Clinical trials
Osteoarthritis, Knee trials in the United States with no applicable phase
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
371 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2001 | 1 |
| 2002 | 2 |
| 2004 | 2 |
| 2005 | 6 |
| 2006 | 5 |
| 2007 | 5 |
| 2008 | 7 |
| 2009 | 8 |
| 2010 | 10 |
| 2011 | 13 |
| 2012 | 14 |
| 2013 | 9 |
| 2014 | 17 |
| 2015 | 19 |
| 2016 | 25 |
| 2017 | 22 |
| 2018 | 25 |
| 2019 | 29 |
| 2020 | 20 |
| 2021 | 33 |
| 2022 | 23 |
| 2023 | 22 |
| 2024 | 17 |
| 2025 | 20 |
| 2026 | 12 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 228 |
| Recruiting | 44 |
| Terminated | 36 |
| Unknown status | 29 |
| Active, not recruiting | 19 |
| Withdrawn | 8 |
| Not yet recruiting | 6 |
| Enrolling by invitation | 1 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| University of North Carolina, Chapel Hill | 18 |
| University of Iowa | 11 |
| VA Office of Research and Development | 10 |
| Duke University | 8 |
| Northwestern University | 8 |
| Rush University Medical Center | 8 |
| Boston University Charles River Campus | 7 |
| Hospital for Special Surgery, New York | 6 |
| Massachusetts General Hospital | 6 |
| University of Florida | 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 |
|---|---|
| Osteoarthritis, Knee | 371 |
| Osteoarthritis | 88 |
| Arthritis | 32 |
| Osteoarthritis, Hip | 31 |
| Pain | 20 |
| Knee Injuries | 12 |
| Joint Diseases | 10 |
| Chronic Pain | 9 |
| Arthritis, Rheumatoid | 8 |
| Agnosia | 7 |
Trials
Showing 1 to 25 of 371. Each trial links to its page on Pharma Observatory.
271 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.
No changes to these trials in the last 7 days.
Go deeper on Pharma Observatory
Pharma Observatory connects clinical trials, sponsors, sites and investigators in one searchable platform.