Comparison of Bleeding Risk Between Rivaroxaban and Apixaban for the Treatment of Acute Venous Thromboembolism

Participation Requirements

• Sex:

  ALL

• Eligible Ages:

  18 and up

Participation Criteria

Inclusion Criteria:

* Confirmed newly diagnosed symptomatic acute venous thromboembolism (VTE) \[proximal lower extremity deep vein thrombosis (DVT) or segmental or greater pulmonary embolism (PE)\]
* Age ≥ 18 years old
* Informed consent obtained

Exclusion Criteria:

* Have received \> 72 hours of therapeutic anticoagulation
* Creatinine clearance \< 30 ml/min calculated with the Cockcroft-Gault formula
* Any contraindication for anticoagulation with apixaban or rivaroxaban as determined by the treating physician such as, but not limited to:

* active bleeding,
* active malignancy, defined as a) diagnosed with cancer within the past 6 months; or b) recurrent, regionally advanced or metastatic disease; or c) currently receiving treatment or have received any treatment for cancer during the 6 months prior to randomization; or d) a hematologic malignancy not in complete remission,
* weight \> 120 kg,
* liver disease (Child-Pugh Class B or C),
* use of contraindicated medications
* another indication for long-term anticoagulation (e.g. atrial fibrillation)
* pregnant (note below) or breastfeeding (Note: as reported by the patient or a pregnancy test will be ordered at the discretion of the treating physician for women of childbearing potential as per standard of care)