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Incidence of cartilage damage, classification according to Konan et al
| Cartilage damage classification | Hips (% of visualised hips) |
|---|---|
| 0 | 46 (34.6) |
| 1a | 10 (7.5) |
| 1b | 2 (1.5) |
| 1c | 0 (0.0) |
| 2 | 33 (24.8) |
| 3a | 21 (15.8) |
| 3b | 4 (3.0) |
| 3c | 1 (0.8) |
| 4a | 9 (6.8) |
| 4b | 4 (3.0) |
| 4c | 3 (2.3) |
| Not visualised | 21 (13.6% of hips) |
