Do neighborhood demographics, crime rates, and alcohol outlet density predict incidence, severity, and outcome of hospitalization for traumatic injury? A cross-sectional study of Dallas County, Texas, 2010

Table 4 Hierarchical OLS regression model of individual- and neighborhood-level predictors of injury severity

	b	95% CI	p value
Contextual measures
Crime rate/100,000 population	2.6 × 10⁻⁶	−3.9 × 10⁻⁶ to 9.0 × 10⁻⁶	0.44
Alcohol outlet density	7.6 × 10⁻⁵	−0.0009 to 0.001	0.88
Traumas/100,000 population	0.0008	0.0003 to 0.0012	0.002
Patient-level measures
Elixhauser Comorbidity Score	0.08	0.04 to 0.11	<0.001
Alcohol intoxication at hospital	0.42	0.21 to 0.63	<0.001
Penetrating mechanism of injury	0.38	0.09 to 0.67	0.01
Sex (male)	0.37	0.23 to 0.49	<0.001
White race	−0.28	^-0.56 to 0.004	0.05
Black race	−0.37	−0.68 to −0.07	0.02
Hispanic/Latino ethnicity	−0.23	−0.52 to 0.06	0.12
Constant	−4.69	−4.87 to −4.51	<0.001

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