External validation and model updating of the Cleveland Clinic Model for risk assessment of venous thromboembolism in medical inpatients.
BACKGROUND Venous thromboembolism (VTE) is a leading cause of morbidity and mortality in medical inpatients. The Cleveland Clinic Model (CCM), a novel risk assessment model (RAM) to guide thromboprophylaxis, has never been independently validated. OBJECTIVE To validate and update the CCM, and compare its prognostic a...