Characteristics of student participants
| Characteristics | Total n=4251 |
| Sex | |
| Male | 49% |
| Female | 51% |
| Number of five best friends who smoke | |
| None | 48% |
| 1 | 19% |
| 2 | 13% |
| 3+ | 20% |
| Family member smokes | |
| No | 37% |
| Yes | 63% |
| Smoking status | |
| Never smoker, non-susceptible | 62% |
| Never smoker, susceptible | 13% |
| Tried smoking, not current | 19% |
| Current smoker | 7% |