Table 6

Association between 3-mile coverage and need, using multivariate linear regression

Access as coverage with 3-mile network buffer

Supercenter/Supermarket

Grocery Store

Convenience Store

Mass Merchandiser

Dollar Store

Pharmacy

Fast Food Restaurant

Need variable

b (SE)

b (SE)

b (SE)

b (SE)

b (SE)

b (SE)

b (SE)

Deprivation

-0.041 (0.033)

-0.105 (0.027)^‡

-0.078 (0.250)

-0.154 (0.022)^‡

-0.265 (0.061)^‡

-0.084 (0.018)^‡

-1.830 (0.361)^‡

No Vehicle

0.013 (0.010)

0.007 (0.008)

-0.089 (0.237)

0.003 (0.007)

-0.004 (0.018)

-0.0004 (0.005)

0.075 (0.109)

R²

0.041

0.167

0.038

0.318

0.200

0.229

0.241

P

0.046

<0.001

0.059

<0.001

<0.001

<0.001

<0.001

NOTE: In this model, the seven equations were simultaneously estimated, controlling for population density. All variable entered as continuous. Results are reported as multivariate-adjusted b (SE). Statistically significant variables are indicated as: *<0.05 ^†<0.01 ^‡<0.001

Sharkey et al. International Journal of Health Geographics 2009 8:9   doi:10.1186/1476-072X-8-9