. Author manuscript; available in PMC: 2009 Jan 1.

Published in final edited form as: J Subst Abuse Treat. 2007 Jun 15;34(1):101–111. doi: 10.1016/j.jsat.2007.02.009

Table 4.

Treatment Outcomes by Study Condition

Treatment Outcome	Experimental (n = 51)		Control (n = 49)		OR (95% CI) ¹	p Value
Adherence to Counseling Sessions	Number Scheduled	Percent Attended	Number Scheduled	Percent Attended
Weeks 1–26	1545	83.2	1679	53.4	4.00 (2.39–6.70)	< .0001
Urine Test Results
Weeks 1–26 Results
% Negative for Opioids	80.5		73.7		1.31 (0.71–2.42)	.393
% Negative for Cocaine	77.3		66.7		1.59 (0.86–2.96)	.139
% Negative for Sedatives	96.2		90.8		1.82 (0.75–4.42)	.184
% Negative for Any Drugs	68.7		54.2		1.70 (0.94–3.07)	.081

Unadjusted odds ratios for attendance data and urine testing calculated with GEE