1. Racial Disparity in Gastrointestinal Cancer Risk
Hassan Ashktorab, Sonia S. Kupfer, Hassan Brim, John M. Carethers 
Gastroenterology 
Volume 153, Issue 4, Pages (October 2017)
DOI: /j.gastro
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2. Figure 1
Black to NHW ratios for 7 GI tract cancers, both sexes, for Data are derived from National Cancer Institute.12 Note the higher incidence and mortality ratio for NHWs for esophageal cancer, and same incidence and mortality ratio for both blacks and NHWs for anal cancer. All other cancers show higher incidence and mortality ratios for blacks compared with NHWs. In some cases, the mortality ratio is more excessive than the incidence ratio for blacks, including that for stomach, colorectal, and small intestinal cancer.
Gastroenterology  , DOI: ( /j.gastro )
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