Overview Comparison of Oral Anticoagulants for Extended VEnous Thromboembolism Status: Terminated Trial end date: 2019-05-01 Target enrollment: Participant gender: Summary Comparison of Oral anticoagulants (warfarin, apixaban and rivaroxaban) for extended VEnous Thromboembolism. Phase: Phase 4 Details Lead Sponsor: Duke UniversityCollaborator: Patient-Centered Outcomes Research InstituteTreatments: AnticoagulantsApixabanRivaroxabanWarfarin