Table 1.
Comparison of general data between the two groups
| Characteristics | Group A | Group B | t/χ2 | P |
|---|---|---|---|---|
| Total number (patients/hips), n | 41/59 | 60/80 | 0.0825 | 0.7739 |
| Gender (male/female), n | 25/16 | 34/26 | 0.1862 | 0.6661 |
| Age (years), mean ± SD | 35.5 ± 9.8 | 37.7 ± 10.5 | 1.0621 | 0.2908 |
| BMI (mean ± SD, kg/m2) | 23.5 ± 2.3 | 22.9 ± 2.6 | 1.1925 | 0.2359 |
| Type (alcohol/steroid/idiopathic), n | 11/16/14 | 17/23/20 | 0.1566 | 0.9863 |
| ARCO Stage (I/II), n | 18/41 | 21/59 | 0.3051 | 0.5807 |
| Unilateral/bilateral, n | 23/18 | 40/20 | 1.1593 | 0.2816 |
| VAS, mean ± SD | 6.3 ± 2.1 | 6.6 ± 2.5 | 0.7474 | 0.4561 |
| Harris score, mean ± SD | 59.5 ± 11.6 | 57.7 ± 9.5 | 1.0046 | 0.3168 |
| JIC (Type A/B/C) | 29/22/8 | 37/28/15 | 3.7704 | 0.1518 |
| Modified Kerboul angle | 0.3403 | 0.8435 | ||
| ≤ 190° | 21 | 26 | ||
| 190°–240° | 31 | 42 | ||
| ≥ 240° | 7 | 12 |