The importance of a control group for a clinical study

  1. What is the importance of a control group for a clinical study? Which study had a control group? How does having a control group contribute to the interpretation of that study’s results?

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  1. How does a paper’s selection of efficacy measurements affect the interpretation of the results? If you find that the efficacy measurements used by a study are not validated or may interfere with the efficacy of the treatment, how would you approach the study’s results? Which study had validated efficacy measurements and which study did not?

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  1. How does the sample size add to the credibility of being able to apply the findings to a larger population? Would you change your recommendations to your patients based on a small sample size? Why or why not?

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  1. Why may it be worthwhile to compare a study’s results data with historical data?