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Table 3 Relative risks and 95% confidence intervals of myocardial infarction stratified by percentage of male participants

From: The influence of gender on the effects of aspirin in preventing myocardial infarction

Male (%) Non-fatal MI p* Fatal MI p* Both fatal and non-fatal MI p*
0–66 0.87 (0.71–1.06) 0.26 0.87 (0.65–1.17) 0.86 0.86 (0.79–0.95) 0.52
70–89 0.72 (0.61–0.86) 0.23 0.91 (0.75–1.11) 0.24 0.82 (0.71–0.95) 0.13
100 0.62 (0.54–0.71) 0.48 0.55 (0.20–1.53) 0.01 0.63 (0.46–0.85) 0.02
Total 0.72 (0.64–0.81) 0.03 0.88 (0.75–1.03) 0.19 0.79 (0.72–0.87) < 0.05
  1. MI, myocardial infarction.
  2. *Test for heterogeneity, p value is from χ2 test. Ransom effects model was used in all combinations.
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