Table 4.

Correlation with postoperative KSS.

	correlation coefficient	p values
Age	−0.155	0.365
Body mass index	−0.133	0.438
Postoperative knee flexion contracture angle	0.118	0.491
Postoperative knee flexion angle	0.350	0.036*
Preoperative HKAA	0.004	0.979
Postoperative HKAA	−0.026	0.877
SVA	−0.423	0.019*
LL	0.245	0.149
SS	0.247	0.144
PT	−0.179	0.293
PI	−0.028	0.870
Femoral component position in the coronal plane	−0.038	0.823
Femoral component position in the sagittal plane	−0.085	0.621
Femoral component position in the axial plane	−0.101	0.557
Tibial component position in the coronal plane	0.292	0.083
Tibial component position in the sagittal plane	−0.073	0.670
Tibial component position in the axial plane	−0.080	0.639

HKAA, Hip-knee- ankle angle; KSS, Knee Society Score; LL, Lumbar lordosis; PI, Pelvic incidence; PT, Pelvic tilt; SS, Sacral slope; SVA, Sagittal vertical axis.