Figure 9From: Geographic boundaries in breast, lung and colorectal cancers in relation to exposure to air toxics in Long Island, New YorkMap of overall predicted risk (OPR) and boundaries for breast cancer. The fill in the census tracts represent OPR, overlaid with boundaries in OPR for breast cancer (dark green), and boundaries in breast cancer incidence (yellow). The gray outlines are the census tract edges. Boundaries in OPR and breast cancer repel to a significant extent.Back to article page