Table 2 Postoperative CT measurements, radiological and functional results (means ± standard deviation or number (percentage))
| Parameter | value |
|---|---|
| CT measurements | |
| Mean maximal gap (mm) | 2.9 ± 1.0 |
| Mean maximal step (mm) | 0.7 ± 0.6 |
| Radiological outcome (Matta) | |
| Anatomical (< 1 mm) | 10(58.8%) |
| Imperfect (2–3 mm) | 6(35.3%) |
| Poor (> 3 mm) | 1(5.9%) |
| Merle D’Aubigne-Postel score | |
| Excellent (18) | 9(52.9%) |
| Good (15–17) | 6(35.3%) |
| Fair (13–14) | 2(11.8%) |
| Poor (< 13) | non |