Medical Information Only. Consult your healthcare provider before considering clinical trial enrollment.
Knee Osteoarthritis: full-pipeline trial registry
41 of 102 indexed Knee Osteoarthritis trials are currently recruiting.
Corpus placement: #134 of 28,707 conditions by registered trial count.
102 US clinical trials · 41 currently recruiting · #134 of 28,707 conditions by registered trial count
Knee Osteoarthritis: 102 US clinical trials tracked, 41 recruiting.
Knee Osteoarthritis is the subject of 102 registered US clinical trials on ClinicalTrials.gov, 41 of them currently open to new participants. 14 are in Phase 3-4 (later-stage) and 17 in Phase 1-2 (earlier-stage). The most active sponsor is Northwestern University, running 3 of these trials.
Enrollment posture brief
Registry condition knee-osteoarthritis
OPEN 41 | RECR 40% | LATE 14 | EARLY 17 | RANK #134 | SPON 3
Volume-matched condition peers
Nearest open-share peer: Metastatic Cancer (40% recruiting · 117 trials)
Knee Osteoarthritis lists 41 open slots (40% of 102 indexed trials). Peers are matched on registered volume, not therapeutic-area browse lists. How peer matching works →
Key findings
What ClinicalTrials.gov does not surface for Knee Osteoarthritis on its own pages , computed from the registry mirror as of 2026-08-08. Each line carries its own denominator so it can be quoted as it stands.
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Knee Osteoarthritis is recruiting above its size-band peers.
41 of 102 indexed trials (40.2%) are open to enrollment, against a 37.1% average across 139 conditions with 100+ trials. The peer set uses the same ClinicalTrials.gov-derived counts as this page.
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Sponsorship of Knee Osteoarthritis trials is spread across many organizations.
Northwestern University accounts for 3 of 102 trials (2.9%). 77 distinct sponsors appear on at least one study for this condition label.
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Typical Knee Osteoarthritis enrolment sits around 83 participants.
Median target enrolment is 83 among the 102 trials that report a genuine target (sentinel values excluded). 56 of those (54.9%) plan for fewer than 100 participants.
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Knee Osteoarthritis research is mostly interventional.
88 interventional and 14 observational studies make up this index (86.3% interventional). Study type is sponsor-reported on ClinicalTrials.gov.
Open and recent trials
102 total, page 3 of 3
Catabolic Marker Levels After Platelet Poor Plasma (PPP) Lavage
Regenexx
NCT03120988
Effects of Mindfulness-Based Stress Reduction on Knee Osteoarthritis
University of California, Davis
NCT03527849
Phase Distribution
| Phase | Trial count |
|---|---|
| Phase 1 | 8 |
| Phase 2 | 9 |
| Phase 3 | 6 |
| Phase 4 | 8 |
Top Sponsors
Named interventions
Most-linked intervention names on Knee Osteoarthritis records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.
US sites by state
Facility locations filed on Knee Osteoarthritis trials. A trial with sites in several states counts in each.
Source: ClinicalTrials.gov, National Library of Medicine. Data is informational only.
Related
What to do with this Knee Osteoarthritis page
102 registered trials, 41 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.
- 41 Knee Osteoarthritis trials are currently recruiting, check eligibility criteria before contacting a site. Browse recruiting trials
- Northwestern University sponsors the most Knee Osteoarthritis trials on record, review their full trial history before evaluating a specific study. See Northwestern University's trials
- Bring the specific trial ID (NCT number) to your own doctor before enrolling, this page is a directory, not medical guidance. Read the trial-finding guide
Trial and recruiting counts reflect ClinicalTrials.gov registry status as of the data vintage above; individual trial eligibility and enrollment status can change.
Every figure on PlainTrial is rendered directly from the ClinicalTrials.gov registry, no number is typed in by an editor. This Knee Osteoarthritis condition card totals 102 registered trials; most-linked intervention Placebo; top US site state California. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.