Table A1.

Intraclass correlation coefficient.

Variable	ICC	95% Confidence Interval
Hip-Knee-Ankle angle
Preoperative	0.907	0.868–0.936
Postoperative	0.916	0.881–0.943
Weight-bearing line ratio
Preoperative	0.923	0.892–0.948
Postoperative	0.927	0.896–0.950
Osteotomy inclination angle	0.942	0.918–0.960
Osteotomy opening gap
Anterior opening gap	0.936	0.910–0.956
Posterior opening gap	0.930	0.902–0.952

ICC = Intraclass correlation coefficient.