Table 6.

Results of the multiple linear regression analyses in relation to sleep function (PSQI scores)

	β	P-value	R2
Independent variables			0.41
Y-BOCS	0.08	0.529
HDRS	0.35	0.025*
STAI-Trait	0.31	0.032*
Age	−0.07	0.574
Female Sex	−0.09	0.446
MDD	0.04	0.735
BTD	0.06	0.632

lnPSQI was considered the dependent variable

Abbreviations: β Standardized regression coefficient, PSQI Pittsburgh Sleep Quality Index, Y-BOCS Yale-Brown Obsessive Compulsive Scale, HDRS Hamilton Depression Rating Scale, STAI-T State-Trait Anxiety Inventory, MDD Major Depressive Disorder, BTD Benzodiazepine Treatment Doses, lnPSQI Log-transformed Pittsburgh Sleep Quality Index

*P < 0.05