Smoking prevalence among subgroups of multi-ethnic adolescents
| Ethnic combination | n | 30 day smoking prevalence (%) | 95% CI |
| Hispanic and white | 141 | 22 | (16 to 29) |
| Asian and white | 80 | 17 | (8 to 26) |
| African American and white | 42 | 17 | (5 to 29) |
| Asian and Hispanic | 38 | 33 | (20 to 45) |
| African American and Hispanic | 28 | 15 | (0 to 29) |
No between group differences were significant at p < 0.05.