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Table 2 Mean distance to TRI facilities by quartiles for various sociodemographic measures in Maryland (2010 census)

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

Sociodemographic measures Q1 (km) Q2 (km) Q3 (km) Q4 (km) Q4/Q1
% Hispanic 2.1 1.9 1.6 1.6 0.8
% Non-white 2.5 1.7 1.4 1.5 0.6
% Poverty 2.3 1.9 1.8 1.1 0.5
% Unemployment 2.2 1.9 1.8 1.3 0.6
% < HS education 2.3 2.2 1.7 1 0.4
% Homeownership 1.2 1.3 2 2.7 2.3
% Homes built pre-1950 2 2.2 1.8 1.1 0.6
Diversity index 2.2 2 1.4 1.4 0.6
Median HH income 1.1 1.5 1.9 2.6 2.4