RCT | Enoxaparin (40 mg/d) is superior to aspirin (100 mg/d) for the prevention of thromboembolism in patients undergoing hip or knee arthroplasty.

Effect of Aspirin vs Enoxaparin on Symptomatic Venous Thromboembolism in Patients Undergoing Hip or Knee Arthroplasty: The CRISTAL Randomized Trial – JAMA (free for a limited period)

Editorial: Thromboprophylaxis After Hip or Knee Arthroplasty – JAMA

Commentary on Twitter

In patients undergoing hip or knee arthroplasty for osteoarthritis, aspirin compared with enoxaparin resulted in a significantly higher rate of symptomatic venous thromboembolism (VTE), including below-knee VTE. #Research https://t.co/CdlbAgBttJ

— JAMA (@JAMA_current) August 23, 2022