Clinical trials
Observational Osteoarthritis, Knee trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
485 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2001 | 2 |
| 2002 | 1 |
| 2003 | 4 |
| 2004 | 2 |
| 2005 | 3 |
| 2006 | 3 |
| 2007 | 2 |
| 2008 | 6 |
| 2009 | 6 |
| 2010 | 5 |
| 2011 | 7 |
| 2012 | 12 |
| 2013 | 27 |
| 2014 | 16 |
| 2015 | 16 |
| 2016 | 22 |
| 2017 | 28 |
| 2018 | 40 |
| 2019 | 30 |
| 2020 | 32 |
| 2021 | 46 |
| 2022 | 33 |
| 2023 | 51 |
| 2024 | 25 |
| 2025 | 33 |
| 2026 | 32 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 244 |
| Unknown status | 85 |
| Recruiting | 64 |
| Terminated | 32 |
| Active, not recruiting | 23 |
| Not yet recruiting | 23 |
| Enrolling by invitation | 7 |
| Withdrawn | 6 |
| Suspended | 1 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Restor3D | 9 |
| Zimmer Biomet | 7 |
| Aesculap AG | 6 |
| Istituto Ortopedico Rizzoli | 6 |
| University Hospital, Clermont-Ferrand | 6 |
| University Hospital, Grenoble | 5 |
| University Hospital, Strasbourg, France | 5 |
| University of Nottingham | 5 |
| Assiut University | 4 |
| Chinese University of Hong Kong | 4 |
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 | 485 |
| Osteoarthritis | 89 |
| Osteoarthritis, Hip | 41 |
| Pain | 27 |
| Chronic Pain | 16 |
| Arthritis, Rheumatoid | 15 |
| Arthritis | 13 |
| Joint Diseases | 11 |
| Kinesiophobia | 9 |
| Knee Injuries | 9 |
Trials
Showing 76 to 100 of 485. Each trial links to its page on Pharma Observatory.
385 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
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