Table 3.

Scores at the scales evaluating sleep and anxiety symptoms.

PSQI Scores	Mean	SD
Subjective sleep quality	1.75	1.027
Sleep latency	1.52	1.114
Sleep duration	1.51	0.943
Habitual sleep efficiency	1.43	0.990
Use of sleeping medication	1.62	1.103
Sleep disturbances	1.43	1.041
Daytime dysfunction	1.64	1.071
HAM-A scores
Total score	25.60	13.743

Abbreviations: HAM-A, Hamilton Anxiety Scale; PSQI, Pittsburgh Sleep Quality Index; SD, standard deviation.