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Aspirin vs. Enoxaparin for Preventing Symptomatic Venous Thromboembolism in Hip or Knee Arthroplasty

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Ace Report Cover
January 2023

Aspirin vs. Enoxaparin for Preventing Symptomatic Venous Thromboembolism in Hip or Knee Arthroplasty

Vol: 303| Issue: 1| Number:19| ISSN#: 2564-2537
Study Type:Therapy
OE Level Evidence:1
Journal Level of Evidence:1

Effect of Aspirin vs Enoxaparin on Symptomatic Venous Thromboembolism in Patients Undergoing Hip or Knee Arthroplasty: The CRISTAL Randomized Trial

JAMA. 2022 Aug 23;328(8):719-727.

Contributing Authors:
Group CRISTAL Study VS Sidhu TL Kelly N Pratt SE Graves R Buchbinder S Adie K Cashman I Ackerman D Bastiras R Brighton AWR Burns BH Chong O Clavisi M Cripps M Dekkers R De Steiger M Dixon A Ellis EC Griffith D Hale A Hansen A Harris R Hau M Horsley D James O Khorshid L Kuo P Lewis D Lieu M Lorimer S MacDessi P McCombe C McDougall J Mulford JM Naylor RS Page J Radovanovic M Solomon R Sorial P Summersell P Tran WL Walter S Webb C Wilson D Wysocki IA Harris

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Synopsis

9711 patients with osteoarthritis undergoing a hip or knee arthroplasty procedure at one of 31 participating hospitals were randomized (in this hospital-level, cluster-randomized, crossover, non-inferiority trial) to receive aspirin (n=5675) or enoxaparin (n=4036) for the prevention of symptomatic venous thromboembolism (VTE). The primary outcome of interest was symptomatic VTE within 90 days, inc...

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