In a Study Comparing Treatment to Placebo, the Relative Risk

question 897

Multiple Choice

In a study comparing treatment to placebo, the relative risk is given as 2.28 in favor of the treatment group with a 95% confidence interval of 1.32-3.96.
Which of the following represents the best interpretation of the 95% confidence interval?

• A)About 95% of patients in the treatment group had a risk between 1.32 and 3.96
• B)If the study were repeated 100 times, the confidence interval would be 1.32-3.96 in 95% of cases
• C)If the study were repeated 100 times, the relative risk would be 2.28 in 95% of cases
• D)If the study were repeated 100 times, the relative risk would be between 1.32 and 3.96 in 95% of cases
• E)The results are not statistically significant because the confidence interval does not cross 1.0

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Definitions:

Price of Pretzels

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