Skip to main content

Table 2 Multivariate and spatially correlated regression model estimates for CRC incidence, mortality, and MIR

From: Spatial analysis of colorectal cancer outcomes and socioeconomic factors in Virginia

  Linear Model with independent errors Spatially Correlated Model
Beta Std Err Std Beta p-value Beta Std Err Std Beta p-value
Incidence
 Intercept 35.87 8.24 39.3 <.000 28.90 10.32 35.38 0.008
 Rural-urban status 0.560 0.334 1.57 0.094 0.700 0.289 1.95 0.018
 CRC screening rate −0.046 0.109 −0.35 0.675 0.020 0.113 0.16 0.859
 AA population 0.206 0.049 3.45 <.001 0.230 0.073 3.86 0.002
 PCP density −0.008 0.013 −0.42 0.558 − 0.015 0.015 − 0.83 0.310
 SES index 0.008 0.031 0.24 0.790 −0.008 0.048 −0.23 0.869
Overall Test p-val < 0.001 < 0.001
Mortality
 Intercept 10.91 5.184 16.63 0.035 10.91 5.34 16.63 0.044
 Rural-urban status 0.398 0.168 1.12 0.018 0.398 0.173 1.12 0.024
 CRC screening rate −0.013 0.064 −0.10 0.834 −0.013 0.068 −0.10 0.842
 AA population 0.047 0.025 0.79 0.063 0.047 0.024 0.79 0.050
 PCP density −0.013 0.008 −0.71 0.089 −0.013 0.008 −0.71 0.119
 SES index 0.049 0.017 1.44 0.004 0.049 0.018 1.44 0.007
Overall Test p-val < 0.001 < 0.001
MIR
 Intercept 0.068 0.141 0.43 0.633 0.329 0.181 0.51 0.085
 Rural-urban status 0.006 0.007 0.02 0.360 0.008 0.004 0.02 0.085
 CRC screening rate 0.003 0.002 0.02 0.126 0.002 0.002 0.01 0.332
 AA population −0.001 0.001 −0.02 0.129 0.001 0.001 0.02 0.208
 PCP density −0.0002 0.0003 −0.01 0.357 −0.0001 0.0002 −0.01 0.566
 SES index 0.002 0.001 0.05 0.004 0.0003 0.001 0.01 0.085
Overall Test p-val < 0.001 0.142
  1. Std Err Standard error, Std Beta Standardized beta coefficient