Table 5.

Correlation between EQ VAS score, EQ-5D index scores, and scores of other instruments at baseline

	Correlation coefficients
	EQ VAS score	EQ-5D index-G	EQ-5D index-UK
LSAS
_total score	-0.20*	-0.22*	-0.24*
_anxiety	-0.21*	-0.23*	-0.25*
_avoidance	-0.17*	-0.19*	-0.21*
BDI score	-0.44*	-0.44*	-0.47*
SPAI score	-0.24*	-0.31*	-0.33*
SPAI No. 22 score	-0.18*	-0.16*	-0.17*

BDI: Beck Depression Inventory; LSAS: Liebowitz Social Anxiety Scale; SPAI: Social Phobia and Anxiety Inventory.

Spearman rank correlation coefficient; * p ≤ 0.001; due to missing values the range of observation varied between 410 ≤ n ≤ 438.