Table 2.

Results of Hierarchical Linear Modeling Analyses

	Substance Use (Adol-Reported)			Externalizing Symptoms (Mother-Reported)			Externalizing Symptom (Adol-Reported)			Internalizing Symptoms (Mother-Reported)			Internalizing Sx (Adol-Reported)
Fixed Effects	Coef.	df	t	Coef.	df	t	Coef.	df	t	Coef.	df	t	Coef.	df	t
For Intercept:
Intercept	1.46	92	11.64***	−0.37	92	−0.09	−0.43	92	−2.19*	−0.65	92	−2.88**	−0.72	92	−2.50*
Adolescent Age	0.25	92	4.28***	0.06	92	0.44	0.13	92	1.37	0.42	92	5.16***	0.38	92	4.22***
Therapy Status	0.01	92	0.07	1.08	92	2.24*	0.73	92	2.49*	1.44	92	5.07***	1.22	92	3.79***
Intervention Grp	−0.01	92	−0.08	−0.48	92	−0.48	0.10	92	0.34	−0.14	92	−0.50	0.22	92	0.68
For Slope:
Intercept	0.02	92	3.51***	0.05	92	3.26**	0.03	92	1.84	0.02	92	1.60	0.03	92	1.84
Adolescent Age	<0.01	92	1.07	<0.01	92	0.41	<0.01	92	0.76	−0.01	92	−2.39*	−0.01	92	−1.30
Therapy Status	−0.01	92	−1.38	−0.04	92	−2.43*	−0.05	92	−2.55*	−0.02	92	−1.34	−0.04	92	−2.14*
Intervention Grp	−0.02	92	−2.27*	−0.05	92	−2.73**	0.01	92	0.34	−0.01	92	−0.71	−0.02	92	−1.07
Random Effects	Var	df	χ2	Var	df	χ2	Var	df	χ2	Var	df	χ2	Var	df	χ2
Intercept	0.57	84	1384.71***	5.50	86	982.41***	1.89	84	429.70***	1.62	86	424.64***	2.21	84	657.90***
Slope	<0.01	84	243.06***	<0.01	86	105.79	<0.01	84	139.96***	<0.01	86	122.95**	<0.01	84	180.54***
Level-1 Error	0.06			0.86			0.66			0.71			0.59

Note. Adol = Adolescent; Grp = Group; Coef. = regression coefficient from HLM model, Var = Variance component. Therapy Status at pre-intervention was coded as 1 = adolescent in therapy, 0 = adolescent not in therapy. Intervention group was coded as 1 = PM, 0 = PE.

^*p< .05

^**p< .01

^***p< .001