John W Eikelboom, Clive Kearon, Gordon Guyatt, Daniel I Sessler, Salim Yusuf, Deborah Cook, James Douketis, Ameen Patel, Andrea Kurz, Rene Allard, Philip M Jones, Rodolfo J Dennis, Thomas W Painter, Sergio D Bergese, Kate Leslie, Duminda N Wijeysundera, Kumar Balasubramanian, Emmanuelle Duceppe, Scott Miller, Johan Diedericks, P J Devereaux
BACKGROUND: The PeriOperative ISchemia Evaluation-2 (POISE-2) trial compared aspirin with placebo after noncardiac surgery. METHODS: The authors randomly assigned 10,010 patients undergoing noncardiac surgery to receive 200 mg aspirin or placebo 2 to 4 h before surgery and then 100 mg aspirin daily or placebo daily for up to 30 days after surgery. Herein, the authors report the effect of aspirin on venous thromboembolism (VTE), including deep vein thrombosis and pulmonary embolism, as well as an updated pooled analysis of randomized trials of antiplatelet therapy for VTE prevention in noncardiac surgery patients...
December 2016: Anesthesiology