Table 4.

Association between Trajectory Class Membership and Treatment Conditions and Baseline Covariates

Variable	B	SE	t
high-stable SU +low-stable SS vs. low-stable SU +low-increasing SS
MET vs. CM	1.49	.56	2.66**
CRA vs. CM	.32	.55	.59
Sexual orientation	1.07	.62	1.71
White versus African American	−1.18	.56	−2.11*
Othera versus African American	−1.29	.66	−1.97*
Sex	.64	.45	1.43
Age	−.09	.19	−.48
Task-oriented coping	−.02	.02	−1.04
Delinquent behaviors	.14	.05	2.88**
high-declining SU +low-increasing SS vs. low-stable SU +low-increasing SS
MET vs. CM	.38	.47	.82
CRA vs. CM	−.25	.44	−.56
Sexual orientation	.60	.58	1.04
White versus African American	−.58	.49	−1.19
Othera versus African American	−0.10	.50	−.21
Sex	.20	.41	.50
Age	−.06	.18	−.32
Task-oriented coping	−.03	.01	−1.81
Delinquent behaviors	.03	.04	.78
low-increasing SU +high-stable SS vs. low-stable SU +low-increasing SS
MET vs. CM	−.41	.62	−.67
CRA vs. CM	−1.75	.84	−2.07*
Sexual orientation	1.33	.86	1.55
White versus African American	−1.37	.68	−2.02*
Othera versus African American	−.99	1.03	−.96
Sex	.82	.57	1.42
Age	−.71	.29	−2.46*
Task-oriented coping	−.05	.02	−2.01*
Delinquent behaviors	.05	.06	.84

Note. CRA= Community Reinforcement Approach; MET= Motivational Enhancement Therapy; CM = case management.

^aOther represents non-White or African American.

^*p < .05.

^**p < .01.