Card 11 / 17: From Table 2 the difference in cumulative incidence of ischemic stroke between the low-dose aspirin and placebo groups was:
A)
51 cases
B)
51 cases over ten years
C)
0.26%
D)
0.26% over ten years
E)
51 per 39,876 person?-years
Answer:
D) 0.26% over ten years
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Randomized Controlled Trials (RCT), Relative Risk
Author:
Dr.Janet ForresterProfessor
Tufts University School of Medicine
USA
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