Table 6.

Correlations between the PSS, the STAI, and the PSQI.

Characteristics		PSS	S-AI	T-AI	PSQI
PSS	r		−0.037	0.164	−0.037
	P		0.611	0.016	0.607
S-AI	r	−0.037		0.520	0.157
	P	0.611		0.000	0.021
T-AI	r	0.164	0.520		0.142
	P	0.016	0.000		0.041
PSQI	r	−0.037	0.157	0.142
	P	0.607	0.021	0.041