Underdosing of Prophylactic Enoxaparin is Common in Orthopaedic Trauma and Predicts 90-day Venous Thromboembolism

Objectives:To determine the feasibility and impact of real-time anti-factor Xa (aFXa) level monitoring and enoxaparin dose adjustment in orthopaedic trauma. To examine the adequacy of standard fixed-dose enoxaparin chemoprophylaxis and to examine whether patient-specific factors influence enoxaparin