| Variable* | Category | No | % Ever tried smoking (%) | Adjusted relative risk (95% CI) | |
| Receptivity to tobacco marketing | No receptivity | 3306 | (9.4) | Reference | |
| Moderate receptivity | 144 | (63.2) | 2.21 (1.80 to 2.72) | ||
| High receptivity | 1074 | (35.5) | 1.34 (1.16 to 1.54) | ||
| Movie smoking exposure | First quartile | 1156 | (4.2) | Reference | |
| Second quartile | 1114 | (13.1) | 1.64 (1.25 to 2.17) | ||
| Third quartile | 1129 | (20.7) | 1.93 (1.48 to 2.52) | ||
| Fourth quartile | 1125 | (31.6) | 2.00 (1.54 to 2.61) | ||
| Child gender | Male | 2230 | (18.7) | Reference | |
| Female | 2294 | (16.0) | 1.08 (0.94 to 1.22) | ||
| Child age | 10–11 years | 1276 | (7.1) | Reference | |
| 12 years | 1350 | (14.4) | 1.45 (1.17 to 1.80) | ||
| 13–14 years | 1898 | (26.3) | 1.67 (1.37 to 2.04) | ||
| Parent education | Both completed high school | 3564 | (14.0) | Reference | |
| Neither/one completed high school | 960 | (29.8) | 1.22 (1.06 to 1.39) | ||
| Parent or sibling smokes | No | 2536 | (9.1) | Reference | |
| Yes | 1988 | (27.8) | 1.39 (1.21 to 1.60) | ||
| Any friends smoke | No | 2842 | (4.4) | Reference | |
| Yes | 1682 | (39.2) | 3.49 (2.91 to 4.19) | ||
| School performance | Excellent | 1649 | (7.8) | Reference | |
| Good | 1700 | (14.8) | 1.05 (0.87 to 1.26) | ||
| Average/below average | 1175 | (34.5) | 1.22 (1.02 to 1.47) | ||
| Sensation seeking | Lowest third | 1721 | (5.9) | Reference | |
| Middle third | 1365 | (14.4) | 1.17 (0.95 to 1.44) | ||
| Highest third | 1438 | (33.8) | 1.34 (1.09 to 1.65) | ||
| Rebelliousness | Lowest third | 1110 | (3.2) | Reference | |
| Middle third | 1868 | (9.9) | 1.78 (1.30 to 2.43) | ||
| Highest third | 1546 | (36.5) | 2.94 (2.14 to 4.05) | ||
| Self-esteem | Lowest third | 1377 | (26.7) | Reference | |
| Middle third | 1680 | (16.1) | 0.96 (0.83 to 1.10) | ||
| Highest third | 1467 | (10.0) | 0.91 (0.76 to 1.09) | ||
| Maternal demandingness | Lowest third | 1272 | (24.3) | Reference | |
| Middle third | 1717 | (16.1) | 0.98 (0.85 to 1.13) | ||
| Highest third | 1535 | (12.9) | 0.96 (0.82 to 1.13) | ||
| Maternal responsiveness | Lowest third | 1505 | (25.7) | Reference | |
| Middle third | 1702 | (14.7) | 1.02 (0.89 to 1.18) | ||
| Highest third | 1317 | (11.1) | 1.03 (0.86 to 1.23) | ||
| Parental disapproval of smoking | Both disapprove | 3467 | (14.0) | Reference | |
| Mixed/mixed disapproval | 1057 | (28.2) | 1.12 (0.98 to 1.28) |
*The analysis includes school as a covariate.