Being overburdened and medically underserved: assessment of this double disparity for populations in the state of Maryland

Table 3 Linear regression of decay in distance to TRI facilities by exposure factors in Maryland (2010)

	Univariate linear regression		Multivariate linear regression
Sociodemographic measures	Beta coefficient	p-value	Beta coefficient	p-value
% Hispanic	-0.014	0.01	0.028	<0.001
% Non-white	-0.011	<0.001	-	-
% Poverty	-0.043	<0.001	-	-
% Unemployment	-0.071	<0.001	-	-
% < HS education	-0.044	<0.001	-	-
% Homeownership	0.022	<0.001	0.006	<0.046
% Homes built pre-1950	-0.019	<0.001	-0.017	<0.001
Diversity index	-1.409	<0.001	-2.523	<0.001
Median HH income	1.15 × 10^-5	<0.001	0.85 × 10^-5	<0.001
HPSA	-0.717	<0.001	-	-

-: variables in the initial multivariate model before stepwise model selection (both direction) based on BIC and confounder selection.

ISSN: 1476-069X