Table 3 Radiographic results
Conventional | CAS | P value | ||
|---|---|---|---|---|
Mechanical axis (°) | Preoperative | Varus 7.6 ± 3.5 | Varus 8.2 ± 2.1 | 0.307 |
Postoperative | Valgus 2.4 ± 2.7 | Valgus 2.9 ± 2.6 | 0.317 | |
Medial proximal tibial angle (°) | Preoperative | 84.0 ± 2.7 | 83.7 ± 3.1 | 0.624 |
Postoperative | 93.1 ± 2.8 | 93.4 ± 2.0 | 0.605 | |
Posterior tibial slope angle (°) | Preoperative | 11.2 ± 3.3 | 10.5 ± 3.3 | 0.267 |
Postoperative | 9.0 ± 3.3 | 9.7 ± 3.2 | 0.283 | |
Change | − 2.2 ± 3.1 | − 0.8 ± 2.9 | 0.018 | |
Parallel angle (°) | 5.3 ± 4.4 | 3.1 ± 2.8 | 0.003 |