper conclusion is to provide a summary and synthesis of the key findings, significance, and implications of the research presented in the paper. The conclusion serves as the final opportunity for the writer to convey their message and leave a lasting impression on the reader.

The conclusion should restate the research problem or question, summarize the main results of the research, and explain their significance. It should also acknowledge the limitations of the study and suggest areas for future research or action.

Overall, the purpose of the conclusion is to provide a sense of closure to the research paper and to emphasize the importance of the research and its potential impact. It should leave the reader with a clear understanding of the main findings and why they matter. The conclusion serves as the writer’s opportunity to showcase their contribution to the field and to inspire further research and action.

When to Write Research Paper Conclusion

The conclusion of a research paper should be written after the body of the paper has been completed. It should not be written until the writer has thoroughly analyzed and interpreted their findings and has written a complete and cohesive discussion of the research.

Before writing the conclusion, the writer should review their research paper and consider the key points that they want to convey to the reader. They should also review the research question, hypotheses, and methodology to ensure that they have addressed all of the necessary components of the research.

Once the writer has a clear understanding of the main findings and their significance, they can begin writing the conclusion. The conclusion should be written in a clear and concise manner, and should reiterate the main points of the research while also providing insights and recommendations for future research or action.

Characteristics of Research Paper Conclusion

The characteristics of a research paper conclusion include:

  • Clear and concise: The conclusion should be written in a clear and concise manner, summarizing the key findings and their significance.
  • Comprehensive: The conclusion should address all of the main points of the research paper, including the research question or problem, the methodology, the main results, and their implications.
  • Future-oriented : The conclusion should provide insights and recommendations for future research or action, based on the findings of the research.
  • Impressive : The conclusion should leave a lasting impression on the reader, emphasizing the importance of the research and its potential impact.
  • Objective : The conclusion should be based on the evidence presented in the research paper, and should avoid personal biases or opinions.
  • Unique : The conclusion should be unique to the research paper and should not simply repeat information from the introduction or body of the paper.

Advantages of Research Paper Conclusion

The advantages of a research paper conclusion include:

  • Summarizing the key findings : The conclusion provides a summary of the main findings of the research, making it easier for the reader to understand the key points of the study.
  • Emphasizing the significance of the research: The conclusion emphasizes the importance of the research and its potential impact, making it more likely that readers will take the research seriously and consider its implications.
  • Providing recommendations for future research or action : The conclusion suggests practical recommendations for future research or action, based on the findings of the study.
  • Providing closure to the research paper : The conclusion provides a sense of closure to the research paper, tying together the different sections of the paper and leaving a lasting impression on the reader.
  • Demonstrating the writer’s contribution to the field : The conclusion provides the writer with an opportunity to showcase their contribution to the field and to inspire further research and action.

Limitations of Research Paper Conclusion

While the conclusion of a research paper has many advantages, it also has some limitations that should be considered, including:

  • I nability to address all aspects of the research: Due to the limited space available in the conclusion, it may not be possible to address all aspects of the research in detail.
  • Subjectivity : While the conclusion should be objective, it may be influenced by the writer’s personal biases or opinions.
  • Lack of new information: The conclusion should not introduce new information that has not been discussed in the body of the research paper.
  • Lack of generalizability: The conclusions drawn from the research may not be applicable to other contexts or populations, limiting the generalizability of the study.
  • Misinterpretation by the reader: The reader may misinterpret the conclusions drawn from the research, leading to a misunderstanding of the findings.

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The conclusion is intended to help the reader understand why your research should matter to them after they have finished reading the paper. A conclusion is not merely a summary of the main topics covered or a re-statement of your research problem, but a synthesis of key points derived from the findings of your study and, if applicable based on your analysis, explain new areas for future research. For most college-level research papers, two or three well-developed paragraphs is sufficient for a conclusion, although in some cases, more paragraphs may be required in describing the key findings and highlighting their significance.

Conclusions. The Writing Center. University of North Carolina; Conclusions. The Writing Lab and The OWL. Purdue University.

Importance of a Good Conclusion

A well-written conclusion provides important opportunities to demonstrate to the reader your understanding of the research problem. These include:

  • Presenting the last word on the issues you raised in your paper . Just as the introduction gives a first impression to your reader, the conclusion offers a chance to leave a lasting impression. Do this, for example, by highlighting key findings in your analysis that advance new understanding about the research problem, that are unusual or unexpected, or that have important implications applied to practice.
  • Summarizing your thoughts and conveying the larger significance of your study . The conclusion is an opportunity to succinctly re-emphasize  your answer to the "So What?" question by placing the study within the context of how your research advances past studies about the topic.
  • Identifying how a gap in the literature has been addressed . The conclusion can be where you describe how a previously identified gap in the literature [first identified in your literature review section] has been addressed by your research and why this contribution is significant.
  • Demonstrating the importance of your ideas . Don't be shy. The conclusion offers an opportunity to elaborate on the impact and significance of your findings. This is particularly important if your study approached examining the research problem from an unusual or innovative perspective.
  • Introducing possible new or expanded ways of thinking about the research problem . This does not refer to introducing new information [which should be avoided], but to offer new insight and creative approaches for framing or contextualizing the research problem based on the results of your study.

Bunton, David. “The Structure of PhD Conclusion Chapters.” Journal of English for Academic Purposes 4 (July 2005): 207–224; Conclusions. The Writing Center. University of North Carolina; Kretchmer, Paul. Twelve Steps to Writing an Effective Conclusion. San Francisco Edit, 2003-2008; Conclusions. The Writing Lab and The OWL. Purdue University; Assan, Joseph. "Writing the Conclusion Chapter: The Good, the Bad and the Missing." Liverpool: Development Studies Association (2009): 1-8.

Structure and Writing Style

I.  General Rules

The general function of your paper's conclusion is to restate the main argument . It reminds the reader of your main argument(s) strengths and reiterates the most important evidence supporting those argument(s). Do this by clearly summarizing the context, background, and the necessity of examining the research problem in relation to an issue, controversy, or a gap found in the literature. However, make sure that your conclusion is not simply a repetitive summary of the findings. This reduces the impact of the argument(s) you have developed in your paper.

When writing the conclusion to your paper, follow these general rules:

  • Present your conclusions in clear, concise language. Re-state the purpose of your study, then describe how your findings differ or support those of other studies and why [i.e., describe what were the unique, new, or crucial contributions your study made to the overall research about your topic].
  • Do not simply reiterate your findings or the discussion of your results. Provide a synthesis of arguments presented in the paper to show how these converge to address the research problem and the overall objectives of your study.
  • Indicate opportunities for future research if you haven't already done so in the discussion section of your paper. Highlighting the need for further research provides the reader with evidence that you have an in-depth awareness of the research problem but that further analysis should take place beyond the scope of your investigation.

Consider the following points to help ensure your conclusion is presented well:

  • If the argument or purpose of your paper is complex, you may need to summarize the argument for your reader.
  • If, prior to your conclusion, you have not yet explained the significance of your findings or if you are proceeding inductively, use the end of your paper to describe your main points and explain their significance.
  • Move from a detailed to a general level of consideration that returns the topic to the context provided by the introduction or within a new context that emerges from the data [this is opposite of the introduction, which begins with general discussion of the context and ends with a detailed description of the research problem]. 

The conclusion also provides a place for you to persuasively and succinctly restate the research problem, given that the reader has now been presented with all the information about the topic . Depending on the discipline you are writing in, the concluding paragraph may contain your reflections on the evidence presented. However, the nature of being introspective about the research you have conducted will depend on the topic and whether your professor wants you to express your observations in this way. If asked to think introspectively about the topic, do not delve into idle speculation. Being introspective means looking within yourself as an author to try and understand an issue more deeply, not to guess at possible outcomes or make up scenarios not supported by the evidence.

II.  Developing a Compelling Conclusion

Although an effective conclusion needs to be clear and succinct, it does not need to be written passively or lack a compelling narrative. Strategies to help you move beyond merely summarizing the key points of your research paper may include any of the following:

  • If your paper addresses a critical, contemporary problem, warn readers of the possible consequences of not attending to the problem proactively based on the evidence presented in your study.
  • Recommend a specific course or courses of action that, if adopted, could address a specific problem in practice or in the development of new knowledge leading to positive change.
  • Cite a relevant quotation or expert opinion already noted in your paper in order to lend authority and support to the conclusion(s) you have reached [a good source would be from a source cited in your literature review].
  • Explain the consequences of your research in a way that elicits action or demonstrates urgency in seeking change.
  • Restate a key statistic, fact, or visual image to emphasize the most important finding of your paper.
  • If your discipline encourages personal reflection, illustrate your concluding point by drawing from your own life experiences.
  • Return to an anecdote, an example, or a quotation that you presented in your introduction, but add further insight derived from the findings of your study; use your interpretation of results from your study to recast it in new or important ways.
  • Provide a "take-home" message in the form of a succinct, declarative statement that you want the reader to remember about your study.

III. Problems to Avoid

Failure to be concise Your conclusion section should be concise and to the point. Conclusions that are too lengthy often have unnecessary information in them. The conclusion is not the place for details about your methodology or results. Although you should give a summary of what was learned from your research, this summary should be relatively brief, since the emphasis in the conclusion is on the implications, evaluations, insights, and other forms of analysis that you make. Strategies for writing concisely can be found here .

Failure to comment on larger, more significant issues In the introduction, your task was to move from the general [topic studied within the field of study] to the specific [the research problem]. However, in the conclusion, your task is to move the discussion from specific [your research problem] back to a general discussion framed around the implications and significance of your findings [i.e., how your research contributes new understanding or fills an important gap in the literature]. In short, the conclusion is where you should place your research within a larger context [visualize the structure of your paper as an hourglass--start with a broad introduction and review of the literature, move to the specific method of analysis and the discussion, conclude with a broad summary of the study's implications and significance].

Failure to reveal problems and negative results Negative aspects of the research process should never be ignored. These are problems, deficiencies, or challenges encountered during your study. They should be summarized as a way of qualifying your overall conclusions. If you encountered negative or unintended results [i.e., findings that are validated outside the research context in which they were generated], you must report them in the results section and discuss their implications in the discussion section of your paper. In the conclusion, use negative or surprising results as an opportunity to explain their possible significance and/or how they may form the basis for future research.

Failure to provide a clear summary of what was learned In order to discuss how your research fits within your field of study [and possibly the world at large], you need to summarize briefly and succinctly how it contributes to new knowledge or a new understanding about the research problem. This element of your conclusion may be only a few sentences long, but it often represents the key takeaway for your reader.

Failure to match the objectives of your research Often research objectives in the social and behavioral sciences change while the research is being carried out due to unforeseen factors or unanticipated variables. This is not a problem unless you forget to go back and refine the original objectives in your introduction. As these changes emerge they must be documented so that they accurately reflect what you were trying to accomplish in your research [not what you thought you might accomplish when you began].

Resist the urge to apologize If you've immersed yourself in studying the research problem, you presumably should know a good deal about it [perhaps even more than your professor!]. Nevertheless, by the time you have finished writing, you may be having some doubts about what you have produced. Repress those doubts! Don't undermine your authority as a researcher by saying something like, "This is just one approach to examining this problem; there may be other, much better approaches that...." The overall tone of your conclusion should convey confidence to the reader concerning the validity and realiability of your research.

Assan, Joseph. "Writing the Conclusion Chapter: The Good, the Bad and the Missing." Liverpool: Development Studies Association (2009): 1-8; Concluding Paragraphs. College Writing Center at Meramec. St. Louis Community College; Conclusions. The Writing Center. University of North Carolina; Conclusions. The Writing Lab and The OWL. Purdue University; Freedman, Leora  and Jerry Plotnick. Introductions and Conclusions. The Lab Report. University College Writing Centre. University of Toronto; Leibensperger, Summer. Draft Your Conclusion. Academic Center, the University of Houston-Victoria, 2003; Make Your Last Words Count. The Writer’s Handbook. Writing Center. University of Wisconsin Madison; Miquel, Fuster-Marquez and Carmen Gregori-Signes. “Chapter Six: ‘Last but Not Least:’ Writing the Conclusion of Your Paper.” In Writing an Applied Linguistics Thesis or Dissertation: A Guide to Presenting Empirical Research . John Bitchener, editor. (Basingstoke,UK: Palgrave Macmillan, 2010), pp. 93-105; Tips for Writing a Good Conclusion. Writing@CSU. Colorado State University; Kretchmer, Paul. Twelve Steps to Writing an Effective Conclusion. San Francisco Edit, 2003-2008; Writing Conclusions. Writing Tutorial Services, Center for Innovative Teaching and Learning. Indiana University; Writing: Considering Structure and Organization. Institute for Writing Rhetoric. Dartmouth College.

Writing Tip

Don't Belabor the Obvious!

Avoid phrases like "in conclusion...," "in summary...," or "in closing...." These phrases can be useful, even welcome, in oral presentations. But readers can see by the tell-tale section heading and number of pages remaining that they are reaching the end of your paper. You'll irritate your readers if you belabor the obvious.

Assan, Joseph. "Writing the Conclusion Chapter: The Good, the Bad and the Missing." Liverpool: Development Studies Association (2009): 1-8.

Another Writing Tip

New Insight, Not New Information!

Don't surprise the reader with new information in your conclusion that was never referenced anywhere else in the paper. This is why the conclusion rarely has citations to sources that haven't been referenced elsewhere in your paper. If you have new information to present, add it to the discussion or other appropriate section of the paper. Note that, although no new information is introduced, the conclusion, along with the discussion section, is where you offer your most "original" contributions in the paper; the conclusion is where you describe the value of your research, demonstrate that you understand the material that you have presented, and position your findings within the larger context of scholarship on the topic, including describing how your research contributes new insights to that scholarship.

Assan, Joseph. "Writing the Conclusion Chapter: The Good, the Bad and the Missing." Liverpool: Development Studies Association (2009): 1-8; Conclusions. The Writing Center. University of North Carolina.

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How to Write a Conclusion for a Research Paper

How to Write a Conclusion for a Research Paper

  • 3-minute read
  • 29th August 2023

If you’re writing a research paper, the conclusion is your opportunity to summarize your findings and leave a lasting impression on your readers. In this post, we’ll take you through how to write an effective conclusion for a research paper and how you can:

·   Reword your thesis statement

·   Highlight the significance of your research

·   Discuss limitations

·   Connect to the introduction

·   End with a thought-provoking statement

Rewording Your Thesis Statement

Begin your conclusion by restating your thesis statement in a way that is slightly different from the wording used in the introduction. Avoid presenting new information or evidence in your conclusion. Just summarize the main points and arguments of your essay and keep this part as concise as possible. Remember that you’ve already covered the in-depth analyses and investigations in the main body paragraphs of your essay, so it’s not necessary to restate these details in the conclusion.

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Highlighting the Significance of Your Research

The conclusion is a good place to emphasize the implications of your research . Avoid ambiguous or vague language such as “I think” or “maybe,” which could weaken your position. Clearly explain why your research is significant and how it contributes to the broader field of study.

Here’s an example from a (fictional) study on the impact of social media on mental health:

Discussing Limitations

Although it’s important to emphasize the significance of your study, you can also use the conclusion to briefly address any limitations you discovered while conducting your research, such as time constraints or a shortage of resources. Doing this demonstrates a balanced and honest approach to your research.

Connecting to the Introduction

In your conclusion, you can circle back to your introduction , perhaps by referring to a quote or anecdote you discussed earlier. If you end your paper on a similar note to how you began it, you will create a sense of cohesion for the reader and remind them of the meaning and significance of your research.

Ending With a Thought-Provoking Statement

Consider ending your paper with a thought-provoking and memorable statement that relates to the impact of your research questions or hypothesis. This statement can be a call to action, a philosophical question, or a prediction for the future (positive or negative). Here’s an example that uses the same topic as above (social media and mental health):

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How to write a strong conclusion for your research paper

Last updated

17 February 2024

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Writing a research paper is a chance to share your knowledge and hypothesis. It's an opportunity to demonstrate your many hours of research and prove your ability to write convincingly.

Ideally, by the end of your research paper, you'll have brought your readers on a journey to reach the conclusions you've pre-determined. However, if you don't stick the landing with a good conclusion, you'll risk losing your reader’s trust.

Writing a strong conclusion for your research paper involves a few important steps, including restating the thesis and summing up everything properly.

Find out what to include and what to avoid, so you can effectively demonstrate your understanding of the topic and prove your expertise.

  • Why is a good conclusion important?

A good conclusion can cement your paper in the reader’s mind. Making a strong impression in your introduction can draw your readers in, but it's the conclusion that will inspire them.

  • What to include in a research paper conclusion

There are a few specifics you should include in your research paper conclusion. Offer your readers some sense of urgency or consequence by pointing out why they should care about the topic you have covered. Discuss any common problems associated with your topic and provide suggestions as to how these problems can be solved or addressed.

The conclusion should include a restatement of your initial thesis. Thesis statements are strengthened after you’ve presented supporting evidence (as you will have done in the paper), so make a point to reintroduce it at the end.

Finally, recap the main points of your research paper, highlighting the key takeaways you want readers to remember. If you've made multiple points throughout the paper, refer to the ones with the strongest supporting evidence.

  • Steps for writing a research paper conclusion

Many writers find the conclusion the most challenging part of any research project . By following these three steps, you'll be prepared to write a conclusion that is effective and concise.

  • Step 1: Restate the problem

Always begin by restating the research problem in the conclusion of a research paper. This serves to remind the reader of your hypothesis and refresh them on the main point of the paper. 

When restating the problem, take care to avoid using exactly the same words you employed earlier in the paper.

  • Step 2: Sum up the paper

After you've restated the problem, sum up the paper by revealing your overall findings. The method for this differs slightly, depending on whether you're crafting an argumentative paper or an empirical paper.

Argumentative paper: Restate your thesis and arguments

Argumentative papers involve introducing a thesis statement early on. In crafting the conclusion for an argumentative paper, always restate the thesis, outlining the way you've developed it throughout the entire paper.

It might be appropriate to mention any counterarguments in the conclusion, so you can demonstrate how your thesis is correct or how the data best supports your main points.

Empirical paper: Summarize research findings

Empirical papers break down a series of research questions. In your conclusion, discuss the findings your research revealed, including any information that surprised you.

Be clear about the conclusions you reached, and explain whether or not you expected to arrive at these particular ones.

  • Step 3: Discuss the implications of your research

Argumentative papers and empirical papers also differ in this part of a research paper conclusion. Here are some tips on crafting conclusions for argumentative and empirical papers.

Argumentative paper: Powerful closing statement

In an argumentative paper, you'll have spent a great deal of time expressing the opinions you formed after doing a significant amount of research. Make a strong closing statement in your argumentative paper's conclusion to share the significance of your work.

You can outline the next steps through a bold call to action, or restate how powerful your ideas turned out to be.

Empirical paper: Directions for future research

Empirical papers are broader in scope. They usually cover a variety of aspects and can include several points of view.

To write a good conclusion for an empirical paper, suggest the type of research that could be done in the future, including methods for further investigation or outlining ways other researchers might proceed.

If you feel your research had any limitations, even if they were outside your control, you could mention these in your conclusion.

After you finish outlining your conclusion, ask someone to read it and offer feedback. In any research project you're especially close to, it can be hard to identify problem areas. Having a close friend or someone whose opinion you value read the research paper and provide honest feedback can be invaluable. Take note of any suggested edits and consider incorporating them into your paper if they make sense.

  • Things to avoid in a research paper conclusion

Keep these aspects to avoid in mind as you're writing your conclusion and refer to them after you've created an outline.

Dry summary

Writing a memorable, succinct conclusion is arguably more important than a strong introduction. Take care to avoid just rephrasing your main points, and don't fall into the trap of repeating dry facts or citations.

You can provide a new perspective for your readers to think about or contextualize your research. Either way, make the conclusion vibrant and interesting, rather than a rote recitation of your research paper’s highlights.

Clichéd or generic phrasing

Your research paper conclusion should feel fresh and inspiring. Avoid generic phrases like "to sum up" or "in conclusion." These phrases tend to be overused, especially in an academic context and might turn your readers off.

The conclusion also isn't the time to introduce colloquial phrases or informal language. Retain a professional, confident tone consistent throughout your paper’s conclusion so it feels exciting and bold.

New data or evidence

While you should present strong data throughout your paper, the conclusion isn't the place to introduce new evidence. This is because readers are engaged in actively learning as they read through the body of your paper.

By the time they reach the conclusion, they will have formed an opinion one way or the other (hopefully in your favor!). Introducing new evidence in the conclusion will only serve to surprise or frustrate your reader.

Ignoring contradictory evidence

If your research reveals contradictory evidence, don't ignore it in the conclusion. This will damage your credibility as an expert and might even serve to highlight the contradictions.

Be as transparent as possible and admit to any shortcomings in your research, but don't dwell on them for too long.

Ambiguous or unclear resolutions

The point of a research paper conclusion is to provide closure and bring all your ideas together. You should wrap up any arguments you introduced in the paper and tie up any loose ends, while demonstrating why your research and data are strong.

Use direct language in your conclusion and avoid ambiguity. Even if some of the data and sources you cite are inconclusive or contradictory, note this in your conclusion to come across as confident and trustworthy.

  • Examples of research paper conclusions

Your research paper should provide a compelling close to the paper as a whole, highlighting your research and hard work. While the conclusion should represent your unique style, these examples offer a starting point:

Ultimately, the data we examined all point to the same conclusion: Encouraging a good work-life balance improves employee productivity and benefits the company overall. The research suggests that when employees feel their personal lives are valued and respected by their employers, they are more likely to be productive when at work. In addition, company turnover tends to be reduced when employees have a balance between their personal and professional lives. While additional research is required to establish ways companies can support employees in creating a stronger work-life balance, it's clear the need is there.

Social media is a primary method of communication among young people. As we've seen in the data presented, most young people in high school use a variety of social media applications at least every hour, including Instagram and Facebook. While social media is an avenue for connection with peers, research increasingly suggests that social media use correlates with body image issues. Young girls with lower self-esteem tend to use social media more often than those who don't log onto social media apps every day. As new applications continue to gain popularity, and as more high school students are given smartphones, more research will be required to measure the effects of prolonged social media use.

What are the different kinds of research paper conclusions?

There are no formal types of research paper conclusions. Ultimately, the conclusion depends on the outline of your paper and the type of research you’re presenting. While some experts note that research papers can end with a new perspective or commentary, most papers should conclude with a combination of both. The most important aspect of a good research paper conclusion is that it accurately represents the body of the paper.

Can I present new arguments in my research paper conclusion?

Research paper conclusions are not the place to introduce new data or arguments. The body of your paper is where you should share research and insights, where the reader is actively absorbing the content. By the time a reader reaches the conclusion of the research paper, they should have formed their opinion. Introducing new arguments in the conclusion can take a reader by surprise, and not in a positive way. It might also serve to frustrate readers.

How long should a research paper conclusion be?

There's no set length for a research paper conclusion. However, it's a good idea not to run on too long, since conclusions are supposed to be succinct. A good rule of thumb is to keep your conclusion around 5 to 10 percent of the paper's total length. If your paper is 10 pages, try to keep your conclusion under one page.

What should I include in a research paper conclusion?

A good research paper conclusion should always include a sense of urgency, so the reader can see how and why the topic should matter to them. You can also note some recommended actions to help fix the problem and some obstacles they might encounter. A conclusion should also remind the reader of the thesis statement, along with the main points you covered in the paper. At the end of the conclusion, add a powerful closing statement that helps cement the paper in the mind of the reader.

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How to Write a Thesis or Dissertation Conclusion

Published on September 6, 2022 by Tegan George and Shona McCombes. Revised on November 20, 2023.

The conclusion is the very last part of your thesis or dissertation . It should be concise and engaging, leaving your reader with a clear understanding of your main findings, as well as the answer to your research question .

In it, you should:

  • Clearly state the answer to your main research question
  • Summarize and reflect on your research process
  • Make recommendations for future work on your thesis or dissertation topic
  • Show what new knowledge you have contributed to your field
  • Wrap up your thesis or dissertation

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Table of contents

Discussion vs. conclusion, how long should your conclusion be, step 1: answer your research question, step 2: summarize and reflect on your research, step 3: make future recommendations, step 4: emphasize your contributions to your field, step 5: wrap up your thesis or dissertation, full conclusion example, conclusion checklist, other interesting articles, frequently asked questions about conclusion sections.

While your conclusion contains similar elements to your discussion section , they are not the same thing.

Your conclusion should be shorter and more general than your discussion. Instead of repeating literature from your literature review , discussing specific research results , or interpreting your data in detail, concentrate on making broad statements that sum up the most important insights of your research.

As a rule of thumb, your conclusion should not introduce new data, interpretations, or arguments.

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Depending on whether you are writing a thesis or dissertation, your length will vary. Generally, a conclusion should make up around 5–7% of your overall word count.

An empirical scientific study will often have a short conclusion, concisely stating the main findings and recommendations for future research. A humanities dissertation topic or systematic review , on the other hand, might require more space to conclude its analysis, tying all the previous sections together in an overall argument.

Your conclusion should begin with the main question that your thesis or dissertation aimed to address. This is your final chance to show that you’ve done what you set out to do, so make sure to formulate a clear, concise answer.

  • Don’t repeat a list of all the results that you already discussed
  • Do synthesize them into a final takeaway that the reader will remember.

An empirical thesis or dissertation conclusion may begin like this:

A case study –based thesis or dissertation conclusion may begin like this:

In the second example, the research aim is not directly restated, but rather added implicitly to the statement. To avoid repeating yourself, it is helpful to reformulate your aims and questions into an overall statement of what you did and how you did it.

Your conclusion is an opportunity to remind your reader why you took the approach you did, what you expected to find, and how well the results matched your expectations.

To avoid repetition , consider writing more reflectively here, rather than just writing a summary of each preceding section. Consider mentioning the effectiveness of your methodology , or perhaps any new questions or unexpected insights that arose in the process.

You can also mention any limitations of your research, but only if you haven’t already included these in the discussion. Don’t dwell on them at length, though—focus on the positives of your work.

  • While x limits the generalizability of the results, this approach provides new insight into y .
  • This research clearly illustrates x , but it also raises the question of y .

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You may already have made a few recommendations for future research in your discussion section, but the conclusion is a good place to elaborate and look ahead, considering the implications of your findings in both theoretical and practical terms.

  • Based on these conclusions, practitioners should consider …
  • To better understand the implications of these results, future studies could address …
  • Further research is needed to determine the causes of/effects of/relationship between …

When making recommendations for further research, be sure not to undermine your own work. Relatedly, while future studies might confirm, build on, or enrich your conclusions, they shouldn’t be required for your argument to feel complete. Your work should stand alone on its own merits.

Just as you should avoid too much self-criticism, you should also avoid exaggerating the applicability of your research. If you’re making recommendations for policy, business, or other practical implementations, it’s generally best to frame them as “shoulds” rather than “musts.” All in all, the purpose of academic research is to inform, explain, and explore—not to demand.

Make sure your reader is left with a strong impression of what your research has contributed to the state of your field.

Some strategies to achieve this include:

  • Returning to your problem statement to explain how your research helps solve the problem
  • Referring back to the literature review and showing how you have addressed a gap in knowledge
  • Discussing how your findings confirm or challenge an existing theory or assumption

Again, avoid simply repeating what you’ve already covered in the discussion in your conclusion. Instead, pick out the most important points and sum them up succinctly, situating your project in a broader context.

The end is near! Once you’ve finished writing your conclusion, it’s time to wrap up your thesis or dissertation with a few final steps:

  • It’s a good idea to write your abstract next, while the research is still fresh in your mind.
  • Next, make sure your reference list is complete and correctly formatted. To speed up the process, you can use our free APA citation generator .
  • Once you’ve added any appendices , you can create a table of contents and title page .
  • Finally, read through the whole document again to make sure your thesis is clearly written and free from language errors. You can proofread it yourself , ask a friend, or consider Scribbr’s proofreading and editing service .

Here is an example of how you can write your conclusion section. Notice how it includes everything mentioned above:

V. Conclusion

The current research aimed to identify acoustic speech characteristics which mark the beginning of an exacerbation in COPD patients.

The central questions for this research were as follows: 1. Which acoustic measures extracted from read speech differ between COPD speakers in stable condition and healthy speakers? 2. In what ways does the speech of COPD patients during an exacerbation differ from speech of COPD patients during stable periods?

All recordings were aligned using a script. Subsequently, they were manually annotated to indicate respiratory actions such as inhaling and exhaling. The recordings of 9 stable COPD patients reading aloud were then compared with the recordings of 5 healthy control subjects reading aloud. The results showed a significant effect of condition on the number of in- and exhalations per syllable, the number of non-linguistic in- and exhalations per syllable, and the ratio of voiced and silence intervals. The number of in- and exhalations per syllable and the number of non-linguistic in- and exhalations per syllable were higher for COPD patients than for healthy controls, which confirmed both hypotheses.

However, the higher ratio of voiced and silence intervals for COPD patients compared to healthy controls was not in line with the hypotheses. This unpredicted result might have been caused by the different reading materials or recording procedures for both groups, or by a difference in reading skills. Moreover, there was a trend regarding the effect of condition on the number of syllables per breath group. The number of syllables per breath group was higher for healthy controls than for COPD patients, which was in line with the hypothesis. There was no effect of condition on pitch, intensity, center of gravity, pitch variability, speaking rate, or articulation rate.

This research has shown that the speech of COPD patients in exacerbation differs from the speech of COPD patients in stable condition. This might have potential for the detection of exacerbations. However, sustained vowels rarely occur in spontaneous speech. Therefore, the last two outcome measures might have greater potential for the detection of beginning exacerbations, but further research on the different outcome measures and their potential for the detection of exacerbations is needed due to the limitations of the current study.

Checklist: Conclusion

I have clearly and concisely answered the main research question .

I have summarized my overall argument or key takeaways.

I have mentioned any important limitations of the research.

I have given relevant recommendations .

I have clearly explained what my research has contributed to my field.

I have  not introduced any new data or arguments.

You've written a great conclusion! Use the other checklists to further improve your dissertation.

If you want to know more about AI for academic writing, AI tools, or research bias, make sure to check out some of our other articles with explanations and examples or go directly to our tools!

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In a thesis or dissertation, the discussion is an in-depth exploration of the results, going into detail about the meaning of your findings and citing relevant sources to put them in context.

The conclusion is more shorter and more general: it concisely answers your main research question and makes recommendations based on your overall findings.

While it may be tempting to present new arguments or evidence in your thesis or disseration conclusion , especially if you have a particularly striking argument you’d like to finish your analysis with, you shouldn’t. Theses and dissertations follow a more formal structure than this.

All your findings and arguments should be presented in the body of the text (more specifically in the discussion section and results section .) The conclusion is meant to summarize and reflect on the evidence and arguments you have already presented, not introduce new ones.

For a stronger dissertation conclusion , avoid including:

  • Important evidence or analysis that wasn’t mentioned in the discussion section and results section
  • Generic concluding phrases (e.g. “In conclusion …”)
  • Weak statements that undermine your argument (e.g., “There are good points on both sides of this issue.”)

Your conclusion should leave the reader with a strong, decisive impression of your work.

The conclusion of your thesis or dissertation shouldn’t take up more than 5–7% of your overall word count.

The conclusion of your thesis or dissertation should include the following:

  • A restatement of your research question
  • A summary of your key arguments and/or results
  • A short discussion of the implications of your research

Cite this Scribbr article

If you want to cite this source, you can copy and paste the citation or click the “Cite this Scribbr article” button to automatically add the citation to our free Citation Generator.

George, T. & McCombes, S. (2023, November 20). How to Write a Thesis or Dissertation Conclusion. Scribbr. Retrieved September 3, 2024, from https://www.scribbr.com/dissertation/write-conclusion/

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How to Write a Conclusion for a Research Paper

  • Posted on May 12, 2023

The key to an impactful research paper is crafting an effective conclusion. The conclusion provides a final opportunity to make a lasting impression on the reader by providing a powerful summary of the main argument and key findings.

A well-written conclusion not only summarizes your research but also ties everything back to your thesis statement. Plus, it provides important takeaways for your reader, highlighting what they should remember from your research and how it contributes to the larger academic discourse.

Crafting an impactful conclusion can be tricky, especially in argumentative papers. However, with our expert tips and tricks, you can rest assured that your conclusion will effectively restate the main argument and thesis statement in a way that resonates with your audience and elevates your research to new heights.

Why is a Conclusion Necessary for a Research Paper? 

The conclusion of a research paper is essential in tying together the different parts of the paper and offering a final perspective on the topic. It reinforces the main idea or argument presented and summarizes the key points and findings of the research, highlighting its significance. 

Additionally, the conclusion creates a full circle of the research by connecting back to the thesis statement presented at the paper’s beginning. It provides an opportunity to showcase the writer’s critical thinking skills by demonstrating how the research supports the main argument.

The conclusion is essential for a research paper because it provides closure for the reader. It serves as a final destination that helps the reader understand how all the different pieces of information fit together to support the main argument presented. It also offers insights into how the research can inform future studies and contribute to the larger academic discourse.

It also ensures that the reader does not get lost in the vast amount of information presented in the paper by providing a concise and coherent summary of the entire research. Additionally, it helps the reader identify the paper’s main takeaway and understand how the research contributes to the larger body of knowledge in the field.

Leave a Lasting Impression

A well-crafted conclusion is an essential element of any research paper. Its purpose is to leave a lasting impression on the reader and tie together the different parts of the paper.

To achieve this goal, a conclusion should summarize the main points and highlight the key findings of the research. By doing so, the reader can easily understand the focus and significance of the study.

A strong conclusion should also discuss any important findings that can be applied in the real world. This practical perspective gives readers a better sense of the impact and relevance of the research.

Summarize Your Thoughts

The conclusion of a research paper should be concise and provide a summary of the writer’s thoughts and ideas about the research. 

It should go beyond simply restating the main points and findings and address the “so what” of the research by explaining how it contributes to the existing body of knowledge on the same topic. This way, the conclusion can give readers a better understanding of the research’s significance and relevance to the broader academic community.

Demonstrate How Important Your Idea Is

Moving beyond a superficial overview and delving into the research in-depth is crucial to create a compelling conclusion. This entails summarizing the key findings of the study, highlighting its main contributions to the field, and placing the results in a broader context. Additionally, it would help if you comprehensively analyzed your work and its implications, underscoring its value to the broader academic community. 

New Insights

The conclusion section of a research paper offers an opportunity for the writer to present new insights and approaches to addressing the research problem.

Whether the research outcome is positive or negative, the conclusion provides a platform to discuss practical implications beyond the scope of the research paper. This discussion can help readers understand the potential impact of the research on the broader field and its significance for future research endeavors.

How to Write a Killer Conclusion with Key Points

When writing a conclusion for a research paper, it is important to cover several key points to create a solid and effective conclusion.

Restate the Thesis

When crafting a conclusion, restating the thesis statement is an important step that reminds readers of the research paper’s central focus. However, it should not be a verbatim repetition of the introduction. 

By restating the thesis concisely and clearly, you can effectively tie together the main ideas discussed in the body of the paper and emphasize the significance of the research question. However, keep in mind that the restated thesis should capture the essence of the paper and leave the reader with a clear understanding of the main topic and its importance.

Summarize the Main Points

To write an impactful conclusion, summarizing the main points discussed in the body of the paper is essential. This final section provides the writer with a last opportunity to highlight the significance of their research findings. 

However, it is equally important to avoid reiterating information already discussed in the body of the paper. Instead, you should synthesize and summarize the most significant points to emphasize the key findings. By doing so, the conclusion can effectively tie together the research findings and provide a clear understanding of the importance of the research topic.

Discuss the Results or Findings

The next step is to discuss the results or findings of the research. The discussion of the results or findings should not simply be a repetition of the information presented in the body of the paper.

Instead, it should provide a more in-depth analysis of the significance of the findings. This can involve explaining why the findings are important, what they mean in the context of the research question, and how they contribute to the field or area of study. 

Additionally, it’s crucial to address any limitations or weaknesses of the study in this section. This can provide a more balanced and nuanced understanding of the research and its implications. By doing so, the reader will have a better understanding of the scope and context of the study, which can ultimately enhance the credibility and validity of the research.

Ruminate on Your Thoughts

The final step to crafting an effective conclusion is to ruminate on your thoughts. This provides an opportunity to reflect on the meaning of the research and leaves the reader with something to ponder. Remember, the concluding paragraph should not introduce new information but rather summarize and reflect on the critical points made in the paper.

Furthermore, the conclusion should be integrated into the paper rather than presented as a separate section. It should provide a concise overview of the main findings and suggest avenues for further research.

Different Types of Conclusions 

There are various types of conclusions that can be employed to conclude a research paper effectively, depending on the research questions and topic being investigated.

Summarizing

Summarizing conclusions are frequently used to wrap up a research paper effectively. They restate the thesis statement and provide a brief overview of the main findings and outcomes of the research. This type of conclusion serves as a reminder to the reader of the key points discussed throughout the paper and emphasizes the significance of the research topic.

To be effective, summarizing conclusions should be concise and to the point, avoiding any new information not previously discussed in the body of the paper. Moreover, they are particularly useful when there is a clear and direct answer to the research question. This allows you to summarize your findings succinctly and leave the reader with a clear understanding of the implications of the research.

Externalizing

On the opposite end of the spectrum are externalizing conclusions. Unlike summarizing conclusions, externalizing conclusions introduce new ideas that may not be directly related to the research findings. This type of conclusion can be beneficial because it broadens the scope of the research topic and can lead to new insights and directions for future research.

By presenting new ideas, externalizing conclusions can challenge conventional thinking in the field and open up new avenues for exploration. This approach is instrumental in fields where research is ongoing, and new ideas and approaches are constantly being developed.

Editorial conclusions are a type of conclusion that allows the writer to express their commentary on the research findings. They can be particularly effective in connecting the writer’s insights with the research conducted and can offer a unique perspective on the research topic. Adding a personal touch to the conclusion can help engage the reader and leave a lasting impression.

Remember that regardless of the type of conclusion you choose, it should always start with a clear and concise restatement of the thesis statement, followed by a summary of the main findings in the body paragraphs. The first sentence of the conclusion should be impactful and attention-grabbing to make a strong impression on the reader.

What to Avoid in Your Conclusion

When crafting your conclusion, it’s essential to keep in mind several key points to ensure that it is effective and well-received by your audience:

  • Avoid introducing new ideas or topics that have not been covered in the body of your paper.
  • Refrain from simply restating what has already been said in your paper without adding new insights or analysis.
  • Do not apologize for any shortcomings or limitations of your research, as this can undermine the importance of your findings.
  • Avoid using overly emotional or flowery language, as it can detract from the professionalism and objectivity of the research.
  • Lastly, avoid any examples of plagiarism. Be sure to properly cite any sources you have used in your research and writing.

Example of a Bad Conclusion

  • Recapitulation without Insight: In conclusion, this paper has discussed the importance of exercise for physical and mental health. We hope this paper has been helpful to you and encourages you to start exercising today.
  • Introduction of New Ideas: In conclusion, we have discussed the benefits of exercise and how it can improve physical and mental health. Additionally, we have highlighted the benefits of a plant-based diet and the importance of getting enough sleep for overall well-being.
  • Emotional Language: In conclusion, exercise is good for your body and mind, and you should definitely start working out today!

Example of a Good Conclusion

  • Insights and Implications: In light of our investigation, it is evident that regular exercise is undeniably beneficial for both physical and mental well-being, especially if performed at an appropriate duration and frequency. These findings hold significant implications for public health policies and personal wellness decisions.
  • Limitations and Future Directions: While our investigation has shed light on the benefits of exercise, our study is not without limitations. Future research can delve deeper into the long-term effects of exercise on mental health and explore the impact of exercise on specific populations, such as older adults or individuals with chronic health conditions.
  • Call to Action: In conclusion, we urge individuals to prioritize exercise as a critical component of their daily routine. By making exercise a habit, we can reap the many benefits of a healthy and active lifestyle.

Final Thoughts 

When writing a research paper, the conclusion is one of the most crucial elements to leave a lasting impression on the reader. It should effectively summarize the research and provide valuable insights, leaving the reader with something to ponder.

To accomplish this, it is essential to include vital elements, such as restating the thesis , summarizing the main points, and discussing the findings. However, it is equally important to avoid common mistakes that can undermine the effectiveness of the conclusion, such as introducing new information or repeating the introduction. 

So to ensure that your research is of the highest quality, it’s crucial to use proper citations and conduct a thorough literature review. Additionally, it is crucial to proofread the work to eliminate any errors. 

Fortunately, there are many available resources to help you with both writing and plagiarism prevention. Quetext , for example, offers a plagiarism checker, citation assistance, and proofreading tools to ensure the writing is top-notch. By incorporating these tips and using available resources, you can create a compelling and memorable conclusion for readers. 

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How to Write a Conclusion for a Research Paper

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By the time you write the conclusion, you should have pointed out in the body of your research paper why your topic is important to the reader, and you should have presented the reader with all your arguments. It is critical that you do not introduce new information or ideas in your conclusion. If you find that you have not yet made the arguments you wished to make or pointed out evidence you feel is crucial to your reader’s understanding of your subject, you are not yet ready to write the conclusion; add another body paragraph before writing the conclusion.

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Your research paper should have a strong, succinct concluding section, where you draw together your findings. Think of it as a conclusion, not a summary. The difference is that you are reaching overall judgments about your topic, not summarizing everything you wrote about it. How to write a conclusion for a research paper? The focus should be on:

  • Saying what your research has found, what the findings mean, and how well they support the argument of your thesis statement.
  • Establishing the limits of your argument: How widely does it apply? What are the strengths and weaknesses of your method? How clear-cut are your findings?
  • Explaining how your findings and argument fit into your field, relating them to answers others have given and to the existing literature.

You may also want to add some concise comments about possible future developments or what kind of research should come next, but don’t lay it on too thick. The place of honor goes to your own explanation. Don’t spend too much of your final section criticizing others. Don’t introduce any big new topics or ideas. You certainly don’t expect to see new characters in the last scene of a movie. For the same reasons, you shouldn’t find any big new topics being introduced in the last paragraphs of a research paper.

Your concluding statement should focus on what your findings mean. How do you interpret them? Are they just as easily explained by alternative theories or other perspectives? Here, you are returning to the questions that first animated you and answering them, based on your research. You not only want to give the answers; you also want to explain their significance. What do they mean for policy, theory, literary interpretation, moral action, or whatever? You are answering the old, hard question: “So what?”

Be wary of overreaching. You really need to do two things at the same time: explain the significance of your findings and stake out their limits. You may have a hunch that your findings apply widely but, as a social scientist, you need to assess whether you can say so confidently, based on your current research. Your reader needs to know: “Do these findings apply to all college students, to all adults, or only to white mice?” White mice don’t come up much in the humanities, but the reader still wants to know how far your approach reaches. Does your analysis apply only to this novel or this writer, or could it apply to a whole literary genre?

Make it a priority to discuss these conclusions with your professor or adviser. The main danger here is that students finally reach this final section with only a week or two left before the due date. They don’t have enough time to work through their conclusions and revise them. That leaves the research paper weakest at the end, precisely where it should be strongest, nailing down the most significant points.

Begin discussing your major findings with your adviser while you are still writing the heart of the research paper. Of course, your conclusions will be tentative at that stage, but it helps to begin talking about them. As always, a little writing helps. You could simply list your main findings or write out a few paragraphs about them. Either would serve as a launching pad for meetings with your adviser. You will find these discussions also shed light on the research that leads to these findings. That, in turn, will strengthen your middle sections. Later, when you draft the conclusion, review your notes on these talks and the short documents you wrote for them. They will serve as prewriting for the final section.

The opening sentence of the conclusion should flow smoothly and logically from the transition sentence in the previous paragraph and lead the reader to reflect on your thesis. A good conclusion however, does not simply restate the thesis. You want to remind the reader of the thesis in your conclusion but reword it in a stronger fashion so that it is interesting and memorable to your audience.After reminding the reader of the thesis, the conclusion should then reflect on the topics in the body of the paper and summarize the key findings of your research. If you are writing a persuasive paper, it should summarize your key arguments and logically point your readers to the conclusion you wish them to reach.

Phrases for Conclusions of Research Papers

  • All this requires us to (propose the next action or an alternative idea).
  • Altogether, these findings indicate (point out the logical result).
  • Finally, it is important to note (make your strongest point and follow with a recommendation).
  • In conclusion (restate your thesis with greater emphasis).
  • It is evident that (point out the logical result or obvious next action).
  • In light of the evidence, (restate your thesis with greater emphasis).
  • In short, (summarize your findings).
  • It should be evident that we need to (propose the next action or an alternative idea).
  • In summary, (summarize your findings).
  • Looking ahead, it is obvious that (propose the next action or an alternative idea).
  • My conclusion is (restate your thesis with greater emphasis).
  • One last word must be said. (Follow with your opinion and propose a next action.)
  • One concludes that (give your opinion).
  • Overall, (summarize your findings).
  • Reflecting on these facts,we can see that …
  • The evidence presented above shows that (give your opinion).
  • The reader can conclude (make the point you wish to make).
  • These facts and observations support the idea that (offer a theory).
  • This analysis reveals (state your findings).
  • To conclude, (give an opinion based on the findings presented in the paper).
  • To sum up this discussion, (summarize your findings).
  • To summarize, (summarize your findings).
  • We arrive at the following conclusion: (give an opinion based on the findings presented in the paper).
  • We cannot ignore the fact that (state an important concern and follow with a call to action).
  • We can postulate (give your opinion or offer a theory).
  • We come to the conclusion that (give your opinion or offer a theory).
  • We can now present the theory that (give your opinion or offer a theory).

Examples of Strong Conclusions

As an example of how to end your research paper, let’s turn again to John Dower’s splendid book on postwar Japan, Embracing Defeat: Japan in the Wake of World War II . In the final pages, Dower pulls together his findings on war-ravaged Japan and its efforts to rebuild. He then judges the legacies of that period: its continuing impact on the country’s social, political, and economic life. Some insights are unexpected, at least to me. He argues that Japan has pursued trade protection as the only acceptable avenue for its persistent nationalism. America’s overwhelming power and Japan’s self-imposed restraints—the intertwined subjects of the book—blocked any political or military expression of Japan’s nationalist sentiment. Those avenues were simply too dangerous, he says, while economic nationalism was not. Dower ends with these paragraphs:

The Japanese economists and bureaucrats who drafted the informal 1946 blueprint for a planned economy were admirably clear on these objectives [of “demilitarization and democratization”]. They sought rapid recovery and maximum economic growth, of course—but they were just as concerned with achieving economic demilitarization and economic democracy. . . . Japan became wealthy. The standard of living rose impressively at every level of society. Income distribution was far more equitable than in the United States. Job security was assured. Growth was achieved without inordinate dependence on a military-industrial complex or a thriving trade in armaments. These are hardly trivial ideas, but they are now being discarded along with all the deservedly bankrupt aspects of the postwar system. The lessons and legacies of defeat have been many and varied indeed; and their end is not yet in sight. (John W. Dower, Embracing Defeat: Japan in the Wake of World War II . New York: W. W. Norton, 1999, pp. 563–64)

Remember the anecdotal opening of Herbert’s book Impressionism: Art, Leisure, and Parisian Society , with Henry Tuckerman’s 1867 arrival in a much-changed Paris? (see research paper introduction examples) Herbert strikes a completely different tone in his conclusion. It synthesizes the art history he has presented, offers a large judgment about where Impressionism fits among art movements, and suggests why exhibitions of Monet, Manet, and Renoir are still so popular. He manages to do all that in a few well-crafted sentences:

Although we credit [Impressionism] with being the gateway to modern art, we also treat it as the last of the great Western styles based upon a perception of harmony with natural vision. That harmony, long since lost to us in this century of urbanization, industrialization, and world wars, remains a longed-for idea, so we look back to Impressionism as the painting of a golden era. We flock into exhibitions of paintings that represent cafes, boating, promenading, and peaceful landscapes precisely because of our yearning for less troubled times. The only history that we feel deeply is the kind that is useful to us. Impressionism still looms large at the end of the twentieth century because we use its leisure-time subjects and its brilliantly colored surfaces to construct a desirable history. (Herbert, Impressionism , p. 306)

Robert Dallek offers similarly accessible, powerful judgments in his conclusion to Flawed Giant: Lyndon Johnson and His Times, 1961–1973 :

[Johnson’s] presidency was a story of great achievement and terrible failure, of lasting gains and unforgettable losses. . . . In a not so distant future, when coming generations have no direct experience of the man and the passions of the sixties are muted, Johnson will probably be remembered as a President who faithfully reflected the country’s greatness and limitations—a man notable for his successes and failures, for his triumphs and tragedy. Only one thing seems certain: Lyndon Johnson will not join the many obscure—almost nameless, faceless—Presidents whose terms of office register on most Americans as blank slates. He will not be forgotten. (Robert Dallek, Flawed Giant: Lyndon Johnson and His Times, 1961–1973 . New York: Oxford University Press, 1998, p. 628)

Some writers not only synthesize their findings or compare them to others; they use the conclusion to say what their work means for appropriate methods or subject matter in their field. That is what Robert Bruegmann does in his final statement in The Architects and the City: Holabird & Roche of Chicago, 1880–1918 . His conclusion goes beyond saying that this was a great architectural firm or that it designed buildings of lasting importance. Bruegmann tells us that Holabird & Roche helped shape modern Chicago and that its work, properly studied, helps us understand “the city as the ultimate human artifact”:

Traditional architectural history has tended to see the city less as a process than as a product, a collection of high art architectural objects in a setting dominated by mundane buildings of little interest. This tended to perpetuate a destructive and divisive attitude about the built environment, suggesting that only a few buildings are worthy of careful study and preservation while all others are mere backdrop. I hope that these explorations in the work of Holabird & Roche have shed light on parts of the city rarely visited by the architectural historian and on some little explored aspects of its history. If so, perhaps it has achieved its most basic goal: providing an insight into the city as the ultimate human artifact, our most complex and prodigious social creation, and the most tangible result of the actions over time of all its citizens. (Robert Bruegmann, The Architects and the City: Holabird & Roche of Chicago, 1880–1918 . Chicago: University of Chicago Press, 1997, p. 443)

These are powerful conclusions, ending major works of scholarship on a high note. What concluding paragraphs should never do is gaze off into the sunset, offer vague homilies, or claim you have found the meaning of human existence. Be concrete. Stick to your topic. Make sure your research paper conclusions stand on solid ground. Avoid vague platitudes in your conclusion. Your goal should be reaching strong, sound judgments, firmly grounded in your readings and research. Better to claim too little than too much. Best of all, claim what you’ve earned the right to say: what your research really means.

Having finished the main parts of a research paper you can write an abstract.

Back to  How To Write A Research Paper .

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How to Write a Conclusion for a Research Paper

Sumalatha G

Table of Contents

Writing a conclusion for a research paper is a critical step that often determines the overall impact and impression the paper leaves on the reader. While some may view the conclusion as a mere formality, it is actually an opportunity to wrap up the main points, provide closure, and leave a lasting impression. In this article, we will explore the importance of a well-crafted conclusion and discuss various tips and strategies to help you write an engaging and impactful conclusion for your research paper.

Introduction

Before delving into the specifics of writing a conclusion, it is important to understand why it is such a crucial component of a research paper. The conclusion serves to summarize the main points of the paper and reemphasize their significance. A well-written conclusion can leave the reader satisfied and inspired, while a poorly executed one may undermine the credibility of the entire paper. Therefore, it is essential to give careful thought and attention to crafting an effective conclusion.

When writing a research paper, the conclusion acts as the final destination for the reader. It is the point where all the information, arguments, and evidence presented throughout the paper converge. Just as a traveler reaches the end of a journey, the reader reaches the conclusion to find closure and a sense of fulfillment. This is why the conclusion should not be taken lightly; it is a critical opportunity to leave a lasting impact on the reader.

Moreover, the conclusion is not merely a repetition of the introduction or a summary of the main points. It goes beyond that by providing a deeper understanding of the research findings and their implications. It allows the writer to reflect on the significance of their work and its potential contributions to the field. By doing so, the conclusion elevates the research paper from a mere collection of facts to a thought-provoking piece of scholarship.

In the following sections, we will explore various strategies and techniques for crafting a compelling conclusion. By understanding the importance of the conclusion and learning how to write one effectively, you will be equipped to create impactful research papers.

Structuring the Conclusion

In order to create an effective conclusion, it is important to consider its structure. A well-structured conclusion should begin by restating the thesis statement and summarizing the main points of the paper. It should then move on to provide a concise synthesis of the key findings and arguments, highlighting their implications and relevance. Finally, the conclusion should end with a thought-provoking statement that leaves the reader with a lasting impression.

Additionally, using phrases like "this research demonstrates," "the findings show," or "it is clear that" can help to highlight the significance of your research and emphasize your main conclusions.

Tips for Writing an Engaging Conclusion

Writing an engaging conclusion requires careful consideration and attention to detail. Here are some tips to help you create an impactful conclusion for your research paper:

  • Revisit the Introduction: Start your conclusion by referencing your introduction. Remind the reader of the research question or problem you initially posed and show how your research has addressed it.
  • Summarize Your Main Points: Provide a concise summary of the main points and arguments presented in your paper. Be sure to restate your thesis statement and highlight the key findings.
  • Offer a Fresh Perspective: Use the conclusion as an opportunity to provide a fresh perspective or offer insights that go beyond the main body of the paper. This will leave the reader with something new to consider.
  • Leave a Lasting Impression: End your conclusion with a thought-provoking statement or a call to action. This will leave a lasting impression on the reader and encourage further exploration of the research topic.

Addressing Counter Arguments In Conclusion

While crafting your conclusion, you can address any potential counterarguments or limitations of your research. This will demonstrate that you have considered alternative perspectives and have taken them into account in your conclusions. By acknowledging potential counterarguments, you can strengthen the credibility and validity of your research. And by openly discussing limitations, you demonstrate transparency and honesty in your research process.

Language and Tone To Be Used In Conclusion

The language and tone of your conclusion play a crucial role in shaping the overall impression of your research paper. It is important to use clear and concise language that is appropriate for the academic context. Avoid using overly informal or colloquial language that may undermine the credibility of your research. Additionally, consider the tone of your conclusion – it should be professional, confident, and persuasive, while still maintaining a respectful and objective tone.

When it comes to the language used in your conclusion, precision is key. You want to ensure that your ideas are communicated effectively and that there is no room for misinterpretation. Using clear and concise language will not only make your conclusion easier to understand but will also demonstrate your command of the subject matter.

Furthermore, it is important to strike the right balance between formality and accessibility. While academic writing typically requires a more formal tone, you should still aim to make your conclusion accessible to a wider audience. This means avoiding jargon or technical terms that may confuse readers who are not familiar with the subject matter. Instead, opt for language that is clear and straightforward, allowing anyone to grasp the main points of your research.

Another aspect to consider is the tone of your conclusion. The tone should reflect the confidence you have in your research findings and the strength of your argument. By adopting a professional and confident tone, you are more likely to convince your readers of the validity and importance of your research. However, it is crucial to strike a balance and avoid sounding arrogant or dismissive of opposing viewpoints. Maintaining a respectful and objective tone will help you engage with your audience in a more persuasive manner.

Moreover, the tone of your conclusion should align with the overall tone of your research paper. Consistency in tone throughout your paper will create a cohesive and unified piece of writing.

Common Mistakes to Avoid While Writing a Conclusion

When writing a conclusion, there are several common mistakes that researchers often make. By being aware of these pitfalls, you can avoid them and create a more effective conclusion for your research paper. Some common mistakes include:

  • Repeating the Introduction: A conclusion should not simply be a reworded version of the introduction. While it is important to revisit the main points, try to present them in a fresh and broader perspective, by foregrounding the implications/impacts of your research.
  • Introducing New Information: The conclusion should not introduce any new information or arguments. Instead, it should focus on summarizing and synthesizing the main points presented in the paper.
  • Being Vague or General: Avoid using vague or general statements in your conclusion. Instead, be specific and provide concrete examples or evidence to support your main points.
  • Ending Abruptly: A conclusion should provide a sense of closure and completeness. Avoid ending your conclusion abruptly or leaving the reader with unanswered questions.

Editing and Revising the Conclusion

Just like the rest of your research paper, the conclusion should go through a thorough editing and revising process. This will help to ensure clarity, coherence, and impact in the conclusion. As you revise your conclusion, consider the following:

  • Check for Consistency: Ensure that your conclusion aligns with the main body of the paper and does not introduce any new or contradictory information.
  • Eliminate Redundancy: Remove any repetitive or redundant information in your conclusion. Instead, focus on presenting the key points in a concise and engaging manner.
  • Proofread for Clarity: Read your conclusion aloud or ask someone else to read it to ensure that it is clear and understandable. Check for any grammatical or spelling errors that may distract the reader.
  • Seek Feedback: Consider sharing your conclusion with peers or mentors to get their feedback and insights. This can help you strengthen your conclusion and make it more impactful.

How to Write Conclusion as a Call to Action

Finally, consider using your conclusion as a call to action. Encourage the reader to take further action, such as conducting additional research or considering the implications of your findings. By providing a clear call to action, you can inspire the reader to actively engage with your research and continue the conversation on the topic.

Adapting to Different Research Paper Types

It is important to adapt your conclusion approach based on the type of research paper you are writing. Different research paper types may require different strategies and approaches to writing the conclusion. For example, a scientific research paper may focus more on summarizing the key findings and implications, while a persuasive research paper may emphasize the call to action and the potential impact of the research. Tailor your conclusion to suit the specific goals and requirements of your research paper.

Final Thoughts

A well-crafted conclusion can leave a lasting impression on the reader and enhance the impact of your research. By following the tips and strategies outlined in this article, you can create an engaging and impactful conclusion that effectively summarizes your main points, addresses potential counterarguments, and leaves the reader with a sense of closure and inspiration. Embrace the importance of the conclusion and view it as an opportunity to showcase the significance and relevance of your research.

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How to Write a Conclusion for a Research Paper

Last Updated: July 8, 2024 Approved

This article was co-authored by Christopher Taylor, PhD . Christopher Taylor is an Adjunct Assistant Professor of English at Austin Community College in Texas. He received his PhD in English Literature and Medieval Studies from the University of Texas at Austin in 2014. wikiHow marks an article as reader-approved once it receives enough positive feedback. This article received 43 testimonials and 83% of readers who voted found it helpful, earning it our reader-approved status. This article has been viewed 2,263,601 times.

The conclusion of a research paper needs to summarize the content and purpose of the paper without seeming too wooden or dry. Every basic conclusion must share several key elements, but there are also several tactics you can play around with to craft a more effective conclusion and several you should avoid to prevent yourself from weakening your paper's conclusion. Here are some writing tips to keep in mind when creating a conclusion for your next research paper.

Sample Conclusions

Writing a basic conclusion.

Step 1 Restate the topic.

  • Do not spend a great amount of time or space restating your topic.
  • A good research paper will make the importance of your topic apparent, so you do not need to write an elaborate defense of your topic in the conclusion.
  • Usually a single sentence is all you need to restate your topic.
  • An example would be if you were writing a paper on the epidemiology of infectious disease, you might say something like "Tuberculosis is a widespread infectious disease that affects millions of people worldwide every year."
  • Yet another example from the humanities would be a paper about the Italian Renaissance: "The Italian Renaissance was an explosion of art and ideas centered around artists, writers, and thinkers in Florence."

Step 2 Restate your thesis.

  • A thesis is a narrowed, focused view on the topic at hand.
  • This statement should be rephrased from the thesis you included in your introduction. It should not be identical or too similar to the sentence you originally used.
  • Try re-wording your thesis statement in a way that complements your summary of the topic of your paper in your first sentence of your conclusion.
  • An example of a good thesis statement, going back to the paper on tuberculosis, would be "Tuberculosis is a widespread disease that affects millions of people worldwide every year. Due to the alarming rate of the spread of tuberculosis, particularly in poor countries, medical professionals are implementing new strategies for the diagnosis, treatment, and containment of this disease ."

Step 3 Briefly summarize your main points.

  • A good way to go about this is to re-read the topic sentence of each major paragraph or section in the body of your paper.
  • Find a way to briefly restate each point mentioned in each topic sentence in your conclusion. Do not repeat any of the supporting details used within your body paragraphs.
  • Under most circumstances, you should avoid writing new information in your conclusion. This is especially true if the information is vital to the argument or research presented in your paper.
  • For example, in the TB paper you could summarize the information. "Tuberculosis is a widespread disease that affects millions of people worldwide. Due to the alarming rate of the spread of tuberculosis, particularly in poor countries, medical professionals are implementing new strategies for the diagnosis, treatment, and containment of this disease. In developing countries, such as those in Africa and Southeast Asia, the rate of TB infections is soaring. Crowded conditions, poor sanitation, and lack of access to medical care are all compounding factors in the spread of the disease. Medical experts, such as those from the World Health Organization are now starting campaigns to go into communities in developing countries and provide diagnostic testing and treatments. However, the treatments for TB are very harsh and have many side effects. This leads to patient non-compliance and spread of multi-drug resistant strains of the disease."

Step 4 Add the points up.

  • Note that this is not needed for all research papers.
  • If you already fully explained what the points in your paper mean or why they are significant, you do not need to go into them in much detail in your conclusion. Simply restating your thesis or the significance of your topic should suffice.
  • It is always best practice to address important issues and fully explain your points in the body of your paper. The point of a conclusion to a research paper is to summarize your argument for the reader and, perhaps, to call the reader to action if needed.

Step 5 Make a call to action when appropriate.

  • Note that a call for action is not essential to all conclusions. A research paper on literary criticism, for instance, is less likely to need a call for action than a paper on the effect that television has on toddlers and young children.
  • A paper that is more likely to call readers to action is one that addresses a public or scientific need. Let's go back to our example of tuberculosis. This is a very serious disease that is spreading quickly and with antibiotic-resistant forms.
  • A call to action in this research paper would be a follow-up statement that might be along the lines of "Despite new efforts to diagnose and contain the disease, more research is needed to develop new antibiotics that will treat the most resistant strains of tuberculosis and ease the side effects of current treatments."

Step 6 Answer the “so what” question.

  • For example, if you are writing a history paper, then you might discuss how the historical topic you discussed matters today. If you are writing about a foreign country, then you might use the conclusion to discuss how the information you shared may help readers understand their own country.

Making Your Conclusion as Effective as Possible

Step 1 Stick with a basic synthesis of information.

  • Since this sort of conclusion is so basic, you must aim to synthesize the information rather than merely summarizing it.
  • Instead of merely repeating things you already said, rephrase your thesis and supporting points in a way that ties them all together.
  • By doing so, you make your research paper seem like a "complete thought" rather than a collection of random and vaguely related ideas.

Step 2 Bring things full circle.

  • Ask a question in your introduction. In your conclusion, restate the question and provide a direct answer.
  • Write an anecdote or story in your introduction but do not share the ending. Instead, write the conclusion to the anecdote in the conclusion of your paper.
  • For example, if you wanted to get more creative and put a more humanistic spin on a paper on tuberculosis, you might start your introduction with a story about a person with the disease, and refer to that story in your conclusion. For example, you could say something like this before you re-state your thesis in your conclusion: "Patient X was unable to complete the treatment for tuberculosis due to severe side effects and unfortunately succumbed to the disease."
  • Use the same concepts and images introduced in your introduction in your conclusion. The images may or may not appear at other points throughout the research paper.

Step 3 Close with logic.

  • Include enough information about your topic to back the statement up but do not get too carried away with excess detail.
  • If your research did not provide you with a clear-cut answer to a question posed in your thesis, do not be afraid to indicate as much.
  • Restate your initial hypothesis and indicate whether you still believe it or if the research you performed has begun swaying your opinion.
  • Indicate that an answer may still exist and that further research could shed more light on the topic at hand.

Step 4 Pose a question.

  • This may not be appropriate for all types of research papers. Most research papers, such as one on effective treatment for diseases, will have the information to make the case for a particular argument already in the paper.
  • A good example of a paper that might ask a question of the reader in the ending is one about a social issue, such as poverty or government policy.
  • Ask a question that will directly get at the heart or purpose of the paper. This question is often the same question, or some version of it, that you may have started with when you began your research.
  • Make sure that the question can be answered by the evidence presented in your paper.
  • If desired you can briefly summarize the answer after stating the question. You could also leave the question hanging for the reader to answer, though.

Step 5 Make a suggestion.

  • Even without a call to action, you can still make a recommendation to your reader.
  • For instance, if you are writing about a topic like third-world poverty, you can various ways for the reader to assist in the problem without necessarily calling for more research.
  • Another example would be, in a paper about treatment for drug-resistant tuberculosis, you could suggest donating to the World Health Organization or research foundations that are developing new treatments for the disease.

Avoiding Common Pitfalls

Step 1 Avoid saying

  • These sayings usually sound stiff, unnatural, or trite when used in writing.
  • Moreover, using a phrase like "in conclusion" to begin your conclusion is a little too straightforward and tends to lead to a weak conclusion. A strong conclusion can stand on its own without being labeled as such.

Step 2 Do not wait until the conclusion to state your thesis.

  • Always state the main argument or thesis in the introduction. A research paper is an analytical discussion of an academic topic, not a mystery novel.
  • A good, effective research paper will allow your reader to follow your main argument from start to finish.
  • This is why it is best practice to start your paper with an introduction that states your main argument and to end the paper with a conclusion that re-states your thesis for re-iteration.

Step 3 Leave out new information.

  • All significant information should be introduced in the body of the paper.
  • Supporting evidence expands the topic of your paper by making it appear more detailed. A conclusion should narrow the topic to a more general point.
  • A conclusion should only summarize what you have already stated in the body of your paper.
  • You may suggest further research or a call to action, but you should not bring in any new evidence or facts in the conclusion.

Step 4 Avoid changing the tone of the paper.

  • Most often, a shift in tone occurs when a research paper with an academic tone gives an emotional or sentimental conclusion.
  • Even if the topic of the paper is of personal significance for you, you should not indicate as much in your paper.
  • If you want to give your paper a more humanistic slant, you could start and end your paper with a story or anecdote that would give your topic more personal meaning to the reader.
  • This tone should be consistent throughout the paper, however.

Step 5 Make no apologies.

  • Apologetic statements include phrases like "I may not be an expert" or "This is only my opinion."
  • Statements like this can usually be avoided by refraining from writing in the first-person.
  • Avoid any statements in the first-person. First-person is generally considered to be informal and does not fit with the formal tone of a research paper.

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  • ↑ http://owl.english.purdue.edu/owl/resource/724/04/
  • ↑ http://www.crlsresearchguide.org/18_Writing_Conclusion.asp
  • ↑ http://writing.wisc.edu/Handbook/PlanResearchPaper.html#conclusion
  • ↑ http://writingcenter.unc.edu/handouts/conclusions/

About This Article

Christopher Taylor, PhD

To write a conclusion for a research paper, start by restating your thesis statement to remind your readers what your main topic is and bring everything full circle. Then, briefly summarize all of the main points you made throughout your paper, which will help remind your readers of everything they learned. You might also want to include a call to action if you think more research or work needs to be done on your topic by writing something like, "Despite efforts to contain the disease, more research is needed to develop antibiotics." Finally, end your conclusion by explaining the broader context of your topic and why your readers should care about it, which will help them understand why your topic is relevant and important. For tips from our Academic co-author, like how to avoid common pitfalls when writing your conclusion, scroll down! Did this summary help you? Yes No

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conclusions in a research paper

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How to Write a Conclusion for a Research Paper

Do you ever feel like you’re inside a black hole when it comes time to write your research paper conclusion? You’ve spent weeks (or months!) gathering reliable sources and supporting evidence, but now that the big moment has come, you don’t know how to sum up all of your hard work! But fear not: even though reaching an effective conclusion for a research paper can seem daunting at times, with a few tips and tricks from experts in the field, anyone can learn how to master this crucial writing skill. In this blog post, we’ll talk about some of the most successful strategies for crafting an impressive conclusion for your next masterpiece.

Summarize the main points of your research paper

One of the most important parts of research writing is the conclusion, as it acts as not only a summary of not only your research paper but also a representation of your overall writing ability. Crafting an effective research paper conclusion requires careful consideration of the research evidence and an ability to identify themes and draw connections between these themes. Fortunately, there are several tips to help writers in their journey to composing an effective research paper conclusion. From making sure the conclusion connects to the introduction to summarizing research findings in new and creative ways, following a few simple steps can ensure that writers finish their research papers with confidence.

Identify any unresolved questions or issues in the paper

Finishing up a research paper can often be the hardest part, leading to advice such as “write the conclusion last.” Unaddressed questions and issues within the paper present an additional challenge when writing the closing remarks. Careful consideration of how to end a research paper should include an honest assessment of what remains unresolved after studying the topic. Addressing any remaining questions or issues will not only ensure closure on your research paper; it also has lasting benefits by providing advice for future studies on similar topics.

Offer a solution or suggestion for future research

To successfully conclude a research paper, it is important to apply certain tricks and advice from experts. Future research should focus on understanding the ways in which a good conclusion can be written so as to add value to the overall paper. Discussions could focus on elements that are generally valued in concluding paragraphs, such as summarizing key findings and implications of the study, validating the research problem statement, and linking back to previously presented evidence. With this kind of insight into concluding statements, researchers would have better chances of producing worthwhile scholarly contributions .

Reflect on the overall implications of your findings

After completing the research process and coming to a conclusion, it is important to reflect on its overall implication. When it comes to how to end a research paper, one must think about what the conclusion implies for future endeavors and application of knowledge. Reflecting on implications can create questions for further research opportunities or exalt original interpretations from the conclusion. Writing with this in mind allows conclusion statements that truly encapsulate the importance of research outcomes.

Restate the thesis in different terms

Writing a strong conclusion for your research paper can be tricky, but there are tips and tricks that can help. One great technique is to restate the thesis in different terms. Doing so allows you to emphasize the main points of your paper and tie them all together into one appealing conclusion. Additionally, it needs to follow from the content covered throughout the body of your essay and connect it with other information presented at the beginning or throughout the paper. With some clever word choices and rhetorical devices, you have the potential to create an effective ending that will leave your reader with a lasting impression.

End with a call to action for readers to take away from your work

As concluding a research paper can be challenging, it is important to reiterate the main ideas and provide an actionable call to conclusion. While providing advice to readers is a great way to tie up loose ends in any research paper, one must also think carefully about what advice they provide. Offer up a course of action that pushes forward your thesis while remaining conscious of the limitations and complexities behind your work. An effective concluding statement speaks on behalf of both those researching and reading, leaving a lasting impression without unintentionally oversimplifying the material.

If you would like help transforming your ideas into clear and well-structured writing, contact Elite Editing today.

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conclusions in a research paper

conclusions in a research paper

How to Write Conclusion in Research Paper (With Example)

Writing a strong conclusion is a crucial part of any research paper. It provides a final opportunity to summarize your key findings, restate your thesis, and leave a lasting impression on your reader. However, many students struggle with how to effectively write a conclusion that ties everything together.

In this article, we’ll provide some tips and strategies for writing a compelling conclusion, along with an example to help illustrate the process. By following these guidelines, you can ensure that your research paper ends on a high note and leaves a lasting impact on your audience.

Why Conclusion is Important in Research Paper

The conclusion is the final chapter of your research paper journey, sealing the deal on all your hard work. After thoroughly laying out your main points and arguments in the body paragraphs, the conclusion gives you a chance to tie everything together into a neat, cohesive package.

More than just summarizing your key ideas, an effective conclusion shows readers the bigger picture of your research and why it matters. It highlights the significance of your findings , explains how your work contributes to the field, and points to potential future directions stemming from your study.

The conclusion is your last chance to leave a lasting impact and compel readers to seriously consider your perspective. With the right phrasing and tone, you can amplify the power of your work. Choose your words wisely, be persuasive yet diplomatic, and guide readers to walk away feeling satisfied by your reasoning and conclusions.

Approach the conclusion thoughtfully, reflect deeply on the larger meaning of your research, and craft impactful final sentences that linger in the reader’s mind. Wield your conclusion skillfully to make your research paper transformative and memorable. A powerful, thoughtful conclusion inspires action, sparks curiosity, and showcases the valuable insights you bring to the academic conversation.

How to Write Conclusion for a Research Paper

Crafting an effective conclusion in research paper requires thoughtful consideration and deliberate effort. After presenting your findings and analysis, the conclusion allows you to close your work with a flourish.

Begin by briefly summarizing the main points of your paper, provide a quick recap of your thesis, methodology, and key findings without repeating too much details from the body. Use this as an opportunity to reinforce your main argument and position within the field.

Next, highlight the significance and implications of your research. What new insights or perspectives does your work contribute? Discuss how your findings can inform future studies or practical applications. Convey why your research matters and how it moves the needle forward in your discipline.

Address any limitations of the current study and propose potential next steps that could be taken by you or other scholars to further the research. This shows readers you have critically considered ways to continue expanding knowledge in this area.

Finally, close with a memorable statement that captures the essence of your work and leaves a lasting impression. This could be an apt metaphor, a call to action, or a thought provoking question for readers to ponder. Choose words that will resonate with your audience and demonstrate the impact of your research.

With care and creativity, your conclusion can elevate your paper and cement your scholarly authority. Revisit often as you write to ensure your conclusion accomplishes its purpose, to convince readers of the value of your study and ignite further progress in your field.

What Not to Include in a Research Paper Conclusion

1. New Data: In a research paper conclusion, avoid presenting new data or evidence that wasn’t discussed earlier in the paper. It’s the time to summarize, analyze, or explain the significance of data already provided, not to introduce new material.

2. Irrelevant Details: The conclusion is not the spot for extraneous details not directly related to your research or its findings. Be focused and concise, tying up the paper neatly without going off-target.

3. Personal Opinions: Try not to include personal beliefs or subjective opinions unless your paper calls for it. Stick to empirical evidence, facts, and objective interpretation of your research.

4. Vague Summarization: While summarizing is the essence of a conclusion, too much of a broad or vague narrative should be avoided. Your conclusion shouldn’t be a generalization of the research but should specifically state your significant findings and their implications.

5. Overstating Results: No matter how exhilarating your research may be, don’t exaggerate its implications or general applications. Remember to acknowledge limitations or potential areas for future exploration.

6. Procrastinating: Refrain from leaving unresolved issues for future research. The conclusion is meant to tie up loose ends, not create more.

7. Repetition: While some reiteration is necessary, completely repeating the same phrases and points made previously can make your conclusion sound boring and redundant. Instead, try to look at your argument from a fresh, summarized perspective.

8. Apologies: Do not apologize or discredit your research efforts. Avoid phrases like, “This research was only” or “Although the study wasn’t able to prove”. A conclusion should confidently present your research results even if they’re unexpected or differ from your hypothesis.

9. Impractical Recommendations: While it’s often good to suggest directions for future research, don’t go overboard by proposing impractical or unachievable goals. Keep your recommendations relevant to your findings and within the realm of possibility.

10. Too Much Jargon: While it’s appropriate to use technical language throughout your research paper, remember the conclusion might be what a layman reads. Stick with a happy medium of professional lingo intermixed with understandable, plain language.

Also Check:   Conclusion for Internship Report

Conclusion in research Example

Research: Impact of Social Media Use on Adolescent Mental Health.

In conclusion, this study has demonstrated the significant impact of social media use on adolescent mental health. Our findings indicate that frequent social media use is associated with higher levels of anxiety and depression, particularly among girls. These results underscore the need for continued research in this area, as well as the development of interventions and strategies to promote healthy social media use among young people. By addressing this issue, we can help to ensure the well-being and success of the next generation.

Conclusion in research

Conclusion in Research Paper Example

Research: Impact of climate change on coral reefs in Florida.

In conclusion, the effect of climate change on Florida’s coral reefs presents a significant concern for the state’s ecosystem and economy. The data collected during this investigation reveal a direct correlation between rising ocean temperatures and coral bleaching events. This pattern has increased over the past decade, indicating that coral reefs’ health directly correlates with climate change effects.

Example Conclusion in Research

Research: The Influence of Social Media on Consumer Buying Behavior

Social media significantly shapes consumer buying behavior. Its power to influence is seen through peer opinions, online advertising, and brand communication. However, with the potential for misinformation, the reliability and quality of information are areas for further study. Despite these concerns, businesses leveraging social media can effectively boost their market reach and sales.

Conclusion in Research Paper Example

Research Paper Conclusion

Research: Impacts of Remote Work on Employee Productivity

Remote work has been found to notably enhance employee productivity. The elimination of commuting time, flexible scheduling, and comforting environment contribute to this increase. However, factors like home distractions and technological difficulties offer room for further research. Yet, integrating remote work can be a strategic pathway towards improved efficiency and workforce satisfaction.

These examples demonstrate techniques for crafting an effective conclusion in a research paper, providing your thesis with a powerful final statement. Now it is your turn to compose a strong concluding paragraph that summarizes your findings, reinforces your central argument, and leaves readers with a memorable takeaway.

Remember to restate your thesis without repeating it verbatim, highlight your main points without introducing new evidence, and end on a note that conveys the significance of your research. With a clear structure and purpose, proper grammar, and impactful writing, you can give your paper the persuasive conclusion it deserves.

Writing an effective conclusion takes practice, but by honing these skills you will elevate your academic writing to new heights. Use the strategies outlined here as a guide, believe in your capabilities, and soon you will be adept at concluding research papers powerfully. The final paragraph is your last chance to impress readers, so make it count!

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How to Write a Research Paper Conclusion Section

conclusions in a research paper

What is a conclusion in a research paper?

The conclusion in a research paper is the final paragraph or two in a research paper. In scientific papers, the conclusion usually follows the Discussion section , summarizing the importance of the findings and reminding the reader why the work presented in the paper is relevant.

However, it can be a bit confusing to distinguish the conclusion section/paragraph from a summary or a repetition of your findings, your own opinion, or the statement of the implications of your work. In fact, the conclusion should contain a bit of all of these other parts but go beyond it—but not too far beyond! 

The structure and content of the conclusion section can also vary depending on whether you are writing a research manuscript or an essay. This article will explain how to write a good conclusion section, what exactly it should (and should not) contain, how it should be structured, and what you should avoid when writing it.  

Table of Contents:

What does a good conclusion section do, what to include in a research paper conclusion.

  • Conclusion in an Essay
  • Research Paper Conclusion 
  • Conclusion Paragraph Outline and Example
  • What Not to Do When Writing a Conclusion

The conclusion of a research paper has several key objectives. It should:

  • Restate your research problem addressed in the introduction section
  • Summarize your main arguments, important findings, and broader implications
  • Synthesize key takeaways from your study

The specific content in the conclusion depends on whether your paper presents the results of original scientific research or constructs an argument through engagement with previously published sources.

You presented your general field of study to the reader in the introduction section, by moving from general information (the background of your work, often combined with a literature review ) to the rationale of your study and then to the specific problem or topic you addressed, formulated in the form of the statement of the problem in research or the thesis statement in an essay.

In the conclusion section, in contrast, your task is to move from your specific findings or arguments back to a more general depiction of how your research contributes to the readers’ understanding of a certain concept or helps solve a practical problem, or fills an important gap in the literature. The content of your conclusion section depends on the type of research you are doing and what type of paper you are writing. But whatever the outcome of your work is, the conclusion is where you briefly summarize it and place it within a larger context. It could be called the “take-home message” of the entire paper.

What to summarize in the conclusion

Your conclusion section needs to contain a very brief summary of your work , a very brief summary of the main findings of your work, and a mention of anything else that seems relevant when you now look at your work from a bigger perspective, even if it was not initially listed as one of your main research questions. This could be a limitation, for example, a problem with the design of your experiment that either needs to be considered when drawing any conclusions or that led you to ask a different question and therefore draw different conclusions at the end of your study (compared to when you started out).

Once you have reminded the reader of what you did and what you found, you need to go beyond that and also provide either your own opinion on why your work is relevant (and for whom, and how) or theoretical or practical implications of the study , or make a specific call for action if there is one to be made.   

How to Write an Essay Conclusion

Academic essays follow quite different structures than their counterparts in STEM and the natural sciences. Humanities papers often have conclusion sections that are much longer and contain more detail than scientific papers. There are three main types of academic essay conclusions.

Summarizing conclusion

The most typical conclusion at the end of an analytical/explanatory/argumentative essay is a summarizing conclusion . This is, as the name suggests, a clear summary of the main points of your topic and thesis. Since you might have gone through a number of different arguments or subtopics in the main part of your essay, you need to remind the reader again what those were, how they fit into each other, and how they helped you develop or corroborate your hypothesis.

For an essay that analyzes how recruiters can hire the best candidates in the shortest time or on “how starving yourself will increase your lifespan, according to science”, a summary of all the points you discussed might be all you need. Note that you should not exactly repeat what you said earlier, but rather highlight the essential details and present those to your reader in a different way. 

Externalizing conclusion

If you think that just reminding the reader of your main points is not enough, you can opt for an externalizing conclusion instead, that presents new points that were not presented in the paper so far. These new points can be additional facts and information or they can be ideas that are relevant to the topic and have not been mentioned before.

Such a conclusion can stimulate your readers to think about your topic or the implications of your analysis in a whole new way. For example, at the end of a historical analysis of a specific event or development, you could direct your reader’s attention to some current events that were not the topic of your essay but that provide a different context for your findings.

Editorial conclusion

In an editorial conclusion , another common type of conclusion that you will find at the end of papers and essays, you do not add new information but instead present your own experiences or opinions on the topic to round everything up. What makes this type of conclusion interesting is that you can choose to agree or disagree with the information you presented in your paper so far. For example, if you have collected and analyzed information on how a specific diet helps people lose weight, you can nevertheless have your doubts on the sustainability of that diet or its practicability in real life—if such arguments were not included in your original thesis and have therefore not been covered in the main part of your paper, the conclusion section is the place where you can get your opinion across.    

How to Conclude an Empirical Research Paper

An empirical research paper is usually more concise and succinct than an essay, because, if it is written well, it focuses on one specific question, describes the method that was used to answer that one question, describes and explains the results, and guides the reader in a logical way from the introduction to the discussion without going on tangents or digging into not absolutely relevant topics.

Summarize the findings

In a scientific paper, you should include a summary of the findings. Don’t go into great detail here (you will have presented your in-depth  results  and  discussion  already), but do clearly express the answers to the  research questions  you investigated.

Describe your main findings, even if they weren’t necessarily the ones anticipated, and explain the conclusion they led you to. Explain these findings in as few words as possible.

Instead of beginning with “ In conclusion, in this study, we investigated the effect of stress on the brain using fMRI …”, you should try to find a way to incorporate the repetition of the essential (and only the essential) details into the summary of the key points. “ The findings of this fMRI study on the effect of stress on the brain suggest that …” or “ While it has been known for a long time that stress has an effect on the brain, the findings of this fMRI study show that, surprisingly… ” would be better ways to start a conclusion. 

You should also not bring up new ideas or present new facts in the conclusion of a research paper, but stick to the background information you have presented earlier, to the findings you have already discussed, and the limitations and implications you have already described. The one thing you can add here is a practical recommendation that you haven’t clearly stated before—but even that one needs to follow logically from everything you have already discussed in the discussion section.

Discuss the implications

After summing up your key arguments or findings, conclude the paper by stating the broader implications of the research , whether in methods , approach, or findings. Express practical or theoretical takeaways from your paper. This often looks like a “call to action” or a final “sales pitch” that puts an exclamation point on your paper.

If your research topic is more theoretical in nature, your closing statement should express the significance of your argument—for example, in proposing a new understanding of a topic or laying the groundwork for future research.

Future research example

Future research into education standards should focus on establishing a more detailed picture of how novel pedagogical approaches impact young people’s ability to absorb new and difficult concepts. Moreover, observational studies are needed to gain more insight into how specific teaching models affect the retention of relationships and facts—for instance, how inquiry-based learning and its emphasis on lateral thinking can be used as a jumping-off point for more holistic classroom approaches.

Research Conclusion Example and Outline

Let’s revisit the study on the effect of stress on the brain we mentioned before and see what the common structure for a conclusion paragraph looks like, in three steps. Following these simple steps will make it easy for you to wrap everything up in one short paragraph that contains all the essential information: 

One: Short summary of what you did, but integrated into the summary of your findings:

While it has been known for a long time that stress has an effect on the brain, the findings of this fMRI study in 25 university students going through mid-term exams show that, surprisingly, one’s attitude to the experienced stress significantly modulates the brain’s response to it. 

Note that you don’t need to repeat any methodological or technical details here—the reader has been presented with all of these before, they have read your results section and the discussion of your results, and even (hopefully!) a discussion of the limitations and strengths of your paper. The only thing you need to remind them of here is the essential outcome of your work. 

Two: Add implications, and don’t forget to specify who this might be relevant for: 

Students could be considered a specific subsample of the general population, but earlier research shows that the effect that exam stress has on their physical and mental health is comparable to the effects of other types of stress on individuals of other ages and occupations. Further research into practical ways of modulating not only one’s mental stress response but potentially also one’s brain activity (e.g., via neurofeedback training) are warranted.

This is a “research implication”, and it is nicely combined with a mention of a potential limitation of the study (the student sample) that turns out not to be a limitation after all (because earlier research suggests we can generalize to other populations). If there already is a lot of research on neurofeedback for stress control, by the way, then this should have been discussed in your discussion section earlier and you wouldn’t say such studies are “warranted” here but rather specify how your findings could inspire specific future experiments or how they should be implemented in existing applications. 

Three: The most important thing is that your conclusion paragraph accurately reflects the content of your paper. Compare it to your research paper title , your research paper abstract , and to your journal submission cover letter , in case you already have one—if these do not all tell the same story, then you need to go back to your paper, start again from the introduction section, and find out where you lost the logical thread. As always, consistency is key.    

Problems to Avoid When Writing a Conclusion 

  • Do not suddenly introduce new information that has never been mentioned before (unless you are writing an essay and opting for an externalizing conclusion, see above). The conclusion section is not where you want to surprise your readers, but the take-home message of what you have already presented.
  • Do not simply copy your abstract, the conclusion section of your abstract, or the first sentence of your introduction, and put it at the end of the discussion section. Even if these parts of your paper cover the same points, they should not be identical.
  • Do not start the conclusion with “In conclusion”. If it has its own section heading, that is redundant, and if it is the last paragraph of the discussion section, it is inelegant and also not really necessary. The reader expects you to wrap your work up in the last paragraph, so you don’t have to announce that. Just look at the above example to see how to start a conclusion in a natural way.
  • Do not forget what your research objectives were and how you initially formulated the statement of the problem in your introduction section. If your story/approach/conclusions changed because of methodological issues or information you were not aware of when you started, then make sure you go back to the beginning and adapt your entire story (not just the ending). 

Consider Receiving Academic Editing Services

When you have arrived at the conclusion of your paper, you might want to head over to Wordvice AI’s AI Writing Assistant to receive a free grammar check for any academic content. 

After drafting, you can also receive English editing and proofreading services , including paper editing services for your journal manuscript. If you need advice on how to write the other parts of your research paper , or on how to make a research paper outline if you are struggling with putting everything you did together, then head over to the Wordvice academic resources pages , where we have a lot more articles and videos for you.

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Writing a Research Paper Conclusion - Step-by-Step Guide

How To Write A Conclusion For A Research Paper

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Finishing a research paper feels great, but getting to the end—especially the conclusion—can be a bit tricky. 

People often wonder, "How do I wrap up my findings nicely?" or "What tone should I use in the conclusion?" 

If you're dealing with these questions, you're not alone! Many researchers find writing a good conclusion a bit challenging since it's a crucial part that is meant to leave a strong impression on your readers.

No need to worry! 

In this guide, we'll show you how to write a conclusion that not only ties up your research paper neatly but also leaves a strong impression. We'll cover everything from summarizing effectively to creating the right feeling. 

So, let’s get started. 

Arrow Down

  • 1. What is a Research Paper Conclusion?
  • 2. How to Write a Research Paper Conclusion: 7 Steps
  • 3. Research Paper Conclusion Examples
  • 4. Things to Avoid While Writing the Research Paper Conclusion

What is a Research Paper Conclusion?

A research paper conclusion is like the final chapter of your paper. It's where you bring everything together and leave a lasting impression on your readers. 

In simple terms, it's the last part where you sum up what you found during your research and explain why it matters. 

The conclusion isn't just a summary; it's a chance to make your research memorable and show its importance.

Types of Research Paper Conclusions

When it comes to writing the conclusion of your research paper, there isn't a one-size-fits-all approach. Different types of research papers call for different types of conclusions. Here are some common types:

  • Summarizing Conclusion

This type recaps the key points and findings of your research. It's like giving your readers a quick overview of what you discovered without introducing new information. Summarizing conclusions works well for straightforward research papers.

  • Reflective Conclusion

A reflective conclusion allows you to share your personal thoughts on the research process, challenges faced, and lessons learned. It adds a human touch to your paper, giving readers insight into your journey as a researcher.

  • Open-ended Conclusion

Some research papers benefit from an open-ended conclusion that leaves room for further exploration. This type invites readers to think critically, ask questions, or even conduct additional research on the same topic.

How to Write a Research Paper Conclusion: 7 Steps

Writing an effective conclusion for your research paper involves more than just summarizing your findings. Follow these six essential steps to ensure your conclusion leaves a lasting impact:

Step 1: Restate the Research Problem

Start wrapping up your paper by going back to the main research question or issue you were investigating. 

Remind your readers about what you were trying to find out or understand. This gives your conclusion a clear connection to the original goal of your research, helping readers see the bigger picture.

"What impact does regular exercise have on the academic performance of high school students?"

Now, in the conclusion, when you restate the research problem, it might look something like this:

Step 2: Revisit Your Thesis Statement

Go back to the main idea or argument you had in your paper—this is called your thesis statement. Double-check that your conclusion matches and supports what you wanted to prove or talk about in the beginning. 

This step is important because it keeps your conclusion connected to the main point of your research, making everything fit together nicely.

If your was:

"Regular exercise positively impacts the academic performance of high school students."

In the conclusion, you might like this:

Step 3: Summarize Key Points

Give a short and clear recap of the most important things you found in your research. Keep it simple and stick to what you've already talked about—don't bring in new details now. 

The goal is to remind your readers of the important stuff you covered earlier. This helps to underline why your research is important and what you want them to take away from it.

If your key points and findings were related to the positive effects of exercise on high school student's academic performance, the summary might look like this:

Step 4: Discuss the Implications

Address the broader implications of your research. Explain why your findings matter and how they contribute to the existing body of knowledge in your field. 

Discuss the practical applications of your research and highlight any potential areas for further exploration.

If your research was about the positive effects of exercise on high school student's academic performance, the implications might be explained like this:

Step 5: Connect with the Introduction

Create a seamless connection between your conclusion and the introduction. Referencing key elements from the introduction helps to create a cohesive narrative for your paper. 

This connection gives your research a sense of completeness and unity.

If your introduction highlighted the general concern of declining academic performance in high school students, you could create a connection in the conclusion like this:

Step 6: Consider the "So What?" Factor

Ask yourself the question, "So what?" Why should readers care about your research? Clearly articulate the significance of your findings and their relevance to the broader academic or real-world context. 

Demonstrating the impact of your research adds depth to your conclusion.

Let's say your research revealed a positive link between exercise and academic performance in high school students. Here's how you might address the "So what?" factor:

Step 7: End with a Strong Closing Statement:

Conclude your research paper with a memorable closing statement. This could be a thought-provoking reflection, a call to action, or a suggestion for future research.

A strong closing leaves a lasting impression on your readers and emphasizes the importance of your work.

For a research paper on the positive effects of exercise on high school student's academic performance, a closing statement could look like this:

Research Paper Conclusion Examples

When it comes to writing a conclusion for your research paper, examining examples can offer valuable insights. Let’s take a look at this comprehensive example given below:

Still wondering how to write the conclusion for your research paper? Check out these examples for better understanding:

Conclusion For A Research Paper APA

Conclusion For A Research Paper Example Pdf

Conclusion For A Research Paper Pdf

Conclusion For A Research Paper Middle School

Conclusion For A Scientific Paper

Conclusion For A Research Paper Sample

Things to Avoid While Writing the Research Paper Conclusion

While crafting a conclusion for your research paper, it's crucial to steer clear of common pitfalls that can diminish the impact of your final remarks. 

Here are some things to avoid:

  • Repetition: Avoid rehashing the exact language used in the introduction or body of your paper. A conclusion should summarize key points without duplicating content.
  • Introducing New Information: Resist the temptation to introduce new ideas or data in the conclusion. This section is for summarizing existing content and reinforcing key findings.
  • Overly Complex Language: Keep your conclusion clear and accessible. Avoid introducing overly complex or technical language that might confuse your readers.
  • Lack of Connection to Introduction: Ensure that your conclusion ties back to the introduction. Failing to connect these sections can make your paper feel disjointed.
  • Vague Statements: Steer clear of vague statements that lack substance. Clearly articulate the significance of your findings and their broader implications.
  • Apologies or Excuses: Avoid including apologies or excuses for limitations in your research. While acknowledging limitations is important, the conclusion is not the place to dwell on them.
  • New Arguments or Debates: The conclusion is not the space to introduce new debates or arguments. Keep the focus on summarizing your research and its implications.
  • Abrupt Endings: A conclusion should not end abruptly. Instead, provide a thoughtful and well-rounded closing statement about the results of your study.

To sum it up, we've gone through important steps to make your research paper conclusion strong. We covered things like going back to your main question, talking about the most important points, and thinking about why your research matters in the real world.

Remember, a good ending is more than just a summary; it captures the heart of your research and answers the big "So what?" question. 

Remember, don't say the same things too much, don't add new details at the end, and keep your language simple!

If you ever need help with your academic writing, MyPerfectWords.com is here for you. Our expert writers are committed to helping you excel in your research papers and beyond. 

Take the next step towards academic success with MyPerfectWords.com, and hire our legit essay writing service  today!

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Barbara P

Dr. Barbara is a highly experienced writer and author who holds a Ph.D. degree in public health from an Ivy League school. She has worked in the medical field for many years, conducting extensive research on various health topics. Her writing has been featured in several top-tier publications.

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How to write a conclusion for a research paper

How to write a conclusion for a research paper

Research paper conclusions provide closure for your paper—but they can be difficult to write. What should you include? In this post, we discuss how to write a conclusion for a research paper.

What is a conclusion?

The conclusion to a research paper sums of your main argument and provides closure for your reader. It will return to your thesis statement and revisit the ways that you proved it.

The content and format of your conclusion will ultimately differ depending on the subject of your paper. Some fields have more specific expectations for what needs to be included.

You should always check your assignment’s guidelines or rubric to ensure that you understand what your instructor expects in a research paper conclusion.

How to write a conclusion

In this section, we break down the main parts of a conclusion and provide tips on how to approach each one.

The opening of a conclusion

The point of a conclusion’s opening statement is to transition from the main body of your paper to the concluding section. Some types of research papers include section headers that label each part of the paper. In these cases, your reader will be able to clearly see that you’re about to conclude.

In most other cases, begin your conclusion with a signal that indicates that you’re moving into the concluding section of your paper. For instance, you might start your conclusion by stating “in conclusion,” “to conclude,” or “in sum.”

What you can include in a conclusion

Although you shouldn’t include any new data or evidence in a conclusion, you can include suggestions for further research, insights about how your research could be applied in different contexts, or a course of action.

The bulk of the conclusion should synthesize—not summarize—the main points of your paper. If your introduction included historical information or an anecdote, return to that information now.

Your conclusion should also answer the “so what” question: why is this research relevant? Who should care about your argument and why?

The ending of a conclusion

Finally, you’ll want to end your conclusion with a closing statement that wraps up your concluding section (and your paper as a whole).

Tips for writing a conclusion

1. don’t include new data or evidence.

Your conclusion should provide closure to your paper, so introducing new information is not appropriate and will likely confuse your reader.

2. Don’t simply restate your thesis

You should never simply copy and paste your thesis statement into your conclusion. Instead, revisit your thesis in light of the evidence and analysis that you put forth in the main body of your paper.

3. Provide closure for your reader

A strong conclusion provides closure for the reader by synthesizing the main points of the paper and putting to rest any questions that the reader may have during the process of reading. The best way to test if your conclusion provides closure is to ask someone to read your paper.

4. Make suggestions for further research

While conclusions should not introduce new data or arguments, they can include suggestions for further research. A single research paper never covers everything—there are always possible new angles and approaches.

Next steps for a successful research paper

Once you’ve written your conclusion, you should review what you’ve written and make revisions, as needed. Then, double-check that you’ve cited all borrowed material and that your paper has a bibliography with accurate citations.

Use BibGuru’s citation generator to quickly create accurate citations for the books, articles, websites, and other sources that you used in your research paper.

Frequently Asked Questions about how to write a conclusion for a research paper

A conclusion contains an opening statement (often a restatement of the thesis), recommendations for further studies or applications, and a closing statement.

Start by signaling to the reader that you are moving into the concluding section.

The length of your conclusion will depend on the length of your paper. Most research paper conclusions will be around 1-2 paragraphs.

End your conclusion with a closing statement that wraps up the paper and provides closure to your reader.

How to write a research proposal

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Writing a research paper is tedious, and after all that work, you’d think the conclusion would be the easy part. In reality, this is often one of the most difficult sections of a research paper to write, since you have to neatly tie up pages and pages of research in a short amount of time. To help you with this, we’ve put together some instructions and tips on how to write a research paper conclusion. We’ll also talk about what conclusions are, why they’re important, and different ways you can format them. Key Takeaways Research paper conclusions serve to close the argument the introduction opened and restate the main points of the research paper. There are three research paper conclusion formats: summarization, reflective, and projective. Your research paper conclusion should be concise, straightforward, and accurate. In This Article    Skip to section How To Write A Research Paper Conclusion 6 Tips for Writing a Research Paper Conclusion Different Formats of Research Paper Conclusions What Is the Conclusion of a Research Paper? Why Is Writing a Conclusion Important for a Research Paper? Research Paper Conclusion FAQ Sign Up For More Advice and Jobs Show More How To Write A Research Paper Conclusion

Many students understand that the conclusion is a crucial part of their research paper, but they don’t know how to go about writing one.

Follow the steps below for how to write a research paper conclusion.

Open With The Research Topic. To begin a conclusion paragraph, use the first sentence to reiterate the comprehensive subject matter that your paper covered. Since this is just a sentence-long retelling of your research topic and why it’s important, it doesn’t have to be specific, but it does need clarity.

Dragonflies are a magnificently complex insect whose advanced physical mechanics and vast species differences make them a notable study in the scientific community.

Focus On Your Specific Thesis. Every research paper focuses on targetted intricacies within a larger topic. Now that the more extensive topic of the research paper has been mentioned, the next sentence or two highlights the specific thesis presented.

Don’t merely copy and paste the introduction of your thesis from the first paragraph. Restate it in different words that illicit a more in-depth understanding from the reader .

The overall characteristics found only within the Odonata family unites the dragonfly under a singular title. All species of dragonfly faced the same path towards the modern structure known today, and therefore, they are all similar in one way or another. However, there are also significant differences apparent to the naked eye between a species that shares so much of the same structure.

Summarize And Connect Main Points. Throughout a research paper, the writer presents points to support the initial thesis claim. Very briefly summarize and tie together these points in a way that supports your thesis. This is the place to restate your research findings.

By examining the striped meadowhawk and migrant hawker dragonflies, it is shown that habitat governs many aspects pertaining to that specific species’ lifestyle. It is also proven that color and patterns perceived on this insect serve a greater purpose of individualizing and distinguishing between these two species.

Bring It All Together. It sounds redundant to say you need to conclude your conclusion, but that’s the final step. You’ve done the mini recap of your research paper through the beginning sentences of your essay. Close the conclusion by making a final encouragement for an action, idea, or fact.

The dragonfly is a unique insect with uniting factors and specialization. However, the most attributed aspect to this insect as a whole is the enormity of their differences. The evolved genetic features attributed to various species of dragonflies both individualize them and apply unification to the insect as a whole.

6 Tips for Writing a Research Paper Conclusion

Consider What Conclusion Format To Use Carefully. The way you structure a conclusion has a massive effect on how impactful it will be to a reader.

Some types of writing can work well with a variety of conclusion formats, but others will confuse a paper’s message. For example, using a reflective style conclusion on a scientific research paper comes across as too opinion-based for a topic that’s shrouded in measurable fact.

Don’t Make It Too Complex. It’s best to use plain language when summarizing the information presented in a research paper or making a claim. Many students are tempted to use impressive wording and complex writing in a research paper conclusion to present themselves as experts in the subject , but it only gives the reader a headache.

Conclusions Should Be Concise . Research papers give the writer pages of leeway to make all the drawn-out points that they need, but conclusions don’t offer as much room. An essay’s conclusion needs to be short by definition because it’s merely a last takeaway for the reader. A research paper conclusion is a final paragraph, not the entire page .

Double Check Your Information. There’s nothing worse for a research paper’s validity than confidently making a claim in the conclusion that turns out to be false. It’s fundamental that all the facts and information your detail in a research paper are backed up with credible sources listed neatly on the works cited page.

Empathize With The Reader. Whether you’re submitting a research paper for an introductory university class or publishing a scholarly journal, you still need to keep the reader in mind when writing a conclusion. Think about who you’re communicating with through your research paper and what you’re hoping to accomplish with it.

Do Research . One way to fix the problem if you’re unsure of what makes an essay conclusion compelling is researching the topic. Reading articles (like this one) is helpful because they give you a clear demonstration of how to create a conclusion, but applying this structure to your own work can be difficult. A case of easier said than done.

Different Formats of Research Paper Conclusions

Based on the goal or subject of your research paper, the structure of your conclusion changes. Pick a type of conclusion that will strengthen the point of your essay. Below are examples of different formats to use when writing research paper conclusions.

Summarization. The summarization conclusion is most commonly used for research papers that are presenting a series of concrete facts.

It’s the form of conclusion that most people are familiar with. Using the summary technique requires a succinct compiling of the most critical points you’ve made in an essay.

Summarization Conclusion Formatting Works Best For:

Solution-Based Research

Persuasive Writing

History and Science Studies

Structuring An Argument

Reflective. A conclusion that uses a reflective structure takes the information outlined in the research paper to arrive at a grander insight about the topic at hand. This type of conclusion is popular when you’re attempting to change the reader’s viewpoint with a paper.

Reflective Conclusion Formatting Works Best For:

Persuasive Essays

English and Political Studies

Projective. When using a projective conclusion, the writer applies their work presented earlier in the thesis to eventual outcomes that can arise. It is called a projective conclusion because it is more results-based than summarizing facts or establishing an overarching lesson.

Projective Conclusion Formatting Works Best For:

Research Paper

Expository Essay

Narrative Works (Sometimes)

What Is the Conclusion of a Research Paper?

The conclusion of a research paper ties together all the prior information you’ve covered. It leaves the reader with a final thought about the research paper and the message it’s trying to convey.

Unlike the body paragraphs of a research paper, which aim at specificity and focus on developing a single concept or piece of information, conclusions are broader. The goal is to gloss over what’s already been stated earlier in the essay to solidify it with the reader.

The conclusion also serves a different purpose than the introduction . An introductory paragraph is for establishing what the reader will be learning more about. It opens the metaphorical door towards understanding a research endeavor or topic. The conclusion closes the argument that the introductory paragraph opens.

Why Is Writing a Conclusion Important for a Research Paper?

Including a conclusion is an important part of writing a research paper because it creates an organized summarization of information and outlines inferences about the subject studied. It provides an additional layer of clarity in a short written work.

Research papers are often lengthy and dull, so it’s easy for a reader’s attention to stray. A conclusion brings the reader back and offers them the most critical takeaways from the paper.

Research Paper Conclusion FAQ

How long should a good conclusion be?

A good conclusion should be one paragraph or three to five sentences long. Your research paper conclusion should be concise, which means you don’t need to take up a whole page for just your conclusion. Instead, try to stick to about one paragraph in length.

What are the general rules in crafting conclusions in your research paper?

The general rules for crafting conclusions for your research paper include:

Choose the right conclusion format.

Keep it simple.

Be concise.

Be accurate.

Keep the reader’s needs (or requirements) in mind.

Remind the reader of your thesis.

Summarize and connect main points.

End with a concluding sentence.

What is a better way to say, “In conclusion”?

A better way to say, “In conclusion,” is “Therefore,” “Finally,” or “Lastly.” Other good words include, “As expressed” or “As a result.” You can also simply launch into your concluding paragraph if a transition isn’t needed.

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Sky Ariella is a professional freelance writer, originally from New York. She has been featured on websites and online magazines covering topics in career, travel, and lifestyle. She received her BA in psychology from Hunter College.

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Review Paper Format: How To Write A Review Article Fast

This guide aims to demystify the review paper format, presenting practical tips to help you accelerate the writing process. 

From understanding the structure to synthesising literature effectively, we’ll explore how to create a compelling review article swiftly, ensuring your work is both impactful and timely.

Whether you’re a seasoned researcher or a budding scholar, these info on review paper format and style will streamline your writing journey.

Research Paper, Review Paper Format

PartsNotes
Title & AbstractSets the stage with a concise title and a descriptive abstract summarising the review’s scope and findings.
IntroductionLays the groundwork by presenting the research question, justifying the review’s importance, and highlighting knowledge gaps.
MethodologyDetails the research methods used to select, assess, and synthesise studies, showcasing the review’s rigor and integrity.
BodyThe core section where literature is summarised, analysed, and critiqued, synthesising evidence and presenting arguments with well-structured paragraphs.
Discussion & ConclusionWeaves together main points, reflects on the findings’ implications for the field, and suggests future research directions.
CitationAcknowledges the scholarly community’s contributions, linking to cited research and enriching the review’s academic discourse.

What Is A Review Paper?

Diving into the realm of scholarly communication, you might have stumbled upon a research review article.

This unique genre serves to synthesise existing data, offering a panoramic view of the current state of knowledge on a particular topic. 

conclusions in a research paper

Unlike a standard research article that presents original experiments, a review paper delves into published literature, aiming to: 

  • clarify, and
  • evaluate previous findings.

Imagine you’re tasked to write a review article. The starting point is often a burning research question. Your mission? To scour various journals, piecing together a well-structured narrative that not only summarises key findings but also identifies gaps in existing literature.

This is where the magic of review writing shines – it’s about creating a roadmap for future research, highlighting areas ripe for exploration.

Review articles come in different flavours, with systematic reviews and meta-analyses being the gold standards. The methodology here is meticulous, with a clear protocol for selecting and evaluating studies.

This rigorous approach ensures that your review is more than just an overview; it’s a critical analysis that adds depth to the understanding of the subject.

Crafting a good review requires mastering the art of citation. Every claim or observation you make needs to be backed by relevant literature. This not only lends credibility to your work but also provides a treasure trove of information for readers eager to delve deeper.

Types Of Review Paper

Not all review articles are created equal. Each type has its methodology, purpose, and format, catering to different research needs and questions. Here’s a couple of types of review paper for you to look at:

Systematic Review Paper

First up is the systematic review, the crème de la crème of review types. It’s known for its rigorous methodology, involving a detailed plan for:

  • identifying,
  • selecting, and
  • critically appraising relevant research. 

The aim? To answer a specific research question. Systematic reviews often include meta-analyses , where data from multiple studies are statistically combined to provide more robust conclusions.

This review type is a cornerstone in evidence-based fields like healthcare.

Literature Review Paper

Then there’s the literature review, a broader type you might encounter.

Here, the goal is to give an overview of the main points and debates on a topic, without the stringent methodological framework of a systematic review.

Literature reviews are great for getting a grasp of the field and identifying where future research might head. Often reading literature review papers can help you to learn about a topic rather quickly.

review paper format

Narrative Reviews

Narrative reviews allow for a more flexible approach. Authors of narrative reviews draw on existing literature to provide insights or critique a certain area of research.

This is generally done with a less formal structure than systematic reviews. This type is particularly useful for areas where it’s difficult to quantify findings across studies.

Scoping Reviews

Scoping reviews are gaining traction for their ability to map out the existing literature on a broad topic, identifying:

  • key concepts,
  • theories, and
Unlike systematic reviews, scoping reviews have a more exploratory approach, which can be particularly useful in emerging fields or for topics that haven’t been comprehensively reviewed before.

Each type of review serves a unique purpose and requires a specific skill set. Whether you’re looking to summarise existing findings, synthesise data for evidence-based practice, or explore new research territories, there’s a review type that fits the bill. 

Knowing how to write, read, and interpret these reviews can significantly enhance your understanding of any research area.

What Are The Parts In A Review Paper

A review paper format has a pretty set structure, with minor changes here and there to suit the topic covered. The review paper format not only organises your thoughts but also guides your readers through the complexities of your topic.

Title & Abstract

Starting with the title and abstract, you set the stage. The title should be a concise indicator of the content, making it easier for others to quickly tell what your article content is about.

As for the abstract, it should act as a descriptive summary, offering a snapshot of your review’s scope and findings. 

Introduction

The introduction lays the groundwork, presenting the research question that drives your review. It’s here you:

  • justify the importance of your review,
  • delineating the current state of knowledge and
  • highlighting gaps.

This section aims to articulate the significance of the topic and your objective in exploring it.

Methodology

The methodology section is the backbone of systematic reviews and meta-analyses, detailing the research methods employed to select, assess, and synthesise studies. 

review paper format

This transparency allows readers to gauge the rigour and reproducibility of your review. It’s a testament to the integrity of your work, showing how you’ve minimised bias.

The heart of your review lies in the body, where you:

  • analyse, and
  • critique existing literature .

This is where you synthesise evidence, draw connections, and present both sides of any argument. Well-structured paragraphs and clear subheadings guide readers through your analysis, offering insights and fostering a deeper understanding of the subject.

Discussion & Conclusion

The discussion or conclusion section is where you weave together the main points, reflecting on what your findings mean for the field.

It’s about connecting the dots, offering a synthesis of evidence that answers your initial research question. This part often hints at future research directions, suggesting areas that need further exploration due to gaps in existing knowledge.

Review paper format usually includes the citation list – it is your nod to the scholarly community, acknowledging the contributions of others.

Each citation is a thread in the larger tapestry of academic discourse, enabling readers to delve deeper into the research that has shaped your review.

Tips To Write An Review Article Fast

Writing a review article quickly without sacrificing quality might seem like a tall order, but with the right approach, it’s entirely achievable. 

Clearly Define Your Research Question

Clearly define your research question. A focused question not only narrows down the scope of your literature search but also keeps your review concise and on track.

By honing in on a specific aspect of a broader topic, you can avoid the common pitfall of becoming overwhelmed by the vast expanse of available literature. This specificity allows you to zero in on the most relevant studies, making your review more impactful.

Efficient Literature Searching

Utilise databases specific to your field and employ advanced search techniques like Boolean operators. This can drastically reduce the time you spend sifting through irrelevant articles.

Additionally, leveraging citation chains—looking at who has cited a pivotal paper in your area and who it cites—can uncover valuable sources you might otherwise miss.

Organise Your Findings Systematically

Developing a robust organisation strategy is key. As you gather sources, categorize them based on themes or methodologies.

This not only aids in structuring your review but also in identifying areas where research is lacking or abundant. Organize your findings based on the review paper format.

Tools like citation management software can be invaluable here, helping you keep track of your sources and their key points. We list out some of the best AI tools for academic research here. 

conclusions in a research paper

Build An Outline Before Writing

Don’t underestimate the power of a well-structured outline. A clear blueprint of your article can guide your writing process, ensuring that each section flows logically into the next.

This roadmap not only speeds up the writing process by providing a clear direction but also helps maintain coherence, ensuring your review article delivers a compelling narrative that advances understanding in your field.

Start Writing With The Easiest Sections

When it’s time to write, start with sections you find easiest. This might be the methodology or a particular thematic section where you feel most confident.

Getting words on the page can build momentum, making it easier to tackle more challenging sections later.

Remember, your first draft doesn’t have to be perfect; the goal is to start articulating your synthesis of the literature.

Learn How To Write An Article Review

Mastering the review paper format is a crucial step towards efficient academic writing. By adhering to the structured components outlined, you can streamline the creation of a compelling review article.

Embracing these guidelines not only speeds up the writing process but also enhances the clarity and impact of your work, ensuring your contributions to scholarly discourse are both valuable and timely.

A review paper serves to synthesise existing data, offering a panoramic view of the current state of knowledge on a particular topic

A Review Paper Format Usually Contains What Sections?

You usually will see sections like introduction, literature review, methodology, analysis and findings, discussions, citation and conclusion.

How To Write A Review Paper Fast?

The key is to organize, pre-plan things out before writing it.

conclusions in a research paper

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  • Open access
  • Published: 05 September 2024

Exploring instructional design in K-12 STEM education: a systematic literature review

  • Suarman Halawa 1 ,
  • Tzu-Chiang Lin 2 , 3 &
  • Ying-Shao Hsu   ORCID: orcid.org/0000-0002-1635-8213 4  

International Journal of STEM Education volume  11 , Article number:  43 ( 2024 ) Cite this article

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This study aimed to analyze articles published in the Web of Science database from 2012 to 2021 to examine the educational goals and instructional designs for STEM education. We selected articles based on the following criteria: (a) empirical research; (b) incorporating instructional design and strategies into STEM teaching; (c) including intervention; (d) focusing on K-12 education and on assessment of learning outcomes; and (e) excluding higher education and STEAM education. Based on the criteria, 229 articles were selected for coding educational goals and instructional designs for STEM education. The aspects of STEM educational goals were coded including engagement and career choice, STEM literacy, and twenty-first century competencies. The categories of instructional designs for STEM education were examined including design-based learning, inquiry-based learning, project-based learning, and problem-based learning. The results showed that engagement and career choices and STEM literacy were mainly emphasized in STEM education. Design-based learning was adopted more than inquiry-based, project-based, or problem-based learning, and this instructional design was mainly used to achieve STEM literacy. It is suggested that studies on twenty-first century competencies may require more research efforts in future STEM education research.

Introduction

Emphasizing STEM (science, technology, engineering, and mathematics) has been the main focus of policy makers in many countries (English, 2016 ; National Academy of Engineering & National Research Council, 2014 ; National Research Council, 2012 , 2013 ) to meet economic challenges (Kelley & Knowles, 2016 ). Educational systems are accordingly prioritizing STEM to prepare students’ capability for the workplace to face the sophisticated technologies and competitive economy (Kayan-Fadlelmula et al., 2022 ). Hence, students are expected to be interested in STEM so that they will engage in and pursue careers in STEM-related fields (Lie et al., 2019 ; Struyf et al., 2019 ). Besides, we need a new generation that has the abilities to develop proficient knowledge, to apply such knowledge to solve problems, and to face existing and upcoming issues of the twenty-first century (Bybee, 2010 ).

Although STEM education has been proved to benefit students, there is a lack of understanding of instructional design for STEM education, despite the fact that such understanding is critical to research and to classroom practices. Limited understanding of relevant instructional design may lead to problems in implementing STEM education in the classroom. There is hence a need to examine educational goals, specific designs, and features of the instructional designs consistently and specifically documented in the STEM education literature. Therefore, this current study conducted systematic analysis of the literature to understand the educational goals and instructional designs for STEM education. Based on the analysis, we present a thorough picture of how researchers have developed instructional designs for STEM education.

Despite the fact that many researchers have promoted STEM education, the definition of STEM education has not reached a consensus in the literature, and there is a certain degree of disagreement in the scientific community. Lamb et al. ( 2015 ) defined STEM as a broad area encompassing many disciplines and epistemological practices. Other researchers, such as Breiner et al. ( 2012 ), defined STEM as applying transdisciplinary knowledge and skills in solving real-world problems. A similar definition established by Shaughnessy ( 2013 ) regarding STEM education is problem solving based on science and mathematics concepts that incorporate engineering strategies and technology. Another study defined STEM education as teaching approaches based on technology and engineering design that integrate the concepts and practices of science and mathematics (Sanders & Wells, 2006 ). In this study, we clarify STEM education as an approach that utilizes integrations of knowledge and skills from science, technology, engineering, and/or mathematics to solve real-world problems that help students to succeed in school learning, future careers, and/or society.

The definition of STEM as an integrated approach involving science, technology, engineering, and mathematics raises several pertinent questions about its composition and expectations. First, the requirement for all four disciplines to be present in order to qualify an educational program or project as “STEM” is debatable. Conceptually, integrating any two or more fields helps foster the interdisciplinary learning that is the hallmark of STEM education. This flexibility allows educators to tailor their programs to match the available resources and specific learning outcomes without necessarily incorporating all four disciplines in every instance. Regarding the classification of “science” within STEM, it is more a conglomerate of disciplines—such as biology, chemistry, physics, and earth sciences—than a single field. This diversity within science enriches STEM education, providing a broader knowledge base and problem-solving skills. Each scientific discipline brings a unique perspective and set of tools to the interdisciplinary mix, enhancing the complexity and richness of STEM learning experiences.

Furthermore, previous studies have identified several challenges to the implementation of STEM education in the classroom including poor motivation of students, weak connection with individual learners, little support from the school system, poor content without integration across disciplines, lack of quality assessments, poor facilities, and lack of hands-on experience (Ejiwale, 2013 ; Hsu & Fang, 2019 ; Margot & Kettler, 2019 ). To help teachers face challenges in the advancement of STEM education, Hsu and Fang ( 2019 ) proposed a 5-step STEM curriculum designs framework and provided examples of how to apply it to a lesson plan to help teachers design their instruction. This previous study also suggested that researchers conduct more investigations related to instructional design to enrich our understanding of various aspects of STEM education. Teachers of STEM require more opportunities to construct their perspective and a vision of STEM education as well as to conduct appropriate instructional designs. Moreover, from review articles published from 2000 to 2016, Margot and Kettler ( 2019 ) found that in multiple studies concerning similar challenges and supports, teachers believed that the availability of a quality curriculum would enhance the success of STEM education. Teachers need to provide and use an appropriate instructional design for STEM education and understand the educational goals. Therefore, we see the need to conduct research related to STEM education, especially exploring the instructional design because identifying and using a quality instructional design could increase the effectivess of STEM education.

According to the previous literature review, educational goals for instructional design were highlighted in STEM education. First, engagement and career choice need to be emphasized in STEM learning to improve students’ interest and self-efficacy (Vongkulluksn et al., 2018 ). Students need to engage in STEM education to raise their interest and engagement in STEM and to increase and develop a STEM-capable workforce (Honey et al., 2014 ; Hsu & Fang, 2019 ; Schütte & Köller, 2015 ). Engaging students in STEM education could improve their attitudes (Vossen et al., 2018 ) and their interest in STEM fields, and encourage them to pursue STEM careers (Means et al., 2017 ).

Second, STEM literacy needs to be promoted in K-12 schools (Falloon et al., 2020 ; Jackson et al., 2021 ) to develop students’ ability to encounter global challenges (Bybee, 2010 ). Students need to have the ability to apply concepts from science, technology, engineering, and mathematics, and skills to solve problems related to social, personal, and global issues in society (Bybee, 2010 ; Jackson et al., 2021 ). Besides, improving students’ STEM literacy is needed for their decision-making, participation in civic and cultural affairs, and economic productivity (National Academy of Engineering & National Research Council, 2014 ; National Research Council, 2011 ).

Last, regarding the twenty-first century competencies, students are anticipated to have abilities of creativity and innovation, problem solving, critical thinking, collaboration and communication (Boon, 2019 ) as citizens, workers, and leaders in the twenty-first century (Bryan et al., 2015 ; National Academy of Engineering & National Research Council, 2014 ; Stehle & Peters-Burton, 2019 ). These abilities are critical for students to adapt and thrive in a changing world (National Research Council, 2013 ). Also, students need to have the abilities to adapt to the twenty-first century in order to succeed in the new workforce (Bybee, 2013 ).

Considering the achievement of students’ engagement, motivation, STEM literacy, as well as twenty-first century competencies, many countries have significantly enlarged the funding for research and education relevant to STEM (Sanders, 2009 ). One of the strands of the existing research is to help teachers know how to implement STEM education in schools (Aranda, 2020 ; Barak & Assal, 2018 ; English, 2017 ). Researchers have proposed instructional designs for STEM education including design-based learning (Kelley & Knowles, 2016 ; Yata et al., 2020 ), inquiry-based learning (Bybee, 2010 ), project-based learning (Capraro et al., 2013 ), and problem-based learning (Carpraro & Slough, 2013 ).

Design-based learning focuses on technological and engineering design. This instructional design engages students in learning about engineering design practices (Fan et al., 2021 ; Guzey et al., 2016 ; Hernandez et al., 2014 ) through the steps of designing, building, and testing (Yata et al., 2020 ). Design-based learning promotes problem solving, design, building, testing, and communication skills (Johnson et al., 2015 ) and improves students’ interest in STEM activities (Vongkulluksn et al., 2018 ). Also, design-based learning improves students’ engineering abilities and twenty-first century competencies (Wu et al., 2019 ) and attitudes (Vossen et al., 2018 ), and engages them in understanding core disciplinary ideas (Guzey et al., 2016 ).

Inquiry-based learning focuses on engaging students in hands-on activities to investigate scientific phenomena (Lederman & Lederman, 2012 ) and to construct their new knowledge (Bybee, 2010 ; Halawa et al., 2020 ). Students are encouraged to plan and design their experiments, analyze and interpret data, argue, and communicate their findings (Halawa et al., 2023 ; National Research Council, 2012 , 2013 ). Inquiry-based learning is also deemed to improve students’ knowledge, interest, engagement (Sinatra et al., 2017 ) and creativity (Smyrnaiou et al., 2020 ). Besides, researchers have noticed the importance of inquiry-based learning for improving students’ attitudes toward science-related careers (Kim, 2016 ). Although inquiry-based learning mainly focuses on science education to engage students in authentic learning (Halawa et al., 2024 ), it has been known to share common goals and characteristics with mathematics, technology, and engineering (Grangeat et al., 2021 ; Lin et al., 2020 ). Common elements in STEM education are engaging students in asking questions and testing their ideas in a systematic and interactive way (Grangeat et al., 2021 ).

Project-based learning and problem-based learning, both instructional designs, engage students in experiential and authentic learning with open-ended and real-world problems (English, 2017 ). Yet, project-based learning tends to be of longer duration and occurs over an extended period of time (Wilson, 2021 ), while problem-based learning is usually embedded in multiple problems (Carpraro & Slough, 2013 ). STEM project-based learning focuses on engaging students in an ill-defined task within a well-defined outcome situated with a contextually rich task, requiring them to solve certain problems (Capraro et al., 2013 ). Project-based learning and problem-based learning are both used to develop students’ problem solving, creativity, collaboration skills (Barak & Assal, 2018 ), and attitude (Preininger, 2017 ).

According to previous studies, researchers have adopted STEM instructional designs to achieve certain educational goals. For instance, in the aspects of engagement and career choice, Sullivan and Bers ( 2019 ) used design-based learning to improve students’ interest in engineering and students’ performance in elementary school. Kang et al. ( 2021 ) adopted inquiry-based learning for secondary school by embedding careers education to foster the students’ interest in science. Vallera and Bodzin ( 2020 ) adopted project-based learning at primary school in the northeastern United States to improve students’ STEM literacy and attitude. Preininger ( 2017 ) used problem-based learning to influence students’ attitudes toward mathematics and careers involving mathematics. In the aspect of STEM literacy, King and English ( 2016 ) adopted design-based learning to enable students to apply STEM concepts to the model of the construction of an optical instrument. Han et al. ( 2015 ) adopted STEM project-based learning to improve the performance of low-performing students in mathematics. Lastly, regarding the twenty-first century competencies, English et al. ( 2017 ) adopted design-based learning to improve students’ capabilities of handling the complexity of the task (English et al., 2017 ).

In conclusion, studies have grown to explore educational goals related to instructional designs for STEM education. However, consistent and systematic reviews related to instructional designs in K-12 STEM education are comparatively scarce. Although there are some reviews of the STEM education literature (Andrews et al., 2022 ; Gladstone & Cimpian, 2021 ; Kaya-Fadlelmula et al., 2022 ; López et al., 2022 ; Margot & Kettler, 2019 ; Martín-Páez et al., 2019 ; Nguyen et al., 2021 ), it is noteworthy that previous studies only explored undergraduate instruction in STEM education (Andrews et al., 2022 ; Henderson et al., 2011 ; Nguyen et al., 2021 ). Therefore, to fill the research gap, this current study conducted a systematic analysis of literature to understand the educational goals and instructional designs for K-12 STEM education from articles published between 2012 and 2021. The research questions of this study were formulated as follows:

What STEM education goals were more focused on in the reviewed articles? What was the trend of educational goals in the reviewed articles?

What instructional designs were more focused on in the reviewed articles? What was the trend of the instructional design in the review articles?

What instructional designs were more focused on to achieve certain educational goals in the reviewed articles?

What features of instructional designs were more focused on in the reviewed articles?

Data collection

To identify the target literature for further analysis, this study conducted several rounds of searching the Web of Science (WOS) database for articles (Gough et al., 2012 ; Møller & Myles, 2016 ). A systematic literature review using the PRISMA guidelines was used for article selection (Møller & Myles, 2016 ). First, we searched for articles using the keyword “STEM Education” along with “learning”, “teaching”, “curriculum”, and “professional development”, to refine the search results. The search identified a total of 1,531 articles published in the Web of Science from 2012 to 2021 (Fig.  1 ). We initially excluded duplicated articles; the search retrieved a total of 1,513 articles. We then screened the titles, abstract, and keywords of the articles based on the following criteria: (a) empirical research; (b) incorporating instructional design and strategies into STEM teaching; (c) including intervention; (d) focusing on K-12 education and on assessment of learning outcomes; and (e) excluding higher education and STEAM education. During this screening, we discussed which articles met the criteria through round-table discussions, and determined the preliminary target candidates composed of 394 articles. A full-text examination was then conducted. In this round of examination, we removed the articles without clear information about the educational goals and instructional designs related to STEM education. Finally, a corpus of literature comprising 229 articles was formed for further analysis.

figure 1

PRISMA flow diagram of articles selection

Data analysis

According to the research questions, for this study, we developed a coding framework to conduct content analysis and to categorize the target literature. We first selected paradigmatic references of STEM education and instructional design from high quality publications. These articles provided sets of core concepts and terms to shape the provisional coding categories. We then constantly reviewed the paradigmatic references and discussed them to improve the coding scheme. The final analytic framework with coding categories was developed as follows. The first category, STEM educational goals, includes engagement and career choice (Honey et al., 2014 ; Hsu & Fang, 2019 ), STEM literacy (Falloon et al., 2020 ; Jackson et al., 2021 ), and twenty-first century competencies (Boon, 2019 ) (see Appendix 1). The second category, instructional design, includes design-based learning (Yata et al., 2020 ), inquiry-based learning (Bybee, 2010 ; Halawa et al., 2020 ), project-based learning (Capraro & Slough, 2013 ), and problem-based learning (Priemer et al., 2020 ). From the review articles, we found that 6E - oriented STEM (engage, explore, explain, engineer, enrich, and evaluate) and game-based learning were used for STEM education. These two instructional designs were added to our coding scheme. Articles that did not specify the instructional design were coded as “others”. We then analyzed the outcomes to see whether instructional design successfully improved STEM educational goals. We analyzed design-based, inquiry-based, and project-based learning to achieve engagement and career choice, STEM literacy, and a combination of engagement and career choice and STEM literacy because the selected articles mainly concentrated on them. We categorized the outcomes as positively improved, partially improved, and none (Amador et al., 2021 ). Instructional design that successfully increased STEM educational goals was categorized as positively improved. Instructional design that only increased a part of STEM educational goals was categorized as partially improved. If the instructional design did not increase STEM educational goals, we categorized it as none.

We then extended our coding scheme to identify the features of design-based, inquiry-based, and project-based learning. We focused on these three instructional designs because the selected articles mainly adopted them. Yata et al. ( 2020 ) proposed designing, building, and testing as the features of design-based learning. Other features of instructional designs including questioning or identifying problems, experimenting, analyzing, explaining, collaborating, communicating, and reflecting were proposed as features of inquiry-based learning (Bybee, 2010 ; Halawa et al., 2020 ) and project-based learning (Capraro et al., 2013 ). From the review articles, we found that redesigning was one of the features of instructional design and so added it to the coding scheme. These features of instructional designs were adopted for our coding scheme including questioning or identifying problems, designing, building, testing, experimenting, analyzing, collaborating, reflecting, communicating, and redesigning (Appendix 2). We then calculated the number of articles that adopted these features of instructional designs. We further summarized the features of instructional designs that were frequently used in the selected articles.

In order to make sure the coding process was reliable, we conducted a trial coding by randomly selecting 40 articles and individually categorizing the articles into the aforementioned categories: (a) STEM education goal, and (b) instructional design. Interrater reliability was calculated using a percent agreement metric reaching an acceptable level of 0.85 (McHugh, 2012 ). The discrepancies between authors were negotiated and solved through discussions. The NVivo 11 software was utilized to complete coding works on the remaining articles. We then calculated and reported descriptive statistics of the coded data as the analytic results.

Engagement and career choice as the main focused STEM educational goals

Table 1 shows that more articles focused on engagement and career choice (64 articles) and STEM literacy (61 articles) than twenty-first century competencies (16 articles). The articles also mainly focused on a combination of engagement and career choice and STEM literacy (47 articles) and a combination of engagement and career choice and twenty-first century competencies (18 articles). Nine articles were found that focused on the three learning goals of engagement and career choice, STEM literacy, and twenty-first century competencies.

Table 1 shows the numbers of articles regarding educational goals for STEM education for each 2 years in the review papers. The number of articles per 2 years increased from 2012 to 2021. The trend analysis indicated that engagement and career choice and STEM literacy increased greatly from 2014 to 2021. The numbers of articles focused on the combination of two educational goals (STEM literacy and twenty-first competencies) and three learning goals (engagement and career choice, STEM literacy, and twenty-first competencies) from 2016 to 2021 are also presented.

Design-based and inquiry-based learning as the main instructional designs for STEM

Table 2 reveals the numbers of articles that used instructional design for STEM education. The instructional designs of design-based, inquiry-based, project-based, and problem-based learning were mainly used and continued to be used over the study period. The trend analysis indicated a big jump in design-based, inquiry-based, and project-based learning from 2018 to 2021.

Table 2 also shows the instructional designs and educational goals for STEM from review papers. Most articles adopted design-based (80 articles), inquiry-based (46 articles), project-based (42 articles), and problem-based (27 articles) learning.

Design-based learning mainly used to achieve STEM literacy

The findings shown in Table  3 identified that STEM instructional designs were used differently to achieve engagement and career choice, STEM literacy, and the combination of engagement and career choice and STEM literacy. We found that design-based learning was mainly adopted to achieve STEM literacy (28 articles), while inquiry-based learning was mainly used to achieve engagement and career choice (14 articles) and the combination of engagement and career choice and STEM literacy (14 articles). Also, more articles (15 articles) adopted project-based learning to achieve engagement and career choice. Furthermore, more design-based learning (7 articles) and problem-based learning (4 articles) than inquiry-based learning (2 articles) and project-based learning (1) articles were adopted to achieve twenty-first century competencies.

As we identified that a major portion of the articles adopted design-based learning, inquiry-based learning, and project-based learning focused on engagement and career choice, STEM literacy, and a combination of engagement and career choice and STEM literacy (see Table  3 ), we focused further analysis on the outcomes of STEM educational goals in the articles. The total number of selected articles was 124, of which 54 adopted design-based learning, 37 adopted inquiry-based learning, and 33 adopted project-based learning (Table  4 ).

We categorized the outcomes of STEM education goals into three categories (positively improved, partially improved, and none) (Amador et al., 2021 ). Table 4 shows that the majority of selected articles adopted design-based, inquiry-based, and project-based learning, improving STEM educational goals positively. Most selected articles found that design-based learning positively improved engagement and career choice (10 articles), STEM literacy (26 articles), and a combination of engagement and career choice and STEM literacy (15 articles). Also, most of the selected articles indicated that inquiry learning has a positive impact on engagement and career choice (14 articles), STEM literacy (7 articles), and a combination of engagement and career choice and STEM literacy (13 articles). Project-based learning has demonstrated a beneficial impact on various outcomes, as reported across the selected literature. Specifically, 12 articles documented the enhancement of engagement and career decisions, nine indicated the advancement of STEM literacy, and six discussed a combined effect on engagement, career choice, and STEM literacy.

Frequently used features of STEM instructional designs

To identify the frequently used features of STEM instructional design, we further explored the activities in the selected articles. As previous results show that the major part of articles adopted design-based learning, inquiry-based learning, and project-based learning, we further analyzed the frequently used features of these STEM instructional designs that focused on engagement and career choice, STEM literacy, and combination of engagement and career choice and STEM literacy (see Table  3 ). We selected 54 articles that adopted design-based learning, 37 adopted inquiry-based learning, and 33 adopted project-based learning (Table  5 ).

Frequently used features of design-based learning

Based on the findings, a large portion of the selected articles adopted design-based learning for STEM education (54 articles). Table 5 shows the features that were adopted to implement instructional design for design-based learning. More than half of the selected articles adopted designing, building, testing, collaborating, experimenting, and reflecting. Building (88.9%), designing (87.0%), and testing (70.4%) were used to engage students in engineering (Yata et al., 2020 ). Besides, engaging students in these activities required students to use their knowledge and skills (Kelley & Knowles, 2016 ). For example, Aranda et al. ( 2020 ) and Lie et al. ( 2019 ) implemented design-based learning by asking students to design a process to both prevent and test for cross-pollination of non-GMO from GMO fields. In these selected articles, the curriculums were focused on helping students with designing, building, and testing.

Collaborating, which engages students in working with their classmates in the process of design-based learning, was also mainly emphasized in the selected articles (64.8%). For instance, English and King ( 2019 ) asked students to work with their groups to discuss the possible design of the bridge. Researchers also emphasized experimenting (53.7%) to engage students in design-based learning. English ( 2019 ) engaged students in investigating their feet and shoes. Students collected, represented, analyzed data, and drew conclusions from their findings. Lie et al. ( 2019 ) helped students conduct an investigation to prevent cross-contamination of non-GMO from GMO corn fields. The last critical feature of design-based learning is reflecting (51.9%). In this activity, students engaged in assessing their solutions against a set of criteria and constraints, generating, and evaluating solutions (Cunningham et al., 2019 ). By engaging students in reflecting, students have an opportunity to improve their design and choose their best strategy (Aranda et al., 2020 ; Lie et al., 2019 ).

Frequently used features of inquiry-based learning

As shown in Table  5 , the inquiry-based learning approach was frequently adopted by researchers for STEM education. The features of this approach applied to achieve specific STEM education goals (e.g., engagement and career choice, and STEM literacy) included experimenting (91.9%), collaborating (83.8%), reflecting (62.2%), and communicating (51.4%) (see Table  5 ). This finding indicated that the top three frequently used features of inquiry-based learning in STEM were experimenting, collaborating, and reflecting, which play an essential role when learners try out their ideas about a real-world problem related to STEM. For example, a four-phase inquiry (clarifying the situation, hands-on experiments, representing, analyzing the produced data, and reporting/whole-class discussions) for authentic modeling tasks guided students to develop their credibility of the tasks and to acquire STEM knowledge (Carreira & Baioa, 2018 ).

Frequently used features of project-based learning

As previously mentioned, project-based learning is one of the major approaches to support instructional design in the reviewed STEM education studies. The results shown in Table  5 further indicate the features that researchers tended to integrate into instructional design for project-based learning. More than half (51.5%) of the selected articles reported “reflecting” as a pivotal part of teaching that triggered students’ project-based learning. Reflecting is deemed to depict learners’ active perceptions and deliberation of what they encounter and what they are doing. This may contribute to their competence to retrieve appropriate information, to provide feedback, and to revise the project underlying their learning. For example, in Dasgupta et al.’s ( 2019 ) study, a design journal was utilized to help students’ reflection on what they knew, what is necessary to know, as well as their learning outcomes. Vallera and Bodzin ( 2020 ) also addressed the critical design features of their curriculum to help students achieve information obtaining, evaluating, and communicating in the learning project based on real-world contexts.

Besides, researchers focused on project-based learning regarding STEM have a tendency to foster students’ learning via “identifying problems” (48.5%). These studies can be differentiated into two types based on whether the researchers provided a driving question for the learning project. In Vallera and Bodzin’s ( 2020 ) study, the instructional design arranged a clear-cut driving question to guide students’ thinking about helping farmers to prepare products for sale in a farmers’ market. This led students to extend their thinking and identify further problems while solving the driving question. As for Barak and Assal’s ( 2018 ) study, their instructional design provided open-ended tasks and ill-defined problems. Such arrangements were deemed to afford students’ learning through problem defining and learning objective setting.

It is also noteworthy to mention that the percentages of “experimenting” and “collaborating” in studies involved with project-based learning design were lower than those of studies with design-based learning or inquiry-based learning. However, researchers who were interested in STEM project-based learning would still to some extent agree with instructional design that may provide opportunities to students to access authentic scientific activities and social communications.

This study focused on analyzing the STEM educational goals and instructional designs adopted in the 2012–2021 articles. The findings of this study present knowledge and understanding of the educational goals that need to be considered in STEM education, and how these goals could be achieved by adopting various STEM instructional designs.

Educational goals for STEM education

The majority of reviewed articles adopted instructional designs to achieve the goals of engagement, career choice and STEM literacy. In contrast, few articles focused on twenty-first century competencies. It is not surprising because many recent studies in nature emphasized economic viewpoints and workplace-readiness outcomes in the STEM education field (Cheng et al., 2021 ; Kelley & Knowles, 2016 ). The aspects of engagement and career choice were frequently considered in many previous studies on STEM education (Struyf et al., 2019 ; Vongkulluksn et al., 2018 ; Vossen et al., 2018 ). It indicated that engagement and career choice are important goals for STEM education (Honey et al., 2014 ; Hsu & Fang, 2019 ; Kelley & Knowles, 2016 ). Engaging and motivating students in STEM education are necessary to enhance their understanding of their future careers (Fleer, 2021 ) and to cultivate them to continue STEM learning (Maltese et al., 2014 ). Students who were motivated and interested in STEM education would pursue STEM careers (Maltese & Tai, 2011 ). Furthermore, the aspects of STEM literacy are also addressed in the reviewed articles. The aspects of STEM literacy (e.g., knowledge and capabilities) are deemed important for students’ productive engagement with STEM studies, issues, and practices (Falloon et al., 2020 ). The focus of STEM literacy encourages students to apply their knowledge to life situations and solve problems (Bybee, 2010 ). The importance of STEM literacy has been highlighted in several national documents (e.g., Committee on STEM Education of the National Science & Technology Council, 2018 ; National Research Council, 2011 ; U.S. Department of Education, 2016 ). These findings provide insights into what teaching goals have been focused on in STEM education. For instance, engagement and career choice have been mainly focused on in STEM education because the STEM teaching was designed to connect to the students’ real-world experiences or future professional situations (Strobel et al., 2013 ). The authentic and meaningful experience could engage and motivate students in the activity, and later they should pursue their future careers related to what they have learned.

However, there are few selected articles focused on twenty-first century competencies, although many previous studies considered the twenty-first century competencies as important goals for students. Some studies have advocated that students should be engaged in interdisciplinary sets of complex problems and encourage them to use critical thinking and develop their creativity and innovation as well as collaboration (Finegold & Notabartolo, 2010 ; Jang, 2016 ). Engaging students in STEM education focused on twenty-first century competencies could prepare them for the workplace and help them become successful in STEM-related fields (Jang, 2016 ). Future researchers should consider integrating twenty-first century competencies into STEM education to complement the existing focus on engagement, career choice, and STEM literacy, preparing students for a broader range of skills necessary for the modern workforce.

Instructional design for STEM education

Although the reviewed articles adopted various instructional designs for STEM education, the articles mostly adopted design-based rather than inquiry-based, project-based, or problem-based learning. The findings are in accordance with the existing literature on STEM education. Notably, these results corroborate the conclusions drawn from a comprehensive systematic review conducted by Mclure et al. ( 2022 ). Design-based learning was adopted to achieve the goals of STEM literacy, engagement and career choice, and this instructional design tended to be used more often according to the trend analysis. This indicated that design-based learning was considered as a main instructional design for STEM education. This instructional design has become an essential approach to engaging K-12 students in STEM education (Bybee, 2013 ; National Academy of Engineering & National Research Council, 2014 ; National Research Council, 2013 ). Some researchers claimed that students who participate in design-based learning could make meaningful connections between knowledge and skills by solving problems (English & King, 2019 ; Kelley et al., 2010 ). Design-based learning engages students in authentic problems and challenges that increase their level of engagement (Sadler et al., 2000 ), help students learn fundamental scientific principles (Mehalik et al., 2008 ), and build students’ natural and intuitive experience (Fortus et al., 2004 ). In the process of design, students learn the concepts of science, technology, and mathematics in the process of designing, building, or testing products (Yata et al., 2020 ). For instance, students have to learn the concept of energy to design a house that produces more renewable energy than it consumes over a period of 1 year (Zheng et al., 2020 ). It was also found that the majority of selected articles which adopted design-based learning successfully improved learners’ engagement, career choice, and STEM literacy (Table  4 ). The results align with the findings of a previous meta-analysis focusing on STEM education at the middle school level (Thomas & Larwin, 2023 ). K-12 students’ STEM learning successfully improved because the selected articles reported studies conducting design-based learning in K-12 education. For example, Cunningham et al. ( 2019 ) successfully implemented design-based learning to improve elementary students’ learning outcomes, while Fan et al. ( 2018 ) found that design-based learning positively improved secondary students’ conceptual knowledge and attitude.

However, the selected articles have not equally used the features of design-based learning such as collaborating, reflecting, and redesigning. We identified that the selected articles mainly used designing, building, and testing to engage students in engineering activities. One of the explanations for this finding is that researchers may face challenges in implementing a full cycle of design-based learning because of the time limit of instruction, so they only focus on the process of designing, building, and testing. Collaborating, reflecting, and redesigning should be emphasized while adopting effective design-based learning because students could solve complex problems by collaborating with others. With collaboration, the students can learn/solve problems through discussion within the group. This activity allows students to share new ideas and debate with others to generate solutions. Reflecting on the data and experience allows students to make improvements to their model and leads them to redesign it to produce a better model. This process could also grow students’ science knowledge (Fortus et al., 2004 ). This finding hence suggests future studies, and educators emphasize more collaborating, reflecting, and redesigning for design-based learning for STEM instruction.

Moreover, inquiry-based learning, project-based learning, and problem-based learning were adopted in some selected articles. Inquiry-based learning was considered to enable and to promote connections within and across curriculum disciplines and improve students’ engagement in STEM education (Attard et al., 2021 ). Project-based and problem-based learning can be used to engage students in authentic problems (Blumenfeld et al., 1991 ) and to improve their engagement in STEM education (Beckett et al., 2016 ). Furthermore, we identified that inquiry-based learning mainly engages students in experimenting, collaborating, and reflecting (Kim, 2016 ), and project-based learning (Han et al., 2015 ) mainly engages students in identifying problems and reflecting. This finding reveals the frequently used features of inquiry-based learning and project-based learning. Teachers could use these components of instructional design for preparing their instruction for teaching STEM. Given these findings, it is advisable to explore the integration of inquiry-based, project-based, and problem-based learning alongside design-based learning in STEM education. Such an approach may enhance the effectiveness of STEM education by providing a more comprehensive strategy to improve STEM literacy, engagement, and career choice among K-12 students.

However, we identified that some essentials of these instructional designs have not been included in selected articles. For instance, studies adopting inquiry-based learning rarely asked students to propose their questions, although questioning is one of the frequently used features of inquiry (National Research Council, 2012 , 2013 ). One of the possible explanations for this finding is that students may have a lack of experience with inquiry learning and not know how to formulate meaningful questions, and they may tend to propose low-level factual questions related to their personal interests (Krajcik et al., 1998 ). Besides, STEM education requires students to engage in complex real-world problems, which requires sufficient ability to propose meaningful questions. Yet, we expect that future studies and teachers should encourage students to propose their own questions because questioning improves students’ creativity, critical thinking, and problem solving skills (Hofstein et al., 2005 ). Teachers could start asking students to propose their own questions once they have experience and ability to propose good questions. Krajcik et al. ( 1998 ) suggested providing situations in which students can receive informative and critical feedback from teachers, classmates, and others so as to propose their own significant questions.

Conclusions

From an instructional design perspective, this study provides crucial insights into practical STEM education approaches. The findings underscore the importance of aligning instructional designs with specific STEM educational goals. The trend analysis revealed a significant increase in focus on engagement, career choice, and STEM literacy from 2014 to 2021, with a particularly sharp rise observed between 2018 and 2021. Each instructional design approach demonstrated unique strengths: design-based learning fosters STEM literacy. In contrast, inquiry-based and project-based learning effectively enhanced engagement and career choice. The study delineates specific features of these instructional designs that contribute to their success, such as building and testing in design-based learning, experimenting and collaborating in inquiry-based learning, and reflecting and problem identification in project-based learning.

Furthermore, this study advocates for a deliberate and systematic application of inquiry-based and project-based learning alongside design-based learning. Such integration is likely to cultivate a more dynamic and interactive learning environment that encourages critical thinking, problem-solving, and collaborative skills among students. The integration of twenty-first century competencies in the instructional design of STEM, though less presented, suggests a potential research space for further exploration of STEM teaching. This study recommends an expanded focus on incorporating these competencies to ensure a holistic educational approach that addresses immediate educational goals and equips students with essential skills for future challenges.

Teachers’ limited understanding of STEM instructional design also presents a significant challenge, necessitating targeted professional development initiatives. Educators must comprehend and implement a comprehensive approach that aligns educational goals with appropriate instructional designs to optimize STEM learning outcomes. This approach involves clearly defining learning objectives, such as STEM literacy, selecting suitable instructional designs, and effectively guiding students through the chosen learning process.

The findings in this study furnish instructional designers and educators with a clear framework for developing targeted STEM curricula. The research accentuates the importance of aligning instructional design features with specific educational goals, suggesting that a nuanced, goal-oriented approach to STEM instruction can significantly enhance student outcomes in literacy, engagement, and career readiness. These insights offer a robust foundation for refining and optimizing instructional design strategies in STEM education.

Availability of data and materials

No applicable.

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Acknowledgements

The authors express their sincere gratitude to the editors and reviewers for their invaluable inputs and suggestions, which have significantly enhanced the quality of this work.

This work was financially supported by the Institute for Research Excellence in Learning Sciences of National Taiwan Normal University (NTNU) from The Featured Areas Research Center Program within the framework of the Higher Education Sprout Project by the Ministry of Education (MOE) in Taiwan.

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SH contributed to the conception of the study, research question, methods, analysis, and interpretation of the data. TC contributed to the data collection, analysis and interpretation of data, and editing of the manuscript. YS contributed to the conception of the study, data analysis and interpretation, and editing of the manuscript. All authors equally contributed to writing, reading, and approving the manuscript.

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Description of STEM education goals

STEM education goals

Brief description

Representational articles

Engagement and career choice

The goals of instruction focus on students’ emotional responses to learning STEM subjects and pursuing a professional degree in one of the STEM fields

Fan et al. ( )

STEM literacy

The goals of instruction focus on students’ ability to apply concepts from science, technology, engineering, and mathematics to solve problems that cannot be solved with a single subject

Vallera and Bodzin ( )

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The goals of instruction focus on students’ abilities of critical thinking, creativity, innovation, leadership, and adaptability which can be used to adapt in the twenty-first century

Chen and Lin ( )

Description of the elements of instructional design for STEM education

Features

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Students propose questions or identify problems in the STEM activity

Vallera and Bodzin ( )

Designing

Students design their model

Aranda et al. ( )

Building

Students build a prototype based on their model

English ( )

Testing

Students test their design and prototype

Zheng et al.,

Redesigning

Students redesign their model after they test it

Lie et al. ( )

Experimenting

Students engage in hands-on activities in the STEM education

Kim,

Analyzing

Students use mathematics to analyze the data from the STEM activity

Berland et al. ( )

Collaborating

Students interact or collaborate with other students to solve problems in the STEM activity

English and King ( )

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Students evaluate/assess their experience in the STEM activity

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Halawa, S., Lin, TC. & Hsu, YS. Exploring instructional design in K-12 STEM education: a systematic literature review. IJ STEM Ed 11 , 43 (2024). https://doi.org/10.1186/s40594-024-00503-5

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Drug–Drug Interactions Involving High-Alert Medications that Lead to Interaction-Associated Symptoms in Pediatric Intensive Care Patients: A Retrospective Study

Lisa marie kiesel.

1 Clinical Pharmacy, Institute of Pharmacy, Medical Faculty, Leipzig University, and Drug Safety Center, Leipzig University and Leipzig University Hospital, Leipzig, Germany

Astrid Bertsche

2 Division of Neuropediatrics, University Hospital for Children and Adolescents, Greifswald, Germany

3 Center for Pediatric Research, University Hospital for Children and Adolescents, Leipzig, Germany

Wieland Kiess

Manuela siekmeyer, thilo bertsche, martina patrizia neininger, associated data.

Children treated in a pediatric intensive care unit (PICU) often receive several drugs together, among them drugs defined as high-alert medications (HAMs). Those drugs carry a high risk of causing patient harm, for example, due to a higher potential for interactions. HAMs should therefore be administered with caution, especially in a PICU.

The objective of the current study was to identify drug–drug interactions involving HAMs that increase the risk of interaction-associated symptoms in pediatric intensive care.

In a retrospective study, we analyzed the electronic documentation of patients hospitalized for at least 48 h in a general PICU who received at least two different drugs within a 24-h interval. We assessed potential drug–drug interactions involving HAM on the basis of the two drug information databases UpToDate and drugs.com. Furthermore, we analyzed whether symptoms were observed after the administration of drug pairs that could lead to interaction-associated symptoms. For drug pairs involving HAM administered on at least 2% of patient days, and symptoms observed at least ten times after a respective drug pair, we calculated odds ratios, 95% confidence intervals, and p -values by using a univariate binary logistic regression.

Among 315 analyzed patients, 81.3% (256/315) received drugs defined as high-alert medication for pediatric patients. Those high-alert medications were involved in 20,150 potential drug–drug interactions. In 14.0% (2830/20,150) of these, one or more symptoms were observed that could be a possible consequence of the interaction, resulting in 3203 observed symptoms affecting 56.3% (144/256) of patients receiving high-alert medication. The odds ratios for symptoms observed after a drug–drug interaction were increased for eight specific symptoms (each p ≤ 0.05), especially hemodynamic alterations and disturbances of electrolyte and fluid balance. The odds ratio was highest for decreased blood pressure observed after the administration of the drug pair fentanyl and furosemide (OR 5.06; 95% confidence interval 3.5–7.4; p < 0.001). Increased odds ratios for specific symptoms observed after drug–drug interactions resulted from eight combinations composed of eight different drugs: digoxin, fentanyl, midazolam, phenobarbital, potassium salts and vancomycin (high-alert medications), and the diuretics furosemide and hydrochlorothiazide (non-high-alert medications). The resulting drug pairs were: potassium salts–furosemide, fentanyl–furosemide, vancomycin–furosemide, digoxin–furosemide, digoxin–hydrochlorothiazide, fentanyl–phenobarbital, potassium salts–hydrochlorothiazide, and midazolam–hydrochlorothiazide.

Conclusions

In a cohort of PICU patients, this study identified eight specific drug pairs involving high-alert medications that may increase the risk of interaction-associated symptoms, mainly hemodynamic alterations and electrolyte/fluid balance disturbances. If the administration of those drug pairs is unavoidable, patients should be closely monitored.

Supplementary Information

The online version contains supplementary material available at 10.1007/s40272-024-00641-x.

More than half of the patients receiving high-alert medications were affected by a total of 3203 symptoms observed after drug–drug interactions involving high-alert medications. More than one in four observed symptoms were associated with a drug–drug interaction at a significant odds ratio.
Specific drug pairs were identified that may increase the risk of interaction-associated symptoms, mainly categorized as hemodynamic alterations and fluid and electrolyte balance disturbances. Those drug pairs involved eight drugs frequently administered in a PICU.
Physicians should avoid the administration of these specific drug pairs, or if their administration is unavoidable, monitor patients closely for corresponding symptoms.

Introduction

Children admitted to a pediatric intensive care unit (PICU) are often in a critical state of health and require complex drug treatment. Although administration of multiple drugs together leads to an increased risk of drug-related problems [ 1 , 2 ], previous studies reported most patients in PICUs received a median number of ten different drugs per patient day [ 3 , 4 ]. Especially in the PICU, so-called high-alert medications (HAMs) must be administered frequently. Due to various factors, such as a narrow therapeutic range or a high potential for drug–drug interactions (DDIs) [ 5 , 6 ], these drugs bear a higher risk of causing patient harm compared with other drugs, according to the Institute for Safe Medication Practices (ISMP) [ 7 ]. Therefore, the administration of HAM should be given careful consideration. The ISMP developed its first list of HAMs for the acute care setting in 1995 [ 7 ]. Until now, few studies have identified specialized lists of HAM for children [ 6 , 8 – 10 ]. Schilling et al. combined results from three previous studies to develop a list of 20 HAMs for pediatric patients in the German setting. They described DDI as a drug-related problem for half of those 20 [ 6 ].

There is scant literature about DDIs involving HAMs for pediatric patients or their implications for children admitted to a PICU. Therefore, we aimed to identify DDIs involving HAMs that may increase the risk of interaction-associated symptoms. We specifically targeted drug pairs that should be avoided in daily clinical practice or closely monitored if their administration is unavoidable. We did not distinguish between different severity grades for DDI and symptoms, as we aimed to assess the most common DDIs regardless of their classification according to the databases, and we endeavored not to overlook any relevant symptoms. Therefore, we also included drug–drug interactions with a low classification according to the databases, as these can also severely affect patients in a critical health state.

Material and Methods

Study design.

This retrospective study analyzed data from April 2018 to March 2019 obtained in a general PICU of a university hospital in Germany. Patients of all pediatric age groups were treated in the study unit, except neonates, who were treated in a separate neonatal intensive care unit. We assessed the electronic documentation for each patient in the hospital’s patient data management system to identify potential DDIs (pDDIs) involving at least one drug defined as a HAM. Furthermore, we analyzed symptoms observed after these pDDIs to detect interaction-associated symptoms.

We included patients hospitalized for at least 48 h in the study unit who received at least two different drugs within a 24-h interval during their stay. Patients on chemotherapy were excluded because they were mainly treated at the pediatric oncology unit of the university hospital and only transferred to the PICU for a short time if their health condition deteriorated severely.

The study titled “Adverse drug reactions in an interdisciplinary PICU” was conducted according to the guidelines of the Declaration of Helsinki and approved by the Ethics Committee at the Medical Faculty, Leipzig University, Germany (study number: 127/19-ek) on 2 May 2019. The ethics committee waived informed consent because this was a retrospective study, and patients’ treatment was not influenced.

Identification of HAM in the PICU and pDDIs Involving at Least One HAM in Clinical Care

On the basis of the electronic patient documentation, we first examined the administration of the 20 drugs that Schilling et al. [ 6 ] defined as HAM for hospitalized pediatric patients. We included 15 of those HAMs in our analysis because 5 of the 20 defined HAMs were not administered in our PICU during the study period: cyclosporine, phenytoin, amiodarone, vecuronium, and rocuronium. Second, we evaluated pDDIs that involved at least one HAM for each patient day. For this purpose, potentially interacting drug pairs were identified on the basis of two drug information databases: UpToDate (provided by Wolters Kluwer, Riverwoods, Illinois, USA) and drugs.com (provided by Drugsite Trust, Auckland, New Zealand). Each drug pair for which an interaction alert was reported in at least one of the databases was defined as a pDDI. To identify potentially interacting drug pairs, we considered a maximum time interval of 24 h between administering a HAM and another potentially interacting drug, regardless of whether the second drug was defined as a HAM. We considered a 24-h interval to be appropriate because estimating the correct half-lives of interacting drugs in individual patients in our cohort was hardly feasible due to the general developmental variability of pharmacokinetics and pharmacodynamics in children and the possible influence of the individual patient’s condition. Hence, if a potentially interacting drug was administered 24 h before or after a HAM, the event was categorized as a pDDI. If a pDDI occurred more than once within the defined time interval, it was counted only once. For continuous infusions, it was assessed for each drug administered concurrently whether a pDDI occurred due to the additional drug.

Identification of Interaction-Associated Symptoms

For each pDDI, we investigated whether symptoms that could be associated with it were observed after the administration. For this investigation, we examined the nurses’ and physicians’ daily documentation of the patient’s condition for symptoms that occurred within a 24-hour interval after administration of the second drug of the relevant drug pair. The documentation included automatically recorded vital parameters, laboratory parameters, and additional documentation, such as non-measurable symptoms as nausea or vomiting (Online Resource 1). For vital and laboratory parameters, age-dependent standard ranges for infants, children, and adolescents were determined by the treating physicians. For some patients, the attending physician adjusted the standard ranges to the patient’s health condition. In our analyses, we considered deviations from the determined patient–individual ranges. We focused on symptoms that were identified as possible consequences of a pDDI according to our database search in UpToDate and drugs.com. If at least one of these symptoms was associated with the relevant drug pair at a statistically significant odds ratio (OR), this was defined as a DDI. Since we took the underlying data on the symptoms from the documentation of physicians and nursing staff, it can be assumed that those symptoms were clinically relevant, as they would otherwise not have been documented.

To estimate the risk associated with the interaction of a particular drug pair for an observed symptom, we calculated the OR and 95% confidence interval. To ensure that the calculation was based on a sufficient occurrence of a particular drug pair and corresponding symptom, we set two criteria. First, we only considered potentially interacting drug pairs administered on at least 2% of patient days. Second, we focused only on corresponding symptoms observed at least ten times after a given drug pair. Combining potentially interacting drug pairs and symptoms that met these criteria, we created a contingency table that presents the frequency of the following combinations on each patient day: both the potentially interacting drug pair and corresponding symptom were observed; only the potentially interacting drug pair was observed; only the symptom was observed; and neither the potentially interacting drug pair nor the symptom was observed. On the basis of the contingency table, a univariate logistic regression was performed to obtain OR, 95% confidence interval, and p -value. The calculation was conducted using IBM SPSS Statistics Version 29 (IBM Corporation, Armonk, New York, USA). A p value ≤ 0.05 was considered to indicate significance.

Characteristics of Patients and Administered Drugs

We examined 1263 patients admitted to the PICU during the study period for the inclusion criteria (Fig. ​ (Fig.1). 1 ). Of those, 315 (24.9%) patients fulfilled the inclusion criteria. Baseline patient characteristics are presented in Table ​ Table1. 1 . In total, 255 different drugs were administered to the patients. Of these drugs, 5.9% (15/255) were identified as HAM for hospitalized pediatric patients, according to the study by Schilling et al. [ 6 ] (Table ​ (Table2). 2 ). The most commonly administered sedative during the study period was midazolam [affected 173/315 (54.0%) patients on 1011/3788 (26.7%) patient days; Online Resource 2]. Potassium salts were the most frequently administered HAM, used on 39.0% of patient days (1477/3788), in 47.3% (149/315) of patients (Table ​ (Table3 3 ).

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Object name is 40272_2024_641_Fig1_HTML.jpg

Flow chart of patient inclusion

Baseline patient characteristics

CharacteristicsValue
Number of patients,  (m/f)315 (183/132)
Median age, years (Q25/Q75; min/max)3.7 (0.8/11.3; 0.0/22.8)
Median weight, kg (Q25/Q75; min/max)13.0 (6.7/29.0; 2.3/156.0)
Median length of PICU stay, days (Q25/Q75; min/max)8 (4/14; 3/99)
Median simplified acute physiology score on PICU admission (Q25/Q75; min/max)13 (9/21; 2/50)
Status of ventilation at PICU admission, (%)
 Not ventilated151 (47.9)
 Non-invasive ventilation116 (36.8)
 Invasive ventilation48 (15.3)
Death, (%)6 (1.9)
Primary reason for PICU admission, (%)
 Surgical167 (53.0)
  Gastrointestinal53 (16.8)
  Musculoskeletal40 (12.7)
  Neurologic25 (7.9)
  Oncologic23 (7.3)
  Ears-nose-throat/maxillofacial13 (4.1)
  Urologic7 (2.2)
  Other6 (1.9)
 Medical141 (44.8)
  Respiratory60 (19.0)
  Neurologic20 (6.3)
  Sepsis15 (4.8)
  Gastrointestinal13 (4.1)
  Metabolic11 (3.5)
  Cardiovascular5 (1.2)
  Other17 (5.4)
 Trauma7 (2.2)

PICU pediatric intensive care unit

Characteristics of drug therapy

CharacteristicsValue
Total number of administered drugs, 43,200
Number of different administered drugs, 255
Median number of drugs per patient per day, (Q25/Q75; min/max)10 (7/15;1/34)
Total number of administered HAM, / (%)5385/43,200 (12.5)
Number of different administered HAM, / (%)15/255 (5.9)
Median number of HAM per patient per day, (Q25/Q75; min/max)1 (0/2; 0/8)

HAM high-alert medication

Frequency of high-alert medications administered in the pediatric intensive care unit during the study period. In our analysis, we included 15 of 20 drugs defined as high-alert medications for hospitalized pediatric patients according to Schilling et al. [ 6 ]

High-alert medicationNumber of patients receiving the high-alert medication, (%)
( = 315 patients)
Number of patient days with the high-alert medication, (%)
( = 3788 patient days)
Potassium salts149 (47.3)1477 (39.0)
Midazolam173 (54.9)1011 (26.7)
Vancomycin33 (10.5)449 (11.9)
Epinephrine74 (23.5)431 (11.4)
Clonidine30 (9.5)415 (11.0)
Phenobarbital65 (20.6)405 (10.7)
Fentanyl42 (13.3)389 (10.3)
Digoxin14 (4.4)302 (8.0)
Amphotericin B13 (4.1)131 (3.5)
Tacrolimus12 (3.8)127 (3.4)
Propofol40 (12.7)84 (2.2)
Dobutamine7 (2.2)69 (1.8)
Norepinephrine18 (5.7)35 (0.9)
Morphine12 (3.8)33 (0.9)
Dopamine3 (1.0)27 (0.7)

The remaining five high-alert medications were not administered during the study period: cyclosporine, phenytoin, amiodarone, vecuronium, and rocuronium

pDDIs Involving at Least One HAM

Analyzing each patient’s electronic documentation, we identified 20,150 pDDIs involving at least one HAM on the basis of our database search in UpToDate and drugs.com. We calculated a rate of 78.7 pDDIs per patient that involved at least one HAM (20,150 pDDI involving at least one HAM/256 patients receiving HAM). The 20,150 pDDIs resulted from 469 different drug pairs. Of these potentially interacting drug pairs, 14.3% (67/469) were administered on at least 2% of patient days. The frequency of the potentially interacting drug pairs and their classifications according to the databases is presented in Online Resource 3.

Interaction-Associated Symptoms Identified in the PICU

We observed at least one symptom after 14.0% (2830/20,150) of pDDIs, resulting in a total of 3203 observed symptoms affecting 56.3% (144/256) of patients receiving HAM (Table  4 ). While we observed one symptom after the administration of 87.7% (2482/2830) of those pDDIs, more than one symptom was observed after 12.3% (348/2830) of pDDIs.

Frequency of symptoms observed after potential drug–drug interactions involving high-alert medications

SymptomFrequency of symptoms,
Frequency related to total of symptoms, %
( = 3203)
Frequency of patients affected by the respective symptom after a pDDI involving HAM,
(%)
( = 256 patients receiving HAM)
Increased heart rate78124.462 (24.2)
Hyponatremia39012.252 (20.3)
Vomiting2628.241 (16.0)
Hypokalemia2437.618 (7.0)
Decreased blood pressure2377.428 (10.9)
Respiratory depression1645.124 (9.4)
Urinary retention1374.329 (11.3)
Hyperkalemia1314.143 (16.8)
Edema1284.013 (5.1)
Nausea1193.724 (9.4)
Agitation1183.721 (8.2)
Decreased diuresis1123.523 (9.0)
Decreased heart rate963.010 (3.9)
Hypomagnesemia571.814 (5.5)
Sweating461.49 (3.5)
Hypocalcemia431.312 (4.7)
Increased blood pressure431.312 (4.7)
Fever190.612 (4.7)
Dyspnea140.47 (2.7)
Seizures140.45 (2.0)
Constipation100.34 (1.6)
Diarrhea90.32 (0.8)
Dizziness80.23 (1.2)
Abdominal pain50.23 (1.2)
Sedation40.11 (0.4)
Excessive diuresis30.12 (0.8)
Hypercalcemia30.12 (0.8)
Increased PTH30.11 (0.4)
Exanthema20.12 (0.8)
Tachypnea20.12 (0.8)

HAM high-alert medication, pDDI potential drug–drug interaction, PTH parathyroid hormone

The most pDDIs after which we observed at least one symptom involved potassium salts (2.4%; 493/20,150), followed closely by digoxin (2.4%; 480/20,150) and fentanyl (2.4%; 476/20,150; Fig. ​ Fig.2 2 ).

An external file that holds a picture, illustration, etc.
Object name is 40272_2024_641_Fig2_HTML.jpg

For each high-alert medication, the number of potential drug–drug interactions (total interactions: N = 20,150) is plotted against how often at least one symptom was observed after a potential drug–drug interaction involving the respective high-alert medication (total interactions followed by symptoms: N = 2830)

For 33.1% (1061/3203) of observed symptoms, the preconditions for the calculation of the OR were fulfilled (Table ​ (Table5). 5 ). We found an increased OR for hyponatremia, hypokalemia, decreased blood pressure, increased heart rate, urinary retention, edema, sweating, and restlessness (each p ≤ 0.05; Table ​ Table5). 5 ). Those eight specific symptoms accounted for 28.0% (897/3203) of all observed symptoms potentially related to DDI. These DDIs involved eight different drugs in eight different combinations. Of the eight drugs, 75% (6/8) were defined as HAM for pediatric patients: digoxin, fentanyl, midazolam, phenobarbital, potassium salts, and vancomycin. The remaining 25% (2/8) were diuretics not defined as HAM: furosemide and hydrochlorothiazide. The highest OR was found for decreased blood pressure observed after administration of the drug pair fentanyl and furosemide (OR 5.06; 95% CI 3.5–7.4; p < 0.001), followed by hypokalemia observed after administration of the drug pairs digoxin and furosemide (OR 4.16; 95% CI 3.1–5.6; p < 0.001) and digoxin and hydrochlorothiazide (OR 3.86; 95% CI 2.9–5.1; p < 0.001).

Drug–drug interactions involving high-alert medications and subsequent symptoms observed within 24 h after the administration of the respective drug–drug interaction

pDDIClassificationAssociated symptomPatient days with/without pDDI and symptom,
Drug 1Drug 2UpToDate drugs.com pDDIYesYesNoNoOdds ratio [95% CI] value
SymptomYesNoYesNo
Potassium salts FurosemideBn/aHyponatremia16366734126171.88 [1.5; 2.3]< 0.001*
Fentanyl FurosemideCModerateDecreased blood pressure4327510433665.06 [3.5; 7.4]< 0.001*
Urinary retention8623254129292.01 [1.5; 2.6]< 0.001*
Increased heart rate7624252129491.78 [1.3; 2.3]< 0.001*
Vancomycin Furosemiden/aModerateEdema8315049030653.46 [2.6; 4.6]< 0.001*
Decreased diuresis4219157529801.14 [0.8; 1.6]0.459
Vomiting3619750230531.11 [0.8; 1.6]0.573
Digoxin Furosemiden/aModerateHypokalemia8913452330423.86 [2.9; 5.1]< 0.001*
Nausea1021317733880.90 [0.5; 1.7]0.748
Increased heart rate3518856230030.99 [0.7; 1.4]0.978
Hypomagnesemia1221123833270.80 [0.4; 1.4]0.451
Digoxin HCTn/aModerateHypokalemia8612052630564.16 [3.1; 5.6]< 0.001*
Increased heart rate2917756830140.87 [0.6; 1.3]0.496
Fentanyl Phenobarbital DMajorRestlessness805996126883.79 [2.7; 5.4]< 0.001*
Sweating3010948031691.82 [1.2; 2.8]0.005*
Potassium salts HCTBn/aHyponatremia8522941930552.71 [2.1; 3.5]< 0.001*
Midazolam HCTn/aModerateDecreased blood pressure2016812734733.26 [2.0; 5.3]< 0.001*
Increased heart rate5613254130592.40 [1.7; 3.3]< 0.001*

For each drug combination and observed symptom, the frequencies of patient days on which the respective potential drug–drug interaction was or was not administered and whether the symptom was observed is shown. From those numbers, the odds ratios, 95% confidence intervals, and p -values were calculated using a univariate logistic regression

HCT hydrochlorothiazide, n/a not applicable (not listed in the respective database), pDDI potential drug–drug interaction

*Significant

a Categorized as high-alert medication for hospitalized pediatric patients according to Schilling et al. [ 6 ]

b Classification used in UpToDate: “D—Consider therapy modification; C—Monitor therapy; B—No action needed. Agents may interact with each other”

c Classification used in Drugs.com: “Major—Avoid combinations; Moderate—Usually avoid combination. Use it only under special circumstances; Minor—Take steps to circumvent the interaction risk and/or establish a monitoring plan”

HAMs are Common Drugs Administered in the PICU

According to the ISMP, HAMs carry a higher risk of patient harm compared with ordinary drugs [ 7 ]. Even when used as prescribed, they significantly increase the risk of drug-related problems [ 11 ]. In our study, 81% of critically ill children received at least one drug defined as HAM for pediatric patients by Schilling et al. [ 6 ]. Potassium salts, midazolam, and vancomycin were the HAMs most frequently administered. This is in line with a previous study in a pediatric emergency setting reporting that 91% of patients were prescribed at least one HAM, with potassium salts being the most frequently administered [ 12 ].

More than 20,000 pDDIs with HAM During a 1-Year Study

It is widely known that pDDIs are highly prevalent in PICUs. They are associated with various factors, such as a high number of administered drugs, a complex chronic condition, or an increased length of hospitalization [ 4 , 13 , 14 ]. Although previous studies determined pDDI as a cause of drug-related problems with HAM for pediatric patients, there is only limited knowledge about the frequency of pDDIs in pediatric intensive care [ 6 , 8 , 10 ]. In our study, we found more than 20,000 pDDIs involving HAM in 256 pediatric patients over the 1-year study period. A previous Brazilian study of adult intensive care patients reported 846 HAM-related pDDIs in 60 patients [ 15 ]. Compared with our research, the Brazilian study reported a considerably lower rate of HAM-related pDDIs per patient (79 versus 14). Part of this difference may be explained by the fact that pediatric patients requiring intensive care are more susceptible to drug–drug interactions [ 16 ]. However, it may also be related to the fact that the Brazilian study was performed on the basis of the database Micromedex 2.0 only [ 15 ]. Several studies recommended using at least two databases to determine pDDIs in daily routine [ 17 – 19 ] . Thus, we used the two databases, UpToDate and drugs.com, to avoid underestimating any potential risks. However, since the concordance between different databases is limited, comparing various studies can be challenging [ 20 , 21 ].

Physicians Should be Aware of Interaction-Associated Symptoms

For 2830 pDDIs, we observed 3203 symptoms occurring after the administration of the potentially interacting drug pairs. More than one in four detected symptoms were eventually associated with a DDI. Those interaction-associated symptoms comprised eight specific symptoms, mainly hemodynamic alterations or electrolyte and fluid balance disturbances. These symptoms were frequently reported in previous pediatric intensive care studies [ 3 , 22 – 24 ]. The study presented here shows that DDI involving HAM should be considered a likely trigger for symptoms in addition to other factors, such as the underlying disease or non-drug treatments, such as surgeries. It can also be assumed that various factors contribute to the occurrence of a symptom. When identifying DDIs and following interaction-associated symptoms, we did not distinguish between different severity grades of DDI or symptoms, as the main aim of our study was to identify drug pairs that are frequently associated with symptoms that are considered clinically relevant by the responsible physicians and nurses. Physicians usually receive a considerable number of alerts when using a database-related interaction checker. This may quickly lead to over-alerting. Therefore, we aimed to provide physicians with a concise overview of clinically relevant DDIs that occur frequently in a PICU. Our findings could be implemented in commonly used database-related interaction checkers to draw physicians’ attention to drug pairs involving HAM that are potentially associated with an increased risk of adverse events.

We identified eight specific drug pairs composed of eight different drugs that may lead to an increased risk of interaction-associated symptoms. By calculating the OR for a DDI and a respective symptom, we took into account how often a symptom was observed on patient days when the interacting drug pair was administered compared with days when the respective drug pair was not administered. In particular, this should minimize the risk that certain combinations of DDI and symptoms are over- or underestimated. For the interaction of fentanyl and furosemide, we found the highest OR for the symptom of decreased blood pressure. Both drugs have been shown to belong to the top ten of the most frequently administered drugs and to be among the drugs most commonly involved in pDDIs in the pediatric intensive care setting [ 4 ]. In our study, DDI was associated with a potential fivefold increased risk of decreased blood pressure. The second highest OR, indicating a potential fourfold increased risk, was found for the interaction of digoxin with hydrochlorothiazide and the observed symptom of hypokalemia. Consequently, when the administration of drug pairs associated with a potentially increased risk of interaction-associated symptoms is unavoidable, patients should be closely monitored for potential symptoms.

Until now, few studies have dealt with interaction-associated symptoms in the pediatric intensive care setting [ 14 , 25 , 26 ]. One of those studies only focused on cytochrome P450-mediated drug–drug interactions [ 25 ]. Two other studies concentrated on symptoms on the basis of clinical monitoring and laboratory results, as we did in our research. Both studies also identified hemodynamic alterations and electrolyte and fluid balance disturbances as symptoms following DDIs. However, neither of those studies noted specific interactions that increased the risk of the detected symptoms [ 14 , 26 ]. Our study went one step further by revealing eight interacting drug pairs that may increase the risk of the identified interaction-associated symptoms in clinical practice. We found symptoms that are widely known to follow the respective DDI, such as the association of hyponatremia with the DDI of potassium salts and furosemide, or the increased risk for hypokalemia associated with the DDI of digoxin and furosemide. However, we also observed symptoms after a DDI that we did not expect. For example, we unexpectedly found that the DDI of fentanyl and furosemide was associated with a potential risk increase for urinary retention, or that the DDI of vancomycin and furosemide was associated with edema. Especially for symptoms that unexpectedly are observed after a specific DDI, other factors, such as the state of illness or a surgery that could also lead to the symptom, should be critically evaluated.

Limitations

Some limitations have to be considered when interpreting our study results. First of all, the relevance of some drugs administered in our study can vary in different PICUs around the world. However, the 15 drugs defined as HAM that were in the focus of our study are used in many PICUs worldwide [ 4 , 27 – 31 ].

As recommended by previous studies [ 17 – 19 ], we used two databases to prevent failure to detect interactions that could lead to interaction-associated symptoms. However, we could not identify a database specializing in DDI for pediatrics. Previous studies did not find an age-related trend in the magnitude of DDIs, although it should be noted that there are insufficient data for children under 2 years of age [ 32 , 33 ]. In addition, extrapolating data from adults to children may over- or underestimate the severity of DDIs [ 34 ]. Additionally, as most databases are limited to the information on the interactions of two drugs, potential synergistic or antagonistic effects of combinations consisting of three or more drugs might be overlooked.

Furthermore, the allowed maximum time interval of 24 h between the administration of two drugs may be too long for an interaction for some drug pairs. According to a previous review by Bakker et al., the optimal time interval would consider the half-lives of interacting drugs [ 21 ]. However, due to the developmental variability of pharmacokinetics and pharmacodynamics in children, it is very challenging to determine standardized drug half-lives in the pediatric population [ 35 ]. In addition, the individual patients’ conditions, such as renal function, can also have significant influence on drugs’ half-lives [ 36 ]. In addition, a constant plasma concentration is aimed for with many drugs, which is why a longer-lasting interaction potential can be assumed, although the half-lives of the individual drugs are varying. To ensure a standardized approach for evaluating DDI, we established a 24-h time interval as described in the review by Bakker et al. if consideration of drug half-lives is not feasible [ 21 ]. This methodological approach might potentially increase the risk of overestimation.

The retrospective design is another limitation of this study, as using nurses’ and physicians’ daily documentation entails the risk of missing data. That could lead to information bias, as the documentation was not primarily compiled to answer research questions. Consequently, using the patient documentation as data basis may have an impact on the identification of symptoms themselves, and on the observed associations between interacting drugs pairs and subsequent symptoms. Furthermore, due to the retrospective design, we could not assess whether the physicians accepted certain expectable symptoms as an inevitable consequence of the chosen drug therapy because the patient’s state of health required the administration.

In addition, it should be kept in mind that the administration of a HAM alone and the underlying disease may also increase the risk of adverse events. However, we focused on acknowledged DDIs and interaction-associated symptoms reported in established databases. We endeavored to identify symptoms prone to being associated with a DDI by calculating ORs, as those interactions potentially contribute to evoking symptoms, or to prolonging or exacerbating existing symptoms. These drug combinations should therefore be given special consideration in the routine care of critically ill pediatric patients who are already at risk.

Our study sheds light on a topic about which knowledge is limited: symptoms associated with DDIs involving HAM. We showed that pDDIs involving HAM are very common in pediatric intensive care. More than one in four observed symptoms were associated with a DDI. These symptoms were mainly disturbances of electrolyte and fluid balance and hemodynamic alterations. Focusing on drug pairs with a potentially increased risk of triggering these symptoms, we identified eight specific drug pairs composed of eight different drugs. However, administration of these drug pairs may be unavoidable. In that case, patients should be carefully monitored for electrolyte and fluid balance disturbances and hemodynamic alterations, which were observed as the most frequent interaction-associated symptoms.

Below is the link to the electronic supplementary material.

Acknowledgements

We thank all the physicians and nurses in the participating PICU for their helpful collaboration.

Declarations

Open Access funding enabled and organized by Projekt DEAL.

A. Bertsche reports grants from UCB Pharma GmbH and honoraria for speaking engagements from Biogen GmbH, Desitin Arzneimittel GmbH, Eisai GmbH, GW Pharma GmbH, Neuraxpharm GmbH, Shire/Takeda GmbH, UCB Pharma GmbH, and ViroPharma GmbH. The other authors declare they have no conflicts of interests.

The data that support the findings of this study are available on request from the corresponding author. The data are not publicly available due to ethical and privacy considerations to protect the confidentiality of patients.

The study was conducted according to the guidelines of the Declaration of Helsinki and approved by the Ethics Committee of the Medical Faculty, Leipzig University, Germany (127/19-ek). The study was performed in accordance with the ethical standards as laid down in the 1964 Declaration of Helsinki and its later amendments.

As this was a retrospective study and data were collected from patient records without any influence on patients’ treatment, the ethics committee waived informed consent.

Not applicable.

Conceptualization: Lisa Marie Kiesel and Martina Patrizia Neininger; methodology: Lisa Marie Kiesel, Martina Patrizia Neininger, Astrid Bertsche, Thilo Bertsche, Manuela Siekmeyer, and Wieland Kiess; formal analysis: Lisa Marie Kiesel; investigation: Lisa Marie Kiesel and Martina Patrizia Neininger; writing—original draft preparation: Lisa Marie Kiesel and Martina Patrizia Neininger; writing—review and editing: Astrid Bertsche, Thilo Bertsche, Manuela Siekmeyer, and Wieland Kiess; supervision: Martina Patrizia Neininger; project administration: Lisa Marie Kiesel and Martina Patrizia Neininger. All authors read and approved the final version.

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