Table 5.

PSQI scores in different degrees of anxiety and depression.

PSQI	Normal	Anxiety			P value	Normal	Depression			P value
		Mild	Moderate	Severe			Mild	Moderate	Severe
n	906	172	45	20		784	223	115	23
Sleep quality	1.30	1.82	1.97	2.40		1.28	1.71	1.73	2.21
Sleep latency	1.27	1.93	1.90	2.17		1.23	1.82	1.72	2.02
Sleep time	1.75	2.23	2.28	2.80		1.75	2.04	2.20	2.26
Sleep efficiency	1.98	2.43	2.75	2.95		1.98	2.25	2.50	2.60
Sleep disorder	2.27	2.68	2.84	3.45		2.26	2.58	2.61	3.13
Hypnotic	0.08	0.25	0.17	0.25		0.10	0.12	0.18	0.39
Daytime function	1.34	1.98	2.38	2.80		1.28	1.91	2.03	2.43
Total score	7.03	10.36	11.33	13.82	<0.001	6.91	9.46	9.98	12.06	<0.001