Fig. 5

Predictive values of postoperative HKAA angle due to preoperative HKAA in the GAM. The red line indicates the postoperative HKAA of −5°. HKAA hip–knee–ankle angle, GAM generalized additive model.

Predictive values of postoperative HKAA angle due to preoperative HKAA in the GAM. The red line indicates the postoperative HKAA of −5°. HKAA hip–knee–ankle angle, GAM generalized additive model.