| Mean Harris Hip Score (mean and range) | ||
---|---|---|---|
Ficat and Arlet stage (n = patients) | Preoperative | Final follow-up | P value |
Stage 0 (n = 20) | 77.9 (66–86) | 94.0 (90–98) | 0.0009 |
Stage I (n = 31) | 76.3 (68–87) | 96.8 (94–100) | 0.0003 |
Stage IIA (n = 16) | 71.8 (64–88) | 92.0 (90–96) | 0.028 |
Stage IIB (n = 22) | 70.9 (54–88) | 89.6 (84–92) | 0.013 |
Total (n = 89) | 75.7 (54–92) | 93.1 (88–100) | 0.0005 |