Table 1

Principal Component Analysis Factor Loadings for Enumeration Area-Level Urbanization Variables

Variable
Factor I
Factor II
Factor III

Proportion of caregivers completing primary school
0.00098
-0.04665
0.89380
Proportion of households with access to electricity
-0.03707
0.39822
0.72166
Proportion of households that own their dwelling
0.67133
-0.16530
-0.22856
Proportion of households with piped water
0.11341
0.86257
0.21333
Population density
-0.71133
-0.17275
-0.19904
Distance from center of town
0.32208
-0.80290
0.00288
Mean NDVI*
0.82191
-0.18915
-0.01660

* NDVI = Normalized Difference Vegetation Index

Siri et al. Malaria Journal 2008 7:34   doi:10.1186/1475-2875-7-34