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Sample demographics.
| Sample Description | N | Self-Reported Race/Ethnicity | N (%) |
|---|---|---|---|
| Cohort 1 | 2714 | American Indian/Alaska Native | 35 (0.5%) |
| Cohort 2 | 2486 | Asian | 1223 (16.1%) |
| Cohort 3 | 2403 | African American/Black | 1464 (19.3%) |
| Total | 7603 | Hispanic/Latino | 450 (5.9%) |
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| More than one race | 467 (6.1%) | ||
| % Female | 61.1 | Native Hawaiian/Other Pacific Islander | 50 (0.7%) |
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| Mean (SD) age at first wave of data collection | 18.5 (0.64) | White | 3763 (49.5%) |
| Unknown/Chose not to answer | 151 (2%) | ||
