Table 2.
Radiographic measurements before surgery, after surgery, and at follow-up
| Preoperative | After surgery (2–5 months) | Follow-up | Normal side | p-value* | |
|---|---|---|---|---|---|
| Neck-shaft angle | 128° (100°–136°) | 142° (128°–160°) | 140° (130°–155°) | 140° (135°–145°) | 0.000 |
| Sharp angle | 43° (42°–46°) | 43° (40°–46°) | 41° (40°–44°) | 41° (38°–44°) | Non-significant |
| Center-edge angle (Wiberg) | 31° (10°–46°) | 36° (18°–46°) | 46° (32°–50°) | 43° (40°–46°) | 0.000 |
| Lateral femoral subluxation | 3.1 (2–5) | 2.2 (1–3.3) | 1.4 (0–3.3) | 0.000 | |
| % acetabular coverage | 20.6 % (0–35 %) | 19.5 % (0–38 %) | 13.2 % (0–25 %) | 0.029 |
* Between preoperative and follow-up values