Clinical trials
Observational Atrial Fibrillation trials in the United States
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
293 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 3 |
| 2002 | 1 |
| 2003 | 1 |
| 2004 | 2 |
| 2005 | 9 |
| 2006 | 4 |
| 2007 | 5 |
| 2008 | 10 |
| 2009 | 10 |
| 2010 | 12 |
| 2011 | 6 |
| 2012 | 11 |
| 2013 | 9 |
| 2014 | 16 |
| 2015 | 7 |
| 2016 | 19 |
| 2017 | 14 |
| 2018 | 17 |
| 2019 | 16 |
| 2020 | 22 |
| 2021 | 19 |
| 2022 | 21 |
| 2023 | 13 |
| 2024 | 24 |
| 2025 | 8 |
| 2026 | 12 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 162 |
| Recruiting | 39 |
| Terminated | 29 |
| Unknown status | 23 |
| Active, not recruiting | 19 |
| Withdrawn | 10 |
| Enrolling by invitation | 7 |
| Not yet recruiting | 4 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| The Cleveland Clinic | 13 |
| Brigham and Women's Hospital | 11 |
| Abbott Medical Devices | 9 |
| Boehringer Ingelheim | 9 |
| Bayer | 8 |
| Heart Rhythm Clinical and Research Solutions, LLC | 8 |
| Kansas City Heart Rhythm Research Foundation | 7 |
| Texas Cardiac Arrhythmia Research Foundation | 7 |
| Boston Scientific Corporation | 6 |
| Emory University | 6 |
Top conditions
MeSH conditions the trials were registered with, not their broader categories. A condition with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Atrial Fibrillation | 293 |
| Arrhythmias, Cardiac | 47 |
| Stroke | 26 |
| Heart Failure | 20 |
| Atrial Flutter | 19 |
| Tachycardia, Ventricular | 10 |
| Tachycardia | 9 |
| Cardiovascular Diseases | 7 |
| Heart Diseases | 7 |
| Hemorrhage | 7 |
Trials
Showing 1 to 25 of 293. Each trial links to its page on Pharma Observatory.
193 more trials match. See them on Pharma Observatory
Recently changed trials
Changes observed in the last 7 days, newest first, site-count changes left out. Source: ClinicalTrials.gov.
Go deeper on Pharma Observatory
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