. Author manuscript; available in PMC: 2015 Jun 1.

Published in final edited form as: Addiction. 2013 Dec 10;109(6):977–985. doi: 10.1111/add.12399

Table 3.

Distribution of covariates across classes (N=514)

	Overall %	Stable %	Declining %	p
Female	47.1	48.5	38.8	.20
African American	87.2	87.6	85.1	.70
Subsidized Lunch	70.3	69.1	76.6	.02
Single-Caregiver Household	56.0	55.3	60.9	.48
Intervention	67.1	65.5	65.7	.54
Age 6 Parental Monitor	1.15⁺	1.15⁺	1.14⁺	.82
Age 6 Impulsivity	2.28⁺	1.99⁺	2.55⁺	.08
Age 6 Aggression	1.63⁺	1.60⁺	1.73⁺	.15
Age 16 Deviant Peer Affiliation	1.49⁺	1.48⁺	1.80⁺	.04

⁺

Mean