APFIVE Relative Risk Versus Odds Ratio
A researcher calculates relative risk and odds ratio for a 2×2 table examining the relationship between exercise (Regular, Irregular) and heart disease (Present, Absent). When would these two measures give substantially different interpretations?
A
When the sample size is small
B
When there is no association between variables
C
When the chi-square test is insignificant
D
When the outcome is common in the population
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