Question 4 / 13: 

The following questions are based on what you have learned about cardiovascular disease in

Med Foundations I and the assigned article entitled, “A Randomized Trial of Low-Dose Aspirin in

the Primary Prevention of Cardiovascular Disease in Women” New England Journal of Medicine 2005; 352: 1293-1304

Table 1 indicates that the prevalence of hypertension in the low?-dose aspirin group was 26% at the first study visit. How many women in the low?-dose aspirin group had hypertension at the first study visit?
A  5183
B  5185
C  10,368
D  Cannot be calculated without knowing the number of new cases of hypertension over the ten years
of follow?-up.
E  Cannot be calculated without knowing the number of women who had hypertension before the first
study visit.
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Randomized Controlled Trials (RCT), Relative Risk

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Attribution:  Janet, E.A. Forrester, Kwan Ho Kenneth Chui, Steven Cohen, Michael D. Kneeland, Alice Tang, David Tybor. Epidemiology and Biostatistics 2010. (Tufts University OpenCourseWare), http://ocw.tufts.edu/Course/65/ (Accessed 3 May, 2014). License: Creative Commons BY-NC-SA
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