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Table 1 Principal Component Analysis Factor Loadings for Enumeration Area-Level Urbanization Variables

From: Quantitative urban classification for malaria epidemiology in sub-Saharan Africa

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
  1. * NDVI = Normalized Difference Vegetation Index