Table 2.

DTSA models examining the relationship between parental history of marijuana use and child age of onset of marijuana use

	OR	95% CI
Parental Trajectory Group
Early-onset Desistor	1.22	(0.83–1.79)
Early-onset Persistor	0.80	(0.45–1.42)
Late-onset Persistor	1.68	(1.19–2.37)
Increasing Chronic	1.98	(1.28–3.04)
Male Parent	1.09	(0.80–1.47)
Male Child	1.36	(1.04–1.77)
Black	1.15	(0.69–1.92)
Hispanic	1.52	(0.82–2.80)
Mixed/Other Race	1.39	(0.78–2.50)
Supervisory Contact	0.79	(0.46–1.37)
Parent Age at Child’s Birth	0.97	(0.92–1.02)
Community Arrest Rate	0.96	(0.90–1.03)

Note. The parent trajectory group “Abstainer” serves as the reference group. Parent age at birth and community arrest rate were centered at 0 prior to inclusion in the analysis.

Abbreviations: OR = Odds ratio; CI = Confidence interval.