. Author manuscript; available in PMC: 2016 Jan 1.

Published in final edited form as: J Drug Issues. 2015 Jan;45(1):53–68. doi: 10.1177/0022042614552019

Table 3.

GLMM for Major Outcomes

Outcomes	Predictors	df	F	p
Alcohol Use
	Time	1, 971	1.41	.23
	Condition	2, 971	.47	.63
	Time × Condition	2, 971	.66	.52
	Age	1, 971	3.10	.08
	Dose	1, 971	5.15	.02^*
For the number of days using alcohol over the past 6 months, there was significant variability around the intercept due to person, σ²=21584.12, Z = 22.03, p < .001.
Drug Use
	Time	1, 971	9.80	.00^**
	Condition	2, 971	.06	.94
	Time × Condition	2, 971	1.15	.32
	Age	1, 971	3.05	.08
	Dose	1, 971	6.26	.01^**
For the number of days using drugs over the past 6 months, there was significant variability around the intercept due to person, σ²=2642.61, Z = 22.03, p < .001.
Days Worked
	Time	1, 937	83.44	.00^**
	Condition	2, 937	3.60	.03^*
	Time × Condition	2, 937	4.41	.01^**
	Age	1, 937	8.47	.00^**
	Dose	1, 937	16.94	.00^*
For the number of paid days worked in the last 30 days, there was significant variability around the intercept due to person, σ²=75.71 Z = 21.65, p < .001.
Employment Income
	Time	1, 941	58.81	.00^**
	Condition	2, 941	1.64	.19
	Time × Condition	2, 941	4.11	.02^*
	Age	1, 941	12.41	.00^**
	Dose	1, 941	14.61	.00^**
For money received from employment over the past 30 days, there was significant variability around the intercept due to person, σ²=476577.81 Z = 21.69, p < .001.
Income Illegal Activities
	Time	1, 942	.09	.77
	Condition	2, 942	1.37	.26
	Time × Condition	2, 942	2.21	.11
	Age	1, 942	3.05	.08
	Dose	1, 942	.72	.40
For illegal income earned during the last 30 days, there was significant variability around the intercept due to person, σ²=127724.56 Z = 21.70, p < .001.
ASI Legal Composite
	Time	1, 915	9.07	.00^**
	Condition	2, 915	.73	.48
	Time × Condition	2, 915	2.82	.06
	Age	1, 915	4.55	.03^*
	Dose	1, 915	.00	.96
For the ASI Legal composite score over the last 30 days, there was significant variability around the intercept due to person, σ²=.03 Z =21.39, p < .001.
Times Treated Psychiatric Problems Hospital
	Time	1, 945	13.78	.00^**
	Condition	2, 945	1.55	.21
	Time × Condition	2, 945	.75	.47
	Age	1, 945	.01	.91
	Dose	1, 945	.26	.61
For times treated in a psychiatric hospital over the past 6 months, there was significant variability around the intercept due to person, σ²=5.28 Z = 21.74, p < .001.
Detained/Incarcerated
	Time	1, 943	5.17	.02^*
	Condition	2, 943	2.86	.06
	Time × Condition	2, 943	.44	.64
	Age	1, 943	.23	.63
	Dose	1, 943	.35	.55
For days detained/incarcerated, there was significant variability around the intercept due to person, σ²=29.48 Z = 21.71, p < .001.

p ≤ .05

^**

p ≤ .01