Table 3
Multivariable logistic regression of preoperative parameters associated with KJLO ≥5° in knees with MPTA ≥95° after opening wedge high tibial osteotomy.
| Independent variable | B (95% CI) | Odds ratio (95% CI) | p-value |
|---|---|---|---|
| Age | 0.027 (−0.037 – 0.091) | 1.027 (0.963 – 1.096) | 0.412 |
| Sex | −0.866 (−1.992 – 0.261) | 0.421 (0.136 – 1.298) | 0.132 |
| Body mass index | −0.136 (−0.273 – 0.002) | 0.874 (0.762 – 1.001) | 0.053 |
| Preoperatively planned correction angle | 0.137 (−0.109 – 0.384) | 1.147 (0.896 – 1.468) | 0.276 |
| Preoperative WBLR | 0.057 (−0.005 – 0.119) | 1.059 (0.995 – 1.127) | 0.074 |
| Preoperative LDFA | 0.565 (0.188 – 0.942) | 1.759 (1.207 – 2.564) | 0.003 |
| Preoperative KJLCA | 0.630 (0.226 – 1.034) | 1.878 (1.254 – 2.812) | 0.002 |
| Preoperative KJLO | 0.076 (−0.322 – 0.474) | 1.079 (0.724 – 1.607) | 0.708 |
| Preoperative AJLO | 0.194 (0.059 – 0.328) | 1.213 (1.061 – 1.388) | 0.005 |
| Preoperative TAA | −0.014 (−0.330 – 0.303) | 0.986 (0.719 – 1.354) | 0.932 |
CI, confidence interval; WBLR, weight-bearing line ratio; LDFA, lateral distal femoral angle; KJLCA, knee joint line convergence angle; KJLO, knee joint line obliquity; AJLO, ankle joint line obliquity; TAA, tibial axis angle.
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