Prevalence of MRI findings in the hips of inactive non-runners, moderately active runners and highly active runners
| Hip feature | Number (%) of hips with grade ≥1 per hip feature | Change among groups (P value) | ||
| Inactive non-runners, n=16 hips | Moderately active runners, n=56 hips | Highly active runners, n=32 hips | ||
| Labrum | 1 (6) | 12 (21) | 5 (16) | 0.327 |
| Cartilage | 0 (0) | 3 (6) | 0 (0) | 0.270 |
| BME | 0 (0) | 7 (13) | 0 (0) | 0.025* |
| BMC | 0 (0) | 2 (4) | 6 (19) | 0.017* |
| Tendons | 0 (0) | 9 (16) | 9 (28) | 0.141 |
| Ligaments | 0 (0) | 6 (11) | 2 (6) | 0.519 |
*significant difference: P value <0.05.
BMC, subchondral cyst; BME, bone marrow oedema.