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Participant demographic characteristics
| Demographic Characteristics (N = 1,854) | Mean (SD) or n (%) |
|---|---|
| Age at Year 4 | 21.8 (0.4) |
| Female | 1,152 (62.1%) |
| Caucasian | 986 (53.2%) |
| Asian | 360 (19.4%) |
| Black | 75 (4.0%) |
| Hispanic | 277 (14.9%) |
| Other ethnicities | 156 (8.4%) |
Notes: Demographic characteristics are consistent with the overall sample from which these data are drawn.
