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. 2012 Aug 24;9(9):3069–3084. doi: 10.3390/ijerph9093069

Table 3.

Pearson’s correlation coefficients between indicators (n = 30). Absolute values ≥0.6 are highlighted in bold.

Exposure Public Health Effects Environmental Health Effects Sensitive Populations Socioeconomic Factors
PM2.5 Ozone TRI Traffic Pesti-Cides LBW Heart Cancer Asthma Hazard-Ous Sites Leaks and spills Under 5 Over 65 Education Median Income Poverty
PM2.5 1.00
Ozone 0.58 1.00
TRI 0.10 −0.11 1.00
Traffic 0.12 −0.21 −0.02 1.00
Pesticides 0.09 0.23 0.20 −0.63 1.00
LBW −0.13 0.06 −0.09 0.23 −0.24 1.00
Heart −0.04 0.01 −0.24 −0.07 −0.34 0.02 1.00
Cancer −0.33 −0.37 −0.15 −0.04 −0.44 −0.08 0.72 1.00
Asthma 0.43 0.28 0.53 0.21 0.07 0.05 −0.17 −0.40 1.00
Hazardous sites −0.24 −0.09 0.42 0.15 0.05 0.18 −0.09 −0.08 0.34 1.00
Leaks and spills −0.12 −0.06 0.32 0.32 −0.12 0.35 −0.08 −0.17 0.39 0.77 1.00
Under 5 0.31 0.26 0.44 −0.19 0.46 −0.10 −0.51 −0.68 0.35 0.27 0.19 1.00
Over 65 −0.33 −0.31 −0.45 0.13 −0.50 0.17 0.73 0.77 −0.33 −0.11 −0.05 −0.80 1.00
Education 0.22 0.14 0.38 −0.21 0.45 −0.16 −0.38 −0.45 0.31 0.29 0.19 0.81 −0.65 1.00
Median income −0.25 −0.14 −0.40 0.06 −0.22 0.07 0.25 0.31 −0.48 −0.48 −0.39 −0.60 0.50 −0.72 1.00
Poverty 0.30 0.16 0.39 −0.13 0.36 −0.15 −0.35 −0.42 0.41 0.35 0.28 0.73 −0.63 0.89 −0.94 1.00