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Table 1 Mean distribution of sociodemographic measures by TRI facility buffer zones in Maryland (2010 census)

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

Sociodemographic measure State Host (a census tract that hosts at least one TRI facility) 0-0.5 km 0.5-1.0 km 1-5.0 km
% Hispanic 7.8 6.9 8.5 7.8 8.6
% Non-white 46.1 38.4** 49.2 54.8** 49.1
% Poverty 9.6 11* 10.8 12.7** 8.3*
% Unemployment 7.1 7.2 8** 8.3** 6.6*
% < HS education 13.2 15.3** 14.6 16** 11.7**
% Homeownership 67.1 65.3 63.3* 59.3** 68.9
% Homes built pre-1950 20.8 25.4** 24.6* 28.7** 16.9**
a Diversity index 0.43 0.43 0.46* 0.43 0.44
Median HH income 74810 65239** 69399* 64362** 81190**
MD census tracts (N) 1390 259 218 192 613
  1. *p-value <0.05 **p-value <0.01.
  2. aThe Diversity index was 0.428 for state and 0.433 for 0.5 to 1.0 km group.