ion. The HFHS employs an electronic medical record, allowing us to obtain detailed information on the cases; paper records were requested on an as-needed basis to supplement electronically available data (only 22 (1.1%) charts were requested for this study). All tumor registry prostate diagnosis between 1/1/1998 and 12/31/2006 n = 6135 Only African American or Caucasian where class equals ‘1’ (...