Table 6.
Effect of selected variables on femurs (coronal view/AP blocking screws)
| Parameters (mean, range) | MAD postoperative−goal (mm) | LDFA postoperative−goal (°) | ||||
|---|---|---|---|---|---|---|
| n | Mean (range) | p value | n | Mean (range) | p value | |
| Number of coronal blocking screws | ||||||
| 1 blocking screw | 18 | 6.0 (0–25) | 0.381 | 31 | 1.4 (0–6) | 0.567 |
| 2+ blocking screw | 11 | 4.3 (0–15) | 15 | 1.6 (0–4) | ||
| Osteotomy distance from joint line | ||||||
| ≤10 cm (8.5, 6.0–9.8) | 15 | 7.6 (1–25) | 0.017 | 25 | 1.6 (0–6) | 0.484 |
| >10 cm (15.0, 10.2–28.1) | 14 | 2.9 (0–8) | 21 | 1.3 (0–4) | ||
| Amount of lengthening | ||||||
| ≤3.5 cm (2.3, 1.4–3.0) | 13 | 4.6 (0–15) | 0.492 | 20 | 1.4 (0–4) | 0.830 |
| >3.5 cm (5.2, 3.5–8.0) | 11 | 5.7 (1–10) | 19 | 1.3 (0–4) | ||
LDFA, lateral distal femoral angle; MAD, mechanical axis deviation