Table 4. Multivariate regression results for the predictors of depression severity (N = 138).

Independent variables	Dependent variable	Unadjusted β	Adjusted β#	SD	t	p
AIS scores	Depression	0.412	0.439	0.112	3.611	<0.001
Borderline PP	Depression	1.505	1.512	0.502	3.010	0.003
Passive-Aggressive PP	Depression	1.455	1.538	0.499	3.080	0.003

Notes:

^#Adjusted for age, gender, education, income, ethnicity, and marital status.

AIS, Athens Insomnia Scale; PP, Personality pathology.