Table 3.

Parsimonious final regression model with IKDC score as the dependent variable.^a

Variables	Standardized β	t	P Value
Gender	.224	2.571	.013
Time from surgery	.189	.189	.027
Pain intensity	−.396	−4.282	<.001
Quadriceps index	.291	3.348	.002
TSK-11 score	−.219	−2.517	.015
Flexion deficit	−.164	−2.043	.047

^aIKDC, International Knee Documentation Committee, TSK-11, shortened version of the Tampa Scale of Kinesiophobia. R2 = 0.717; Adjusted R2 = 0.670; F = 15.221; P < .001.