Table 3.
Radiographic parameters before and after TKA.
| Preoperative MFTA (°) | 190.63 ± 3.63 | 190.29 ± 2.73 | 190.50 ± 3.25 | 193.27 ± 4.82 | 0.383 | |
| Postoperative MFTA (°) | 180.54 ± 1.38 | 181.47 ± 1.62 | 180.54 ± 1.17 | 182.45 ± 1.57 | 0.001 | |
| Coronal femur (alpha)∗ | I | 122.50 ± 5.32 | 120.59 ± 3.48 | 124.46 ± 4.97 | 117.73 ± 5.18 | 0.002 |
| Coronal tibia (beta)∗ | I | 89.42 ± 1.18 | 88.88 ± 1.17 | 89.64 ± 1.16 | 88.45 ± 0.93 | 0.008 |
| Sagittal femur (lambda)∗ | I | 0.79 ± 1.02 | 1.59 ± 1.23 | 1.11 ± 1.42 | 2.55 ± 1.37 | 0.002 |
| Sagittal tibia (gamma)∗ | I | 84.88 ± 0.68 | 84.65 ± 0.79 | 85.21 ± 0.88 | 84.36 ± 1.63 | 0.018 |
| Coronal femur (alpha)∗ | II | 64.58 ± 3.27 | 62.06 ± 2.54 | 72.86 ± 6.00 | 67.27 ± 4.67 | <0.001 |
| Coronal tibia (beta)∗ | II | 88.71 ± 1.33 | 89.29 ± 1.16 | 89.39 ± 1.29 | 89.82 ± 0.60 | 0.045 |
| Sagittal femur (lambda)∗ | II | 1.54 ± 1.06 | 0.88 ± 1.22 | 1.21 ± 1.26 | 2.36 ± 0.92 | 0.021 |
| Sagittal tibia (gamma) | II | 85.21 ± 0.98 | 85.06 ± 1.03 | 84.75 ± 0.97 | 84.91 ± 0.70 | 0.302 |
| Coronal femur (alpha)§ | I | 95.25 ± 0.85 | 94.88 ± 0.86 | 95.07 ± 0.72 | 95.00 ± 0.78 | 0.378 |
| Coronal tibia (beta)§ | I | 95.08 ± 0.83 | 94.94 ± 0.80 | 89.54 ± 0.96 | 89.09 ± 1.22 | <0.001 |
| Sagittal femur (lambda)§ | I | 1.42 ± 1.28 | 1.41 ± 0.94 | 1.75 ± 1.04 | 1.18 ± 1.25 | <0.001 |
| Sagittal tibia (gamma)§ | I | 89.54 ± 1.41 | 89.29 ± 1.05 | 85.46 ± 0.79 | 85.55 ± 0.79 | <0.001 |
| Coronal femur (alpha)§ | II | 85.04 ± 0.95 | 84.76 ± 1.15 | 95.07 ± 0.72 | 95.27 ± 1.10 | <0.001 |
| Coronal tibia (beta)§ | II | 88.78 ± 1.27 | 89.12 ± 1.07 | 89.54 ± 1.00 | 89.55 ± 1.21 | <0.001 |
| Sagittal femur (lambda)§ | II | 1.38 ± 0.77 | 1.24 ± 1.03 | 1.64 ± 1.13 | 1.55 ± 0.93 | <0.001 |
| Sagittal tibia (gamma)§ | II | 85.25 ± 0.94 | 85.00 ± 1.12 | 84.93 ± 1.02 | 85.27 ± 0.90 | 0.516 |