Warfarin
Warfarin was more efficacious than placebo for       primary stroke prevention (aggregate odds ratio [OR] of stroke = 0.30, 95%       confidence interval [CI] 0.19, 0.48), with moderate evidence of more major       bleeding (OR 1.90; 95% CI 0.89, 4.04).
 @SUBJECT$  was more efficacious  @PREDICAT$   @OBJECT$  for       primary stroke prevention (aggregate odds ratio [OR] of stroke = 0.30, 95%       confidence interval [CI] 0.19, 0.48), with moderate evidence of more major       bleeding (OR 1.90; 95% CI 0.89, 4.04).