Hemorrhagic event | Clopidogrel plus aspirin (n = 159) | Aspirin alone (n = 834) | Propensity adjustment | Multivariate model | ||
---|---|---|---|---|---|---|
no. (%) | Relative risk (95% CI) | P | Relative risk (95% CI) | P | ||
Intracranial hemorrhage | 5 (3.14%) | 17 (2.04%) | 1.71 (0.99, 2.94) | 0.0507 | 1.23 (0.76, 2.01) | 0.4009 |
Gastrointestinal bleeding | 5 (3.14%) | 6 (0.72%) | 2.61 (1.18, 5.80) | 0.0184 | 2.06 (1.02, 4.13) | 0.0430 |