Table 2. Model results for zero-inflated Poisson regression (NESARC-III, 2012–2013).

	Black n = 7,445			Latino/Latina n = 6,804			American Indian/ Alaska Native n = 479			Total n = 14,728
Zero Model	β	SE	p	β	SE	p	β	SE	p	β	SE	p
Identity
Tertiles 1–3	0.086	0.001	<0.0001	0.183	0.002	<0.0001	0.305	0.004	<0.0001	0.132	0.001	<0.0001
Discrimination
Tertiles 1–3	-0.202	0.001	<0.0001	-0.262	0.001	<0.0001	-0.213	0.003	<0.0001	-0.199	0.001	<0.0001
Linear model
Identity
Tertiles 1–3	-0.147	0.000	<0.0001	0.001	0.000	<0.0001	0.093	0.000	<0.0001	-0.110	0.000	<0.0001
Discrimination
Tertiles 1–3	0.070	0.000	<0.0001	-0.031	0.000	<0.0001	0.174	0.000	<0.0001	0.063	0.000	<0.0001