Table 1.

Summary of the variables used in the SEM models.

Variable	All (n=3,142)		Residential (n=1,532)		Non-residential (n=1,610)
	Mean	STD	Mean	STD	Mean	STD
Explanatory Variables
Client-provider relationship	7.13	2.40	7.29	2.44	6.97	2.34
Access services	0.00	1.00	0.14	0.99	−0.13	1.00
Substance abuse counseling services	0.00	1.00	0.32	0.86	−0.31	1.03
Family and life skills services	0.04	1.00	0.33	1.04	−0.24	0.87
Health services	−0.02	0.98	0.37	0.82	−0.39	0.98
Mental health services	0.00	1.00	0.09	1.05	−0.08	0.95
Concrete services	−0.01	1.00	0.15	1.10	−0.16	0.87
Service-needs ratio	0.43	0.27	0.47	0.26	0.39	0.28
Outcome Variables
Treatment duration in weeks	15.75	14.79	11.03	13.03	20.24	14.98
Post-treatment drug use	8.23	13.33	7.59	12.91	8.84	13.69
Control Variables
% Male	64.26	47.93	57.64	49.43	70.56	45.59
% Hispanic	15.47	36.17	12.53	33.12	18.26	38.65
% Black	57.67	49.42	59.40	49.12	56.02	49.65
Age in years	32.28	8.64	31.06	7.89	33.44	9.15
Education (years of schooling)	11.26	1.98	11.33	1.96	11.19	2.00
% Work limited by health	33.03	47.04	29.10	45.44	36.77	48.23
% Ever beaten	22.48	41.75	26.31	44.04	18.84	39.12
Mental health status (24-hour psychiatric visits)	0.31	0.86	0.32	0.87	0.31	0.85
Pre-treatment drug use	15.51	17.71	16.62	17.27	14.46	18.06
% Prior treatment	61.73	48.61	61.49	48.68	61.96	48.56
% Private source of payment	25.92	43.83	21.64	41.20	29.99	45.83
% Public source of payment	68.26	46.55	70.09	45.80	66.52	47.21
% Uninsured	7.78	26.79	9.53	29.37	6.11	23.96
% JCAHO accredited	15.91	36.42	5.86	21.97	25.47	43.47
% Residential	48.76	49.99
% Private ownership	80.45	39.59	82.99	37.41	78.02	41.32
Number of on-site services	2.18	1.29	2.82	1.15	1.57	1.11
Frequency of counseling	2.06	0.64	2.35	0.65	1.78	0.49