Table 2.
Anteversion, abduction, position of COR before and after revision THA
| Parameters | Preoperative | Postoperative | 3D planned | Postoperative-preoperative value; p value | Postoperative-planned value; p value |
|---|---|---|---|---|---|
| Anteversion | 11.35 ± 8.55 | 11.99 ± 6.91 | 13.39 ± 3.48 | 0.06 ± 12.44; p = 0.982 | − 1.39 ± 4.1; p = 0.168 |
| Abduction | 59.60 ± 31.15 | 44.91 ± 5.93 | 42.67 ± 4.40 | − 13.92 ± 32.90; p = 0.090 | 2.24 ± 3.02; p = 0.006 |
| Vertical position of COR/contralateral position of COR | 1.15 ± 0.19 | 1.09 ± 0.20 | / | − 0.44 ± 1.38; p = 0.185 | |
| Horizontal position of COR/contralateral position of COR | 0.97 ± 0.21 | 1.00 ± 0.18 | / | 0.06 ± 0.19; p = 0.193 | / |
| HHS | 27.50 ± 6.54 | 80.94 ± 5.19 | / | 53.44 ± 6.40; p < 0.001 | / |
COR, center of rotation; THA, total hip arthroplasty; HHS, Harris hip score