# The Direct Oral Anticoagulation Versus Vitamin K Antagonist After Cardiac Surgery Trial

> **NCT04284839** · PHASE3 · RECRUITING · sponsor: **Population Health Research Institute** · enrollment: 3500 (estimated)

## Conditions studied

- Bleeding Post Cardiac Surgery
- Indication for Anticoagulation

## Interventions

- **DRUG:** DOAC
- **DRUG:** VKA

## Key facts

- **NCT ID:** NCT04284839
- **Lead sponsor:** Population Health Research Institute
- **Sponsor class:** OTHER
- **Phase:** PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** RECRUITING
- **Start date:** 2021-07-18
- **Primary completion:** 2027-06
- **Final completion:** 2027-06
- **Target enrollment:** 3500 (ESTIMATED)
- **Last updated:** 2025-09-29

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04284839

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04284839, "The Direct Oral Anticoagulation Versus Vitamin K Antagonist After Cardiac Surgery Trial". Retrieved via AI Analytics 2026-08-11 from https://api.ai-analytics.org/clinical/NCT04284839. Licensed CC0.

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