Table 1

Study population by race, sex, and site

RaceMalesFemalesMixedNumber of groupsSites
* Because of the small number of Asian American Islander participants (n = 40), they were not stratified by individual ethnic group, which included Samoans, Vietnamese, and Mien.
African American1914336Alabama, Maryland, Missouri, New York, North Carolina, South Carolina
American Indian4610New Mexico, Oklahoma
Asian American/ Pacific Islander*5510Washington
Hispanic325New Mexico
White343468Alabama, Illinois, Maryland, Minnesota, Missouri, North Carolina, South Carolina, Texas, West Virginia
Total65613129Total number of sites = 13