Table 2.
Multinomial logistic adjusted* regression model of changes in tobacco occurrences by year under study according to the type of impression and their valence on the audience
| Year | AOR (95% CI) | p | |
|---|---|---|---|
| 2005 | Ref. | ||
| 2010 | Valence | ||
| Other (Ref.) | 1 | ||
| Positive for tobacco | 0.80 (0.47–1.37) | 0.415 | |
| Type of occurrence | |||
| Implied tobacco use (Ref.) | 1 | ||
| Explicit tobacco use | 1.32 (0.83–2.09) | 0.236 | |
| Tobacco products paraphernalia | 0.76 (0.49–1.20) | 0.238 | |
| Tobacco logo or brand appearances | 0.32 (0.16–0.67) | <0.001 | |
| 2015 | Valence | ||
| Other (Ref.) | 1 | ||
| Positive for tobacco | 0.34 (0.21–0.55) | <0.001 | |
| Type of occurrence | |||
| Implied tobacco use (Ref.) | 1 | ||
| Explicit tobacco use | 2.58 (1.53–4.33) | <0.001 | |
| Tobacco products paraphernalia | 1.12 (0.67–1.86) | 0.671 | |
| Tobacco logo or brand appearances | 0.93 (0.47–1.87) | 0.847 | |
| LRS | |||
| χ2=65.72 | <0.001 |
*
AOR: adjusted odds ratio; adjusted for the variables in the table. LRS: likelihood ratio statistic.