What were the benefits of aspirin for women 65 years of age at study entry?
Among women 65 years of age at study entry, the risk of major cardiovascular events was reduced by 26% (RR, 0.74; 95% CI, 0.59 0.92; P=0.008), including a 30% reduction in the risk of ischemic stroke (RR, 0.70; 95% CI, 0.49 1.00; P=0.05). However, the benefit was reduced when the combination of ischemic stroke and hemorrhagic stroke was considered (RR, 0.78; 95% CI, 0.57 1.08; P=0.13).