Table 1.
Selected background characteristics of the sample (N=4364).
| Age | Range, 11–17; mean, 13.0; SD, 0.8 | |||
| Gender | Male, 48%; female, 52% | |||
| Ethnicity | Mexican only | 55% | ||
| Mexican multiethnic | 12% | |||
| Other Latino | 03% | |||
| White | 15% | |||
| African American | 06% | |||
| American Indian | 03% | |||
| Other multiethnic | 06% | |||
| Socioeconomic status |
Free school lunch | 74% | ||
| Reduced-price school lunch | 08% | |||
| Full-price lunch | 18% | |||
| Usual grades | Mostly As | 10% | ||
| A and B | 32% | |||
| Mostly Bs | 09% | |||
| B and C | 27% | |||
| Mostly Cs | 06% | |||
| C and D | 11% | |||
| Mostly D and lower | 05% | |||
| Language use | ||||
| Mostly English | Bilingual | Mostly Spanish | ||
| Language use with Friends | 61% | 29% | 10% | |
| Language use with Family | 46% | 31% | 23% | |