FIGURE B-8 Percentages of preterm and very preterm deliveries by race, 1995 to 2000: (a) preterm deliveries for whites; (b) preterm deliveries for African Americans; (c) very preterm deliveries for whites; (d) very preterm deliveries for African Americans. Values in parentheses are numbers of states. Source: 1995–2000 Birth Cohort Linked Birth/Infant death Data Set, CD-ROM Series 20, USDHHS, CDCP, NCHS; 1980–2000 Natality Data Set, CD-ROM Series 21, USDHHS, CDCP, NCHS.