Table 1 Demographic and radiographic parameters
Parameter | Overall (N = 121) | Femoral torsiona | QFM edema | ||||
|---|---|---|---|---|---|---|---|
High (N = 62) | Normal (N = 59) | p | Present (N = 8) | Absent (N = 113) | p | ||
Sex, female | 67 (55) | 44 (71) | 23 (39) | < .001* | 8 (100) | 59 (52) | .009* |
Age, years | 34 ± 11 | 34 ± 12 | 34 ± 11 | .697 | 40 ± 10 | 34 ± 12 | .124 |
Side, right | 61 (50) | 31 (50) | 30 (51) | .926 | 3 (38) | 58 (51) | .452 |
LCE-Angle, ° | 29 ± 8 | 31 ± 9 | 28 ± 8 | .006* | 31 ± 7 | 29 ± 9 | .480 |
Cross-over sign, + | 30 (25) | 15 (24) | 15 (25) | .876 | 2 (25) | 28 (25) | .989 |
Posterior wall sign, + | 51 (42) | 21 (34) | 30 (51) | .060 | 4 (50) | 47 (42) | .643 |
Ischial spine sign, + | 28 (23) | 15 (24) | 13 (22) | .779 | 2 (25) | 26 (23) | .898 |
Acetabular version, ° | 18 ± 6 | 18 ± 6 | 17 ± 6 | .193 | 17 ± 5 | 18 ± 6 | .795 |
Ischial angle, ° | 128 ± 11 | 129 ± 5 | 126 ± 15 | .142 | 130 ± 3 | 128 ± 12 | .277 |
Neck shaft angle, ° | 129 ± 5 | 131 ± 5 | 129 ± 5 | .060 | 132 ± 5 | 130 ± 5 | .318 |
Femoral torsion, ° | 30 ± 10 | 39 ± 6 | 23 ± 6 | < .001* | 42 ± 10 | 30 ± 9 | < .001* |
Cam, alpha angle >60° | 66 (55) | 31 (50) | 35 (59) | .012* | 2 (25) | 66 (11) | .028* |
Subsequent surgery | 32 (26) | 17 (27) | 15 (25) | .804 | 5 (63) | 27 (24) | .017* |