Prevalence of generalized osteoarthritis (OA) in a hand OA population (n = 538) in secondary care.
| Generalized OA | ||
|---|---|---|
| Knee and/or hip OA, no. patients (%) | 227 | (43) |
| Knee OA | ||
| Fulfilling ACR criteria, 1 knee | 89 | (17) |
| Fulfilling ACR criteria, both knees | 83 | (16) |
| Prosthesis, 1 or both knees^ | 25 | (5) |
| Hip OA | ||
| Fulfilling ACR criteria, 1 hip | 24 | (5) |
| Fulfilling ACR criteria, both hips | 12 | (2) |
| Prosthesis, 1 or both hips^ | 22 | (4) |
↵^ Nine patients and 1 patient, respectively, had a prosthesis in 1 knee or hip and fulfilled ACR criteria on the other side; these patients are in the prosthesis groups. ACR: American College of Rheumatology.