Prostate cancer rates vary substantially by race, ethnicity, and geography. These disparities
can be explained by variation in access to screening and treatment, variation in exposure to
prostate cancer risk factors, and variation in the underlying biology of prostate
carcinogenesis (including genomic propensity of some groups to develop biologically
aggressive disease). It is clear that access to screening and access to treatment are critical
influencing factors of prostate cancer rates; yet, even among geographically diverse …