Fig 1. Percentage of patients with one or more persistent risk factors, comparing those who developed acute venous thromboembolism (VTE) to those who remained VTE-free during the three months following total hip or knee arthroplasty (TJA).

Persistent risk factors in this analysis included age ≥ 70 years, cancer, congestive heart failure, obesity, persistent atrial fibrillation, tobacco use, type 2 diabetes mellitus, and hypertension.