Signs of intra-articular pathology
| Percentage of hips affected (n=55) | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Pathology | Acetabular retroversion | Femoral neck pits | Os acetabuli | Joint effusion | Paralabral cysts | Presence of labral tear (partial or complete) | Increased labral signal (deformed/degenerate) | Acetabular cartilage loss | Acetabular subchondral oedema | Femoral cartilage loss | Femoral subchondral oedema | Cam Morphology (AA>83 at any position around neck) | Cam morphology (AA>55 3 o'clock) | Femoral retrotorsion |
| Lead hip | 2 | 14 | 2 | 10 | 2 | 16 | 24 | 8 | 8 | 4 | 12 | 11 | 4 | 4 |
| Trail hip | 0 | 12 | 2 | 8 | 2 | 37 | 27 | 12 | 12 | 2 | 14 | 18 | 16 | 0 |
| κ Coefficient | 1.00 | 0.85 | 1.00 | 0.68 | 1.00 | 0.76 | 0.78 | 0.67 | 0.85 | 0.66 | 0.80 | NA | NA | NA |
| χ2 Test p value | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 0.038* | 1.00 | 0.74 | 0.74 | 1.00 | 1.00 | <0.001* | 0.024* | 0.495 |
*p Values that reached statistical significance.
AA, α angle; NA, not applicable.