Sample characteristics and relation to current smoking status
| Variable | Current smoker | |||||
|---|---|---|---|---|---|---|
| Total (n = 5399) | Yes (n = 527) | No (n = 4872) | ||||
| n* | %† | n | %‡ | n | %‡ | |
| *Totals for each variable may not add to the total sample size due to missing data. | ||||||
| †The percentages for the Total column are calculated across the levels of each variable (that is, within the column). | ||||||
| ‡The percentages for current smoking status are calculated across the three stages at each level of the predictor variable (that is, within the row). | ||||||
| Grade | ||||||
| 6 | 1377 | 25.5 | 44 | 3.2 | 1333 | 96.8 |
| 7 | 1991 | 36.9 | 201 | 10.1 | 1790 | 89.9 |
| 8 | 2026 | 37.6 | 281 | 13.9 | 1745 | 86.1 |
| Age (years) | ||||||
| 10, 11 | 590 | 10.9 | 15 | 2.5 | 575 | 97.5 |
| 12 | 1519 | 28.1 | 82 | 5.4 | 1437 | 94.6 |
| 13 | 2018 | 37.4 | 221 | 11.0 | 1797 | 89.0 |
| 14 | 1191 | 22.1 | 189 | 15.9 | 1002 | 84.1 |
| 15, 16 | 81 | 1.5 | 20 | 24.7 | 61 | 75.3 |
| Race | ||||||
| White | 4108 | 76.1 | 387 | 9.4 | 3721 | 90.6 |
| African American | 316 | 5.9 | 42 | 13.3 | 274 | 86.7 |
| Latino | 420 | 7.8 | 63 | 15.0 | 357 | 85.0 |
| Other | 555 | 10.3 | 35 | 6.3 | 520 | 93.7 |
| Sex | ||||||
| Female | 2706 | 50.1 | 265 | 9.8 | 2441 | 90.2 |
| Male | 2693 | 49.9 | 262 | 9.7 | 2431 | 90.3 |
| One or both parents attended college | ||||||
| No | 2444 | 45.3 | 341 | 14.0 | 2103 | 86.0 |
| Yes | 2955 | 54.7 | 186 | 6.3 | 2769 | 93.7 |
| Support tobacco possession laws | ||||||
| Strongly disagree | 541 | 10.0 | 229 | 42.3 | 312 | 57.7 |
| Disagree | 601 | 11.1 | 141 | 23.5 | 460 | 76.5 |
| Neutral | 985 | 18.2 | 87 | 8.8 | 898 | 91.2 |
| Agree | 1425 | 26.4 | 43 | 3.0 | 1382 | 97.0 |
| Strongly agree | 1847 | 34.2 | 27 | 1.5 | 1820 | 98.5 |
| Adult users | ||||||
| No | 3270 | 60.6 | 181 | 5.5 | 3089 | 94.5 |
| Yes | 2129 | 39.4 | 346 | 16.3 | 1783 | 83.7 |
| Peer users | ||||||
| None | 2076 | 38.5 | 8 | .4 | 2068 | 99.6 |
| A few | 1557 | 28.8 | 64 | 4.1 | 1493 | 95.9 |
| Some | 1439 | 26.7 | 288 | 20.0 | 1151 | 80.0 |
| Most | 282 | 5.2 | 143 | 50.7 | 139 | 49.3 |
| All | 45 | .8 | 24 | 53.3 | 21 | 46.7 |