Influence factors | Complications (N = 5) | No complications (N = 96) | P | Logistic regression Odds ratio (95% CIa) | P |
---|---|---|---|---|---|
Age | 4.71 ± 2.61 (1.5–10) | 4.64 ± 2.91 (1–8) | 0.963 | 1.10 (0.48–2.55) | 0.817 |
Weight | 18.54 ± 3.10 (11.4–29) | 21.37 ± 7.50 (9.3–46) | 0.421 | 0.94 (0.71–1.23) | 0.641 |
Genu valgus | 2 (40) | 61 (64) | 0.362 | 0.94 (0.05–18.34) | 0.965 |
Idiopathic | 0 (0) | 48 (50) | 0.058 | 3.96 (1.27–12.39) | 0.018 |
Correction location | 0.616 | 1.58 (0.24–10.49) | 0.635 | ||
Distal femur alone | 1 (20) | 40 (42) | |||
Proximal tibia alone | 2 (40) | 24 (25) | |||
Both sites | 2 (40) | 32 (33) | |||
Preoperative location of the centre of the mechanical axisb | 1.000 | 0.57 (0.03–11.01) | 0.711 | ||
2 | 2 (40) | 45 (47) | |||
3 | 3 (60) | 51 (53) |