Variables associated with Drug-Alcohol

	Standardized Beta	t	P value	95.0% CI		Colinearity statistics
	Standardized Beta	t	P value	LL	UL	Tolerance	VIF
Age^a	-.286	-4.031	.000	-.272	-.093	.878	1.139
Type of housing (autonomous)^a	.216	2.977	.003	.989	4.900	.843	1.186
Language^a	-.436	-5.948	.000	-8.200	-4.109	.822	1.216
Schizophrenia^b	.164	1.702	.091	-.361	4.833	.475	2.106
Mood disorders^b	.222	2.255	.026	.404	6.151	.455	2.197
Number of mental health diagnoses (except dependence)^b	-.221	-2.698	.008	-3.620	-.558	.661	1.512
Prior history of violence^c	.188	2.424	.017	.473	4.661	.735	1.360
Prior history of problems with the law^c	-.176	-2.274	.025	-4.775	-.333	.737	1.357
Social support (SPS score)^d	-.141	-2.054	.042	-.264	-.005	.939	1.065

Total variance explained (R2): 38.0%; Goodness-of-fit: F = 9.549; P <0.001
a=Socio-demographic variables; b=Clinical variables; c=Negative life events; d=Social support.

Table 4: Variables associated with Drug-Alcohol abuse in male users with mental disorders: Multiple linear regression analysis.

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