Table 3.
Risk factors for rebound phenomenon after the correction of coronal angular deformity by hemiepiphysiodesis using tension band plate
| Variables | Univariable analysis | Multivariable analysis | ||||
|---|---|---|---|---|---|---|
| OR | 95% CI | P-value | OR | 95% CI | P-value | |
| Sex (male / female) | 1.4 | 0.5 to 4.0 | 0.474 | |||
| Age at initial surgery (year) | 0.8 | 0.6 to 1.0 | 0.055 | 0.9 | 0.6 to 1.4 | 0.689 |
| Body mass index (kg/m2) | 0.9 | 0.8 to 1.0 | 0.071 | 0.9 | 0.8 to 1.0 | 0.192 |
| Type of deformity (valgus / varus) | 0.8 | 0.3 to 2.2 | 0.661 | |||
| Site (distal femur / proximal tibia) | 0.4 | 0.2 to 1.3 | 0.134 | |||
| Laterality (right / left) | 0.6 | 0.3 to 1.0 | 0.071 | 0.6 | 0.3 to 1.1 | 0.078 |
| Initial deformity angle (°) | 1.0 | 0.9 to 1.1 | 0.472 | |||
| Rate of correction (°/ year) | 1.2 | 1.0 to 1.5 | 0.022 | 1.2 | 1.0 to 1.5 | 0.044 |
| Follow-up duration (year) | 1.3 | 0.9 to 1.9 | 0.226 | |||
| OR, odds ratio; CI, confidence interval | ||||||