Although this evidence is not specific to elective hip or knee arthroplasty patients, the work group believed the evidence is still applicable to these patients who are at risk for bleeding and bleeding-associated complications.
We excluded some of the studies we retrieved to address this recommendation. These studies and the reasons for their exclusion are listed in Appendix XIV, Table 61.
- Firanescu CE, Martens EJ, Schonberger JP, Soliman Hamad MA, van Straten AH. Postoperative blood loss in patients undergoing coronary artery bypass surgery after preoperative treatment with clopidogrel. A prospective randomised controlled study. Eur J Cardiothorac Surg 2009;36(5):856-862.
- Ghaffarinejad MH, Fazelifar AF, Shirvani SM et al. The effect of preoperative aspirin use on postoperative bleeding and perioperative myocardial infarction in patients undergoing coronary artery bypass surgery. Cardiology Journal 2007;14(5):453-457.
- Kallis P, Tooze JA, Talbot S, Cowans D, Bevan DH, Treasure T. Pre-operative aspirin decreases platelet aggregation and increases post-operative blood loss--a prospective, randomised, placebo controlled, double-blind clinical trial in 100 patients with chronic stable angina. Eur J Cardiothorac Surg 1994;8(8):404-409.