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Puberty Onset and Positive Urgency Explain Diminished Returns of Family Income on Tobacco and Marijuana Use

Open Journal of Psychology | Vol 5, Issue 1

Table 1. Summary of Structuralequation modeling (SEM) on Minorities' Diminished Returns (MDRs) of familyincome on tobacco/marijuana use initiation via Minorities' Diminished Returns(MDRs) of family income on early puberty onset and positive urgency

		B	SE	95% CI	p

Age	→	Pubertal Onset by Age 9/10	0.113	0.011	0.092	0.134	< 0.001
Male	→	Pubertal Onset by Age 9/10	-0.082	0.011	-0.103	-0.061	< 0.001
Family Income	→	Pubertal Onset by Age 9/10	-0.049	0.018	-0.083	-0.014	0.005
Ethnicity (Latino)	→	Pubertal Onset by Age 9/10	0.024	0.011	0.001	0.046	0.039
Race (Black)	→	Pubertal Onset by Age 9/10	0.021	0.033	-0.043	0.085	0.518
Race (Black) x Family Income	→	Pubertal Onset by Age 9/10	0.062	0.029	0.005	0.118	0.032
Married Family	→	Pubertal Onset by Age 9/10	-0.020	0.013	-0.046	0.006	0.124

Pubertal Onset by Age 9/10	→	Positive Urgency	0.056	0.012	0.032	0.080	< 0.001
Age	→	Positive Urgency	0.134	0.003	0.127	0.141	< 0.001
Male	→	Positive Urgency	0.091	0.011	0.070	0.112	< 0.001
Family Income	→	Positive Urgency	-0.044	0.015	-0.074	-0.014	0.005
Ethnicity (Latino)	→	Positive Urgency	0.026	0.011	0.004	0.048	0.019
Race (Black)	→	Positive Urgency	0.158	0.031	0.098	0.219	< 0.001
Race (Black) x Family Income	→	Positive Urgency	-0.072	0.027	-0.126	-0.018	0.009

Pubertal Onset by Age 9/10	→	Tobacco/ Marijuana	0.039	0.013	0.013	0.064	0.003
Positive Urgency	→	Tobacco/ Marijuana	0.041	0.015	0.012	0.069	0.006
Age	→	Tobacco/ Marijuana	0.039	0.004	0.030	0.047	< 0.001
Male	→	Tobacco/ Marijuana	-0.020	0.012	-0.044	0.004	0.098
Family Income	→	Tobacco/ Marijuana	-0.162	0.018	-0.197	-0.128	0.000
Ethnicity (Latino)	→	Tobacco/ Marijuana	-0.018	0.013	-0.043	0.007	0.156
Race (Black)	→	Tobacco/ Marijuana	-0.231	0.036	-0.301	-0.160	< 0.001
Race (Black) x Family Income	→	Tobacco/ Marijuana	0.175	0.032	0.113	0.238	< 0.001