Age, mean (range; year) | 38 (17–58) |
Male: female (n) | 95: 31 |
Right: left (n) | 92: 93 |
Unilateral: bilateral involvement | 89: 43 |
Education level, n (%) | |
Low | 55 (44) |
High | 71 (56) |
Etiologic factors, n (hip) | |
Alcohol abuse | 53 (85) |
Steroid use | 48 (70) |
Unknown causes | 25 (30) |
Body mass index | 26 ± 6.2 |
< 25, n (%) | 43 (34) |
25–30, n (%) | 65 (52) |
> 30, n (%) | 18 (14) |
ARCO classification, hip (%) | |
Stage I | 43 (23) |
Stage II | 114 (62) |
Stage III | 28 (15) |
Modified Harris Hip Score | 65 ± 10.1 |
Visual analogue scale (mm) | 9.1 ± 0.5 |