Influence of the continuing COVID-19 epidemic on sleep quality and psychological status of healthcare workers in private institutions

Table 7 Correlations of Pittsburgh Sleep Quality Index scores, Self-Rating Anxiety Scale scores, and Self-Rating Depression Scale scores (first stage)

	PSQI total scores	SAS standard scores	SDS standard scores
PSQI total scores	1
SAS standard scores	0.461b	1
SDS standard scores	0.428b	0.775b	1

^bP < 0.01.

PSQI: Pittsburgh Sleep Quality Index; SAS: Self-Rating Anxiety Scale; SDS: Self-Rating Depression Scale.