TABLE 2.
Child race in each cohort for all participants with available race data. Questionnaire items assessing child race differed somewhat across cohorts. While US federal government agencies define Hispanic origin as an ethnicity (US Census Bureau, 2020), not a race, Hispanic was one of the racial categories for which parents could indicate their children belonged in each cohort
| Cohort | Race | N | Pct |
|---|---|---|---|
| HBN | White | 863 | 50.03 |
| Two or more races | 284 | 16.46 | |
| Black | 276 | 16.00 | |
| Hispanic | 190 | 11.01 | |
| Asian | 51 | 2.96 | |
| Other | 31 | 1.80 | |
| Unknown | 14 | 0.81 | |
| Indian | 11 | 0.64 | |
| Native American | 3 | 0.17 | |
| Alaskan Native | 1 | 0.06 | |
| Native Hawaiian | 1 | 0.06 | |
| LA | White | 125 | 43.10 |
| Asian | 82 | 28.28 | |
| Two or more races | 40 | 13.79 | |
| Black | 26 | 8.97 | |
| Hispanic | 15 | 5.17 | |
| Native American | 2 | 0.69 | |
| NYC | White | 24 | 26.67 |
| Asian | 22 | 24.44 | |
| Black | 17 | 18.89 | |
| Two or more races | 12 | 13.33 | |
| Hispanic | 11 | 12.22 | |
| Other | 4 | 4.44 |
Abbreviations: HBN, Healthy Brain Network; LA, Los Angeles; NYC, New York City.