Table 1.
Mechanical femorotibial angle (mFTA) and WOMAC score and preoperative range of motion (ROM), short-term postoperative ROM (days 4 and 10), WOMAC score and long-term postoperative ROM (1 year) for both groups
| MMV | MPP | ||||
|---|---|---|---|---|---|
| Mean | SD | Mean | SD | p-value | |
| mFTA preop | 182.6 | 6.6 | 182.2 | 7.1 | 0.479 |
| WOMAC pain preop | 48.7 | 21.0 | 49.7 | 20.8 | 0.3704 |
| WOMAC stiffness preop | 54.4 | 25.9 | 52.3 | 25.4 | 0.3128 |
| WOMAC function preop | 51.5 | 20.8 | 51.5 | 21.2 | 0.9060 |
| WOMAC total preop | 51.6 | 20.0 | 51.2 | 19.7 | 0.9216 |
| ROM preop (°) | 109.5 | 16.2 | 108.0 | 15.6 | 0.282 |
| ROM day 4 (°) | 66.8 | 14.6 | 68.1 | 15.2 | 0.305 |
| ROM day 10 (°) | 88.6 | 11.8 | 87.5 | 12.5 | 0.383 |
| WOMAC pain 1 year | 15.7 | 18.9 | 17.2 | 20.1 | 0.6952 |
| WOMAC stiffness 1 year | 23.1 | 21.8 | 25.0 | 23.7 | 0.5451 |
| WOMAC function 1 year | 21.4 | 21.4 | 22.7 | 22.5 | 0.6734 |
| WOMAC total 1 year | 20.1 | 19.6 | 21.6 | 20.9 | 0.6541 |
| ROM 1 year (°) | 110.1 | 12.2 | 109.5 | 14.7 | 0.338 |
mFTA preop preoperative mechanical femorotibial angle (varus > 180°, valgus < 180°), WOMAC Western Ontario and McMaster Universities osteoarthritis index, ROM range of motion, MMV medial midvastus approach, MPP medial parapatellar approach, SD standard deviation