This map layer contains mortality information for United States Health Service Areas (805 groups of counties). Included are mortality rates by sex and race (white and black) for the 11 leading causes of death, 8 subset causes, and all causes combined, for 1988-1992. Age-adjusted rates are presented along with indicators of whether each rate is considered reliable and whether it is significantly different from the corresponding U.S. rate. This is a revised version of the 1998 data set. This data se was also distributed with the name U.S. Mortality Database.