Table 3.

Ordered logistic regression analyses predicting the frequency of past-year drinking, heavy drinking, and getting drunk, and negative binomial regression analysis predicting the past-year typical quantity of alcohol consumed from demographic and neighborhood contextual factors in a nationally-representative sample of United States young adults.

	Frequency drinkingc			Frequency heavyc			Frequency drunkc			Quantity
Predictor	OR	95% CI	p	OR	95% CI	p	OR	95% CI	p	IRR	95% CI	p
Intercept	---	---	---	---	---	---	---	---	---	6.58	5.82,7.45	<.001
Age group (ref = 24–26 years)
18–20 years	0.92	0.78, 1.08	0.312	1.46	1.25, 1.71	<.001	1.79	1.51, 2.13	<.001	1.27	1.20,1.35	<.001
21–23 years	1.18	1.04, 1.35	0.011	1.34	1.18, 1.51	<.001	1.46	1.30, 1.65	<.001	1.09	1.03,1.15	0.003
Sex (ref = male)	0.40	0.35, 0.46	<.001	0.34	0.31, 0.38	<.001	0.45	0.40, 0.50	<.001	0.74	0.71,0.78	<.001
Race = (ref = White)
Hispanic/Latino/a	0.60	0.50, 0.72	<.001	0.69	0.56, 0.84	<.001	0.55	0.45, 0.67	<.001	1.04	0.97,1.11	0.27
Black	0.55	0.45, 0.66	<.001	0.31	0.24, 0.39	<.001	0.44	0.36, 0.55	<.001	0.78	0.71,0.86	<.001
Asian	0.49	0.38, 0.65	<.001	0.43	0.32, 0.58	<.001	0.57	0.42, 0.77	<.001	0.76	0.68,0.86	<.001
Native American	0.92	0.68, 1.24	0.579	0.91	0.72, 1.15	0.414	0.79	0.63, 0.99	0.047	1.06	0.92,1.22	0.41
Household incomea	0.97	0.96, 0.99	0.005	0.98	0.97, 0.99	0.021	0.97	0.96, 0.99	0.01	1.00	1.00,1.01	0.54
Density on-premise outletsb	1.04	0.97, 1.11	0.312	1.03	0.95, 1.11	0.455	1.05	0.98, 1.14	0.186	0.98	0.96,1.01	0.19
Density off-premise outletsb	0.98	0.91, 1.06	0.589	0.97	0.91, 1.04	0.440	0.95	0.89, 1.02	0.151	0.99	0.96,1.02	0.36
Neighborhood disadvantagea	0.97	0.94, 0.99	0.019	0.98	0.96, 1.01	0.200	0.97	0.95, 0.99	0.028	1.01	1.01,1.02	0.001
Urbanicity (ref = Metropolitan)
Micropolitan	0.84	0.68, 1.03	0.093	0.90	0.71, 1.13	0.354	0.91	0.73, 1.14	0.428	1.01	0.90,1.12	0.92
Small town	0.64	0.48, 0.86	0.003	0.85	0.66, 1.10	0.216	0.69	0.48, 0.98	0.039	1.05	0.93, 1.19	0.39
Rural	0.77	0.57, 1.05	0.097	1.16	0.88, 1.53	0.304	0.77	0.56, 1.05	0.101	1.18	1.03, 1.34	0.02

Note: N = 8,534–8,611, analyses restricted to the subpopulation of past-year drinkers; the effects of state of residence have been removed.

^avariable converted to 10-level decile,

^bvariable converted to 4-level quartile,

^c7-level ordinal variable corresponding to none, 1 or 2 days in the past 12 months, 3 to 12 times in the past 12 months, 2 or 3 days a month, 1 or 2 days a week, 3 to 5 days a week, and every day or almost every day.

OR = odds ratio, IRR = incidence rate ratio, CI = confidence interval