Questions A-D: Refer to the following table showing postmenopausal hormone use and coronary heart disease with selected exposure categories. Coronary heart disease Person-years Postmenopausal hormone use Ever use 30 54,308.7 Past use 19 24,386.7 Current use 11 29,922.0 Never use 60 51,477.5 A. What is the risk of coronary heart disease among ever users of postmenopausal hormones? B. Use the appropriate statistic to measure the strength of the association between ever versus never use. Interpret. C. Use the appropriate statistic to measure the strength of the association between past versus never use. Interpret.
Questions A-D: Refer to the following table showing postmenopausal hormone use and coronary heart disease with selected exposure categories.
Coronary heart disease Person-years
Postmenopausal hormone use
Ever use 30 54,308.7
Past use 19 24,386.7
Current use 11 29,922.0
Never use 60 51,477.5
A. What is the risk of coronary heart disease among ever users of postmenopausal hormones?
B. Use the appropriate statistic to measure the strength of the association between ever versus never use. Interpret.
C. Use the appropriate statistic to measure the strength of the association between past versus never use. Interpret.
D. Use the appropriate statistic to measure the strength of the association between current versus never use. Interpret.
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