Figure 1From: Geographical variation of cerebrovascular disease in New York State: the correlation with incomeClustering of cerebrovascular disease in New York State. Shown are map of New York State by zip code boundaries; areas of high prevalence of cerebrovascular disease are presented in red (local statistics over 3.85 and between 2.5 and 3.85), while areas of low prevalence are in blue (under -3.85 and between -2.5 and -3.85).Back to article page