Table 4 The accuracy of executing preoperative plans
Cup inclination | Cup anteversion | Stem antetorsion | CA | |
|---|---|---|---|---|
Preoperatively planned value (°) | 39.4 (1.4) | 16.3 (6.3) | 26.2 (8.1) | 34.4 (7.2) |
Postoperative CT measurement (°) | 39.2 (4.2) | 16.9 (6.3) | 25.8 (8.7) | 34.6 (7.7) |
P value | 0.57 | 0.40 | 0.82 | 0.62 |
Absolute error (°) | 3.2 (2.3) | 4.0 (3.5) | 3.9 (5.0) | 5.3 (5.2) |