Clinical trials
Observational Heart Diseases trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
1,049 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 24 |
| 2001 | 39 |
| 2002 | 26 |
| 2003 | 38 |
| 2004 | 36 |
| 2005 | 17 |
| 2006 | 9 |
| 2007 | 9 |
| 2008 | 13 |
| 2009 | 17 |
| 2010 | 18 |
| 2011 | 13 |
| 2012 | 22 |
| 2013 | 21 |
| 2014 | 22 |
| 2015 | 17 |
| 2016 | 25 |
| 2017 | 22 |
| 2018 | 27 |
| 2019 | 26 |
| 2020 | 43 |
| 2021 | 30 |
| 2022 | 28 |
| 2023 | 31 |
| 2024 | 25 |
| 2025 | 26 |
| 2026 | 14 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 783 |
| Unknown status | 92 |
| Recruiting | 64 |
| Active, not recruiting | 42 |
| Not yet recruiting | 22 |
| Withdrawn | 22 |
| Terminated | 18 |
| Enrolling by invitation | 6 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| National Heart, Lung, and Blood Institute (NHLBI) | 344 |
| University of Washington | 19 |
| Mayo Clinic | 14 |
| University of Minnesota | 14 |
| The University of Texas Health Science Center, Houston | 12 |
| Columbia University | 9 |
| Stanford University | 8 |
| University of Pittsburgh | 8 |
| Brigham and Women's Hospital | 7 |
| Universitätsmedizin Mannheim | 7 |
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 |
|---|---|
| Heart Diseases | 1,049 |
| Cardiovascular Diseases | 679 |
| Coronary Disease | 232 |
| Hypertension | 176 |
| Atherosclerosis | 106 |
| Coronary Artery Disease | 92 |
| Myocardial Infarction | 91 |
| Heart Failure | 90 |
| Diabetes Mellitus | 88 |
| Obesity | 82 |
Trials
Showing 1 to 25 of 1,049. Each trial links to its page on Pharma Observatory.
949 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
Pharma Observatory connects clinical trials, sponsors, sites and investigators in one searchable platform.