Figure 5From: Spatio-temporal cluster analysis of county-based human West Nile virus incidence in the continental United StatesSaTScan and Local Moran's I Analyses for 2004 and 2005. Results of the SaTScan analyses at 1%, 2%, and 5% population thresholds overlain on the Local Moran's I analyses using 100 km, 300 km, 600 km, and 1000 km distance thresholds for 2004 and 2005. See Figure 4 for an explanation of symbology.Back to article page