Intraoperative rotational kinematics and its influence on postoperative clinical outcomes differ according to age in Unicompartmental knee Arthroplasty

Table 5 Correlation coefficients between intraoperative tibial internal rotation and postoperative clinical scores in nonelderly patients (aged < 75 years)

	Tibial internal rotation
	Ex~full Flex	Ex~ 90°	90° ~ full Flex
KOOS
Pain	0.27*	0.15	0.37*
Symptom	−0.03	−0.09	0.07
ADL	0.02	−0.05	0.14
Sports	0.01	−0.05	0.12
QOL	0.18	0.06	0.31*
Knee Society functional score	0.06	0.06	0.02
Knee flexion angle	−0.04	−0.08	0.06

Data presented as correlation coefficient
*Correlations are statistically significant (p < 0.05)
KOOS knee injury and osteoarthritis outcome score, ADL activities of daily living, QOL quality of life

ISSN: 1471-2474