Table 1.

Descriptive Statistics for All Study Variables for G2 and G3

	G2a analyses					G3b analyses
	n	Mean	SD	Range	α	n	Mean	SD	Range	α
Outcome variable
Self-reported drug use	914	0.23	0.42	0–1	na	311	0.17	0.38	0–1	na
Predictor variables
Social control theory
Parent report
Attachment to child	856	3.47	0.43	1.6–4	0.81	299	3.79	0.29	2.5–4	0.85
Child report
Commitment to school	885	3.07	0.35	1.6–4	0.81	310	3.23	0.43	1.7–4	0.79
Conventional activities	885	2.37	1.21	0–4	na	309	2.54	1.26	0–4	na
Social learning theory
Parent report
Parent marijuana use	850	0.05	0.22	0–1	na	298	0.13	0.34	0–1	na
Child report
Peer drug use	866	1.30	0.46	1–4	na	309	1.15	0.36	1–3.5	na
Risky time with friends	885	1.99	0.62	1–4.2	0.77	309	1.54	0.55	1–4.2	0.62
Delinquent beliefs	891	1.25	0.34	1–3.8	0.84	309	1.29	0.40	1–3.7	0.87
Control Variables
G2 male	914	0.73	0.45	0–1	na	311	0.56	0.50	0–1	na
Resident arrest rate	914	4.20	2.07	0.12–7.87	na	311	4.59	1.98	0.12–7.87	na
G3 male						311	0.50	0.50	0–1	na
G2 age at first birth						311	18.94	2.20	13.2–23.6	na

^aParent of G3 during adolescence.

^bFirst born adolescent child of G2.