A systematic review and meta-analysis from the Regenstrief Institute and Indiana University School of Medicine has found that, in spite of the higher incidence and death rate of colorectal cancer in blacks, no difference exists in the overall prevalence of advanced, precancerous polyps between average-risk blacks and whites who underwent a screening colonoscopy.
An analysis by researchers from the International Agency for Research on Cancer casts doubt on validity of an endpoint used in key studies of multi-cancer detection tests.
