Enhancing insights in sexually transmitted infection mapping: Syphilis in Forsyth County, North Carolina, a case study

Fig 2

Geopolitical Census Block group aggregation vs standard grid with a moving window aggregation for incidence areas in Forsyth County, NC.

The CBG boundaries show the non-uniform distribution of geographical centroids whereas the uniform grid/moving window show an even distribution of centroids and incidence areas size to reducing the edge effect and MAUP. Census Block Group Boundaries are publically available by the US Census at: census.gov/geographies/mapping-files/time-seriesgeo/carto-boundaryfile.2000.html#list-tab-U2GTBOCTYRAP13D9AH.