Table 3.
Associations of Baseline Nicotine/Tobacco Content Exposure and Engagement With Tobacco Use Initiation at Follow-up Among Baseline Nicotine/Tobacco Never Users (n = 794)
| Initiated use at follow-up (n/%) | OR (95% CI) | p | AOR (95% CI)a | p | |||
|---|---|---|---|---|---|---|---|
| No | Yes | ||||||
| Viewed tobacco or nicotine content at baseline | No | 538 (94.6%) | 31 (5.4%) | .83 (.40, 1.72) | .618 | .62 (.28, 1.37) | .240 |
| Yes | 209 (95.4%) | 10 (4.6%) | |||||
| No | Yes | ||||||
| Posted tobacco or nicotine content at baseline | No | 679 (94.7%) | 38 (5.3%) | .79 (.24, 2.62) | .698 | .54 (.16, 1.90) | .339 |
| Yes | 68 (95.8%) | 3 (4.2%) | |||||
| No | Yes | ||||||
| Saw posts from friends about tobacco or nicotine products at baseline | No | 611 (96.2%) | 24 (3.8%) | 3.28 (1.71, 6.28) | <.001 | 2.91 (1.46, 5.82) | .002 |
| Yes | 132 (88.6%) | 17 (11.4%) | |||||
| No | Yes | ||||||
| Saw posts from celebrities or “influencers” about tobacco or nicotine products at baseline | No | 656 (95.9%) | 28 (4.1%) | 3.35 (1.67, 6.70) | <.001 | 2.77 (1.32, 5.84) | .007 |
| Yes | 91 (87.5%) | 13 (12.5%) | |||||
| No | Yes | ||||||
| Liked posts about tobacco or nicotine products at baseline | No | 670 (95.6%) | 31 (4.4%) | 2.88 (1.36, 6.11) | .006 | 2.22 (0.99, 5.01) | .054 |
| Yes | 75 (88.2%) | 10 (11.8%) | |||||
aAdjusted for participant gender, sexual identity, personal finances, friends’ use of cigarettes and/or e-cigarettes, past-month alcohol use, and past-month cannabis use (all significantly associated with nicotine/tobacco use at follow-up in bivariate analyses; p < .05).