Clinical trialNCT03702582CompletedPhase 3Interventional

Rivaroxaban vs. Warfarin for Post Cardiac Surgery Atrial Fibrillation

SponsorMassachusetts General HospitalEnrollment100Atrial FibrillationBleedingStroke

View the registry record on ClinicalTrials.gov

Summary

The lay summary the sponsor registered on ClinicalTrials.gov.

This prospective, randomized, active-controlled, parallel arm study compares the safety and financial benefits of arterial thromboembolism prophylaxis with Warfarin vs. Rivaroxaban (A novel oral anticoagulant) in patients with new onset atrial fibrillation after sternotomy for cardiac operations.

clinicaltrials.gov ↗

Investigators

The overall officials registered on this study. Names that resolve to a findmyKOL profile link to it; the rest are shown as registered.

Asishana A Osho, MD, MPH
Massachusetts General Hospital
Principal Investigator
clinicaltrials.gov ↗
Thoralf M Sundt, MD
Massachusetts General Hospital
Principal Investigator
clinicaltrials.gov ↗

A profile link is shown only when the registered name resolves to a person record with a confident, namesake-checked match; ambiguous names stay unlinked.

Sites

1 registered facility, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.

United States

Massachusetts General Hospital
Boston, Massachusetts, United States

Site investigator names are published by ClinicalTrials.gov only while a study recruits, so completed studies list sites without them.

Drugs studied

The drug and biological interventions registered on this study, normalized to their RxNorm ingredient where possible.

Rivaroxaban →Warfarin →

Linked drugs open the directory filtered to KOLs working with them.clinicaltrials.gov ↗

Registration & key dates

Registry attributes as recorded on the ClinicalTrials.gov study record.

Start: 30 Apr 2019
Primary completion: 1 Oct 2023
Completion: 1 Oct 2023
Last update posted: 19 May 2026
Registered enrollment: 100
Registry id: NCT03702582

clinicaltrials.gov ↗

Source: ClinicalTrials.gov, via the CTTI AACT database, data as of 24 Aug 2026. Registry facts are shown as registered by the study sponsor; findmyKOL does not interpret them.