OsteoArthritis Initiative
Also known as OAI
The Osteoarthritis Initiative (OAI) is a multi-center, longitudinal, prospective observational study of knee osteoarthritis (OA). The overall aim of the OAI is to develop a public domain research resource to facilitate the scientific evaluation of biomarkers for osteoarthritis as potential surrogate endpoints for disease onset and progression.
Getting access
Registration required Restricted (registration)
- How to apply
- Not yet verified — we don’t publish a route we haven’t checked.
Summarised from a registry — the exact application route is not yet verified.
Open access Open
- How to apply
- Not yet verified — we don’t publish a route we haven’t checked.
Summarised from a registry — the exact application route is not yet verified.
About this database
| Website | https://nda.nih.gov/oai |
|---|---|
| Subjects | Humanities and Social Sciences · Life Sciences · Social and Behavioural Sciences · Medicine · Social Sciences · Medicine · Empirical Social Research · Physiology · Rheumatology, Clinical Immunology, Allergology |
| Last updated | 2026-09-13 |