Table 2.

Criterion validity of the ATRS assessed by Spearman’s rank correlation coefficient

	ATRS	p value
SF-36 PCS	0.72	<0.0001
SF-36 PF	0.71	<0.0001
SF-36 MCS	0.11	n.s.
FAOS Sport/Rec	0.81	<0.0001
FAOS QOL	0.76	<0.0001
FAOS ADL	0.66	<0.0001
FAOS pain	0.64	<0.0001
FAOS symptom	0.61	<0.0001