Table 3.

Effects of intervention conditions × treatment history variables on treatment outcomes.

	Total weeks with opioid abstinence				Total weeks with cocaine abstinence
	β	(SE)	OR	95% C.I.	β	(SE)	OR	95% C.I.
TES condition (vs. standard)	0.51	0.06	1.66	1.48–1.85	0.18	0.06	1.20	1.08–1.34
Lifetime treatment episodes	0.02	0.00	1.02	1.01–1.03	−0.01	0.00	0.99	0.98–1.00
TES * lifetime treatment episodes	0.01	0.06	1.01	1.00–1.02	0.03	0.01	1.03	1.02–1.04
TES condition (vs. standard)	0.52	0.06	1.69	1.51–1.88	0.18	0.06	1.20	1.07–1.34
Detox treatment episodes	0.02	0.01	1.02	1.01–1.04	−0.03	0.01	0.97	0.96–0.99
TES * detox treatment episodes	0.02	0.01	1.02	1.00–1.03	0.06	0.01	1.06	1.04–1.08
TES condition (vs. standard)	0.53	0.06	1.70	1.52–1.90	0.18	0.06	1.20	1.07–1.34
Lifetime inpatient treatment episodes	0.02	0.00	1.03	1.02–1.03	−0.02	0.00	0.98	0.97–0.99
TES * lifetime inpatient treatment episodes	0.01	0.00	1.01	1.00–1.02	0.04	0.01	1.04	1.03–1.05
TES condition (vs. standard)	0.48	0.06	1.61	1.45–1.80	0.17	0.06	1.18	1.06–1.32
Lifetime outpatient treatment episodes	−0.03	0.01	0.97	0.94–1.00	−0.04	0.01	0.96	0.94–0.99
TES * lifetime outpatient treatment episodes	0.00	0.02	1.00	0.96–1.04	0.09	0.02	1.10	1.05–1.14

Note: Interaction effects can be interpreted as the difference in the slopes of the moderating variables across the two intervention groups. Values in bold indicate p < .05, and values in bold and underlined indicate p < .01.