Factors affecting recognition of cigarette brand names—adjusted odds ratios and 95% confidence intervals (CI)
| Category/variable | All correct | 95% CI | 2 of 3 correct | 95% CI |
|---|---|---|---|---|
| Age (per year) | 1.73 | 1.52–1.99 | 1.70 | 1.44–2.01 |
| Gender (male) | 1.79 | 1.34–2.40 | 0.89 | 0.62–1.28 |
| Smoking (ever) | 0.78 | 0.50–1.22 | 0.84 | 0.50–1.42 |
| Parents’ smoking (ever) | 0.98 | 0.86–1.12 | 1.0 | 0.31–1.18 |
| School districts | ||||
| Middle income | 4.87 | 3.39–6.95 | 4.61 | 3.06–6.95 |
| High income | 7.10 | 4.82–10.44 | 7.09 | 4.46–11.0 |