Figure 2From: Variations in societal characteristics of spatial disease clusters: examples of colon, lung and breast cancer in JapanSMR and mortality clusters for colon cancer. Municipal standardized mortality ratio (SMR) (a) and mapping of mortality clusters (MC) (b) with higher mortality rates from male colon cancer. The clusters were identified by the spatial scan statistic. N = number of municipalities belonging to each cluster. RR = relative risk.Back to article page