Fig. 4
From: Spatial-temporal distribution of genotyped tuberculosis cases in a county with active transmission
Map of TB Cases with GENType: G00010 in Harris County, TX 2009–2015. a. Point Density Analysis. The number of TB cases with GENType G00010 in each zip code was divided by the area in square miles of each zip code. b. Hot spot Analysis Map shows the distribution of hot and cold spots of TB cases with the GENType G00010. In Hot spot Analysis z-scores and p-values are used to identify features with either significantly high amount of clustering (hot spot) or low amount of clustering (cold spots) spatially