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Table 1 Variables included in the initial general linear models of the age-adjusted annual incidence rates of ER+ and ER- breast cancers.

From: Estrogen receptor positive breast cancers and their association with environmental factors

  ER+ ER-
Predictor Coefficients T p -Value Coefficients T p -Value
Constant 336.9 2.4 0.017 23.24 0.32 0.748
Wind speed -0.537 -0.2 0.845 0.166 0.12 0.906
Population density -0.0068 -0.05 0.961 0.01324 0.18 0.854
Crop density 196 0.8 0.424 230.5 1.82 0.069
Vapor pressure (VP) -0.03189 -1.61 0.109 -0.00305 -0.3 0.766
Precipitation (Precip) -0.0442 -0.34 0.731 -0.0851 -1.29 0.199
Radiation -9.06 -0.57 0.568 7.177 0.88 0.381
HDD -0.02147 -2.02 0.044 -0.00245 -0.45 0.656
Mortality heart disease -0.23591 -3.54 <0.001 0.05616 1.64 0.103
Unemployment rate -2.3355 -3.48 0.001 -0.8864 -2.56 0.011
EPA Cancer risk -3943008 -0.95 0.345 -2668265 -1.24 0.215
HDD^2 1.96E-06 1.9 0.058 1.10E-07 0.2 0.838
RAD^2 -0.1149 -0.22 0.827 -0.3962 -1.46 0.145
Wind*EPA risk 22153 0.17 0.864 -1009 -0.02 0.988
Wind* pop density 0.002863 0.68 0.496 -0.00018 -0.08 0.935
Wind *crop density -7.648 -1.5 0.135 -0.992 -0.38 0.707
Radiation* crop density -6.4 -0.5 0.614 -10.008 -1.53 0.127
Radiation * pop density -0.00114 -0.17 0.865 -0.00103 -0.3 0.765
Radiation * EPA risk 249064 1.27 0.206 155004 1.53 0.127
HDD*EPA risk 95.8 0.36 0.72 63.4 0.46 0.645
HDD* pop density -2.60E-06 -0.36 0.716 2.00E-07 0.05 0.957
HDD* crop density -0.00078 -0.05 0.958 -0.01216 -1.6 0.11
VP *crop density 0.00161 0.03 0.976 -0.04228 -1.56 0.12
VP * pop density 1.85E-05 0.86 0.39 7.59E-06 0.68 0.494
VP * EPA risk -742.1 -0.98 0.326 -183.6 -0.47 0.637
Precip * EPA risk 7804 1.26 0.21 3958 1.24 0.217
Precip * crop density -0.409 -1.17 0.243 0.0442 0.25 0.807
Precip * pop density -6.10E-05 -0.42 0.674 -5.50E-05 -0.74 0.46