RecruitingPhase 3Drug trialThe PARTUM Trial: Postpartum Aspirin to Reduce Thromboembolism Undue MorbidityThe goal of the PARTUM trial is to determine if taking low-dose aspirin daily for 6 weeks after delivery is similar (non-inferior) to usual care low-molecular-weight heparin injections to prevent venous thromboembolism (VTE: blood clots in the legs or lungs) for postpartum individuals with VTE risk factors.