. Author manuscript; available in PMC: 2010 Oct 1.

Published in final edited form as: J Subst Abuse Treat. 2009 Mar 31;37(3):277–285. doi: 10.1016/j.jsat.2009.03.002

Table 3.

Results of Logistic Regression Analyses at 12-Months Post-Release Urine Tests

	Opioids^a		Cocaine^b
	OR	95%CI	OR	95%CI
Condition
CO vs. C+T	.572	.200–1.638	.479	.149–1.539
CO vs. C+M	7.074^***	2.301–21.744	7.066^***	2.198–22.716
C+M vs. C+T	4.046^**	1.446–11.318	3.384^*	1.250–9.161
Age	.987	.922–1.056	1.048	.981–1.119
Age First Crime	1.011	.931–1.097	.940	.867–1.019
Cocaine Days Baseline	.987	.957–1.017	.995	.965–1.026
Completed Prison Treatment	1.703	.651–4.452	.503	.187–1.355
Incarceration Days Baseline	1.001	1.000-.1.001	1.001	1.000–1.002

OR = odds ratio.

CO = Counseling Only; C+T = Counseling+Transfer; C+M = Counseling+Methadone.

Omnibus Test χ² = 18.90; p = .009

Omnibus Test χ² = 17.23; p = .016

p < .05;

^**

p < .01;

^***

p < .001.

Note. Number of urinalyses obtained: CO, n = 32; C+T, n = 39; C+M, n = 44.