A Researcher Is Interested in Studying Whether There Is an Association

question 86

Multiple Choice

A researcher is interested in studying whether there is an association between neural tube defects and use of acetaminophen during the first 3 months of pregnancy.  He randomly chooses a group of women who have just delivered babies with neural tube defects, and a second group of women who delivered apparently healthy babies.  These 2 groups were then asked about their use of acetaminophen during the first 3 months of pregnancy.  Which of the following measures of association are the investigators most likely to report?

• A)Median survival
• B)Odds ratio
• C)Prevalence ratio
• D)Relative rate
• E)Relative risk

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