Table 1.

Descriptives of key study domains for the total sample and by gender

	Scale range	Total samplea n = 250	Males n = 143	Femalesb n = 107
Demographics and history
Control variables
Male gender		56.2%
Age (years)		39.2 (9.01)	38.7	39.3
Education (years completed)		10.58 (2.12)	10.64	10.50
African American		61.2%	60.8%	63.6%
Hispanic		35,5%	38.0%	33.6%
Commitment to abstinence at baseline	1 – 5	4.07 (.60)	4.01	4.15 t
Treatment history
No. of previous SUD treatment		4.7 (7.2)	5.55	3.38*
Mandated to index episode (yes)		25.2%	32.9%	15.0%**
In-treatment experiences assessed at the end of treatment
Treatment experiences
Length of treatment stay (in days)		153 (89)	139	171**
Overall helpfulness of index episode	0 - 10	7.41 (2.74)	7.06	7.88*
Substance use-related domains
Dependence severity (MINI) since baseline	0 - 14	2.64 (3.68)	3.07	2.06*
Number of days drug problems past month	0 - 30	4.63 (8.79)	5.25	3.79
Cravings/temptation to use drugs	0 – 8	1.79 (2.5)	2.03	1.48
Perceived harm of future drug use	1 - 5	4.56 (.90)	4.52	4.62
Drug abstinence self-efficacy	1 – 5	3.77 (.96)	3.65	3.92*
Psychological functioning
Perceived stress	0 -10	5.76 (3.05)	5.53	6.07
Quality of life satisfaction	0 -10	7.38 (2.45)	7.00	7.89**
Psychological ASI	0 - 1	.22 (.28)	.20	.25
Recovery support resources
Perceived social support for recovery	1 - 4	2.85 (.32)	2.84	2.85
Number of network members in 12-step		1.4 (3.26)	1.40	1.40
Number of 12-step meetings attended during treatment		33.5 (75.49)	26.5	42.8 t
Level of involvement in 12-step activities	0 - 9	2.19 (3.0)	1.99	2.48
Outcome: Commitment to abstinence	1 - 5	3.86 (.64)	3.75	4.0**

^tp<.1

^*p <.05

^**p < .01

^***p<.001

^aPercent or mean (SD)

^bSignificance level of chi square or F test on gender differences