Table 3.
Pre- and Postoperative Knee Alignment Parameters
| Parameter | DLO† | MOWHTO† | P value | |
|---|---|---|---|---|
| %MA | Pre-op | -13.2 (11.9) | 1.2 (9.7) | <0.001 |
| Post-op | 50.0 (12.4)∗ | 57.6 (14.6)∗ | 0.06 | |
| HKA angle (°) | Pre-op | -14.7 (2.7) | -10.7 (2.1) | <0.001 |
| Post-op | 0.46 (2.7)∗ | 1.58 (4.2) ∗ | 0.26 | |
| mLDFA (°) | Pre-op | 91.0 (1.4) | 88.2 (2.0) | <0.001 |
| Post-op | 85.6 (1.5)∗ | ― | ― | |
| mMPTA (°) | Pre-op | 82.3 (1.7) | 82.3 (1.9) | 0.94 |
| Post-op | 90.2 (2.0)∗ | 92.9 (4.1)∗ | 0.004 | |
| TPS (°) | Pre-op | 8.9 (3.7) | 9.8 (2.9) | 0.32 |
| Post-op | 7.6 (4.4) | 9.3 (3.1) | 0.11 |
DLO, double level osteotomy; MOWHTO, medial open-wedge high tibial osteotomy; %MA, mechanical alignment; HKA angle, hip-knee-ankle angle; mLDFA, mechanical lateral distal femoral angle; mMPTA, mechanical medial proximal tibial angle; TPS, tibial posterior slope.
†
Data in the third and fourth columns are expressed as mean and standard deviation (in parenthesis) values.
∗
Significant difference between pre- and post-op values