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A case-control study is conducted to assess the relationship between heavy alcohol use during the first...

A case-control study is conducted to assess the relationship between heavy alcohol use during the first trimester of pregnancy and miscarriage. Sixty women who suffered miscarriage are enrolled. Each participant’s use of alcohol during pregnancy is ascertained. Miscarriage Delivered Full Term Heavy alcohol use 20 8 No heavy alcohol use 40 52 What is the odds ratio of miscarriage in women reported use of heavy alcohol vs. women reported no heavy alcohol use (reference group)? (Round to the 2nd decimal)

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