| Number hip | Modified McKay criteria for clinical evaluation | |||
Excellent (%) | Good (%) | Fair (%) | Poor (%) | ||
Primery operation | 139 | 84 (60.4) | 21 (15.1) | 18 (12.9) | 16 (11.6) |
Femoral shortening | 42 | 29 (69.1) | 7 (16.6) | 4 (9.5) | 2 (4.8) |
| 181 | 113 (62.4) | 28 (15.5) | 22 (12.2) | 18 (9.9) |