Three-year clinical and radiological results of a cruciate-retaining type of the knee prosthesis with anatomical geometry developed in Japan

Table 4 Correlations among postoperative KSS, KOOS and FJS

	Flexion	ROM	KSS-KS	KSS-FS	KOOS-symptom	KOOS-pain	KOOS-ADL	KOOS-sports	KOOS-QOL	FJS
Extension	−0.230*	−0.436**	− 0.325**	−0.169	− 0.145	−0.068	− 0.187*	−0.310*	− 0.175	−0.177
Flexion		0.976**	0.465**	0.097	−0.086	−0.031	0.055	0.086	−0.019	−0.016
ROM			0.503**	0.127	−0.047	−0.014	0.092	0.159	0.021	0.007
KSS-KS				0.165	0.235**	0.451**	0.385**	0.319*	0.294**	0.289
KSS-FS					0.202*	0.212*	0.432**	0.579**	0.362**	0.240*
KOOS-symptom						0.671**	0.614**	0.367**	0.539**	0.563**
KOOS-pain							0.739**	0.447**	0.561**	0.596**
KOOS-ADL								0.657**	0.642**	0.653**
KOOS-sports									0.619**	0.344*
KOOS-QOL										0.633**
FJS

ROM range of motion, KSS Knee Society Score, KS Knee score, FS Function score, KOOS Knee Injury and Osteoarthritis Outcome Score, FJS Forgotten Joint Score. *P < 0.05, **P < 0.01

ISSN: 1471-2474