# DEFINE AFib (Atrial Fibrillation)

> **NCT04926857** · — · TERMINATED · sponsor: **Medtronic Cardiac Rhythm and Heart Failure** · enrollment: 973 (actual)

## Conditions studied

- Atrial Fibrillation

## Interventions

- **OTHER:** Non-Interventional

## Key facts

- **NCT ID:** NCT04926857
- **Lead sponsor:** Medtronic Cardiac Rhythm and Heart Failure
- **Sponsor class:** INDUSTRY
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** TERMINATED
- **Start date:** 2021-06-21
- **Primary completion:** 2024-01-25
- **Final completion:** 2024-01-25
- **Target enrollment:** 973 (ACTUAL)
- **Why stopped:** Business decision
- **Last updated:** 2025-08-01


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04926857

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04926857, "DEFINE AFib (Atrial Fibrillation)". Retrieved via AI Analytics 2026-06-09 from https://api.ai-analytics.org/clinical/NCT04926857. Licensed CC0.

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