showed a trendP = 0.05
In direct comparisons between the active treatment groups, combined therapy showed a trend toward lower mortality compared with aspirin monotherapy at 28 days (HR 0.52, 95% CI: 0.27-1.00, P = 0.05), with significant benefit at 90 days (HR: 0.47, 95% CI: 0.27-0.83, P < 0.01) and 1 year (HR: 0.59, 95% CI: 0.39-0.91, P = 0.02).