Table 1.

Demographic and clinical characteristics of methadone maintenance patients assigned to the Recovery Line plus treatment-as-usual (RL+TAU) or to treatment-as-usual (TAU) only.

Characteristic	RL+TAU n = 18	TAU n = 18	p
Age, years, mean, (SD)	40.3 (10.8)	42.3 (9.5)	.55
% Male, (n)	28% (5)	56% (10)	.09
Race			.76
%White, (n)	67% (12)	50% (9)
% Black, (n)	22% (4)	33% (6)
% Other, (n)	11% (2)	17% (3)
% Employed (part or full), (n)	0 (0)	17% (3)	.07
% High School or greater, (n)	78% (14)	83% (15)	.67
Monthly income, $, mean (SD)	152 (282)	421 (711)	.15
% Never married, (n)	56% (10)	33% (6)	.18
Opioid dependence, years, mean, (SD)	14.0 (12.6)	14.7 (13.4)	.88
% Prescription Drug Use, (n)	11% (2)	6% (1)	.66
% History intravenous drug use, (n)	33% (6)	33% (6)	1.0
Days of opioid use in prior 30 days, mean (SD)	4.6 (7.4)	4.9 (9.6)	.90
Days of cocaine use in prior 30 days, mean (SD)	6.1 (8.8)	11.3 (10.3)	.11
Months of current methadone treatment, mean (SD)	24.2 (22.9)	19.2 (16.6)	.45
Number of time in drug treatment before current treatment, mean (SD)	6.2 (7.8)	4.9 (4.4)	.55
Number of times in methadone treatment before current treatment, mean (SD)	2.4 (1.8)	1.9 (0.9)	.35