Table 3.
Factors associated with e-cigarette use compared to nonuse of e-cigarette and tobacco products (PST study, n = 15,510, 2013–2017): Multivariable multinomial analysis
| Exclusive e-cigarette users vs Nonusers OR (95% CI) a |
|
|---|---|
| Age | |
| ≤ 13 years | 1 |
| 14–17 years | 0.65 (0.47–0.90)** |
| > 17 years | 0.25 (0.16–0.38)*** |
| Cannabis use | |
| Never experienced | 1 |
| Use in the past month | 0.87 (0.57–1.32) |
| Alcohol consumption | |
| Never drink | 1 |
| Drink sometimes but less than once a month | 1.71 (1.29–2.27)*** |
| Drink more than once a month | 1.56 (1.16–2.10)*** |
| Smoking status of the best friend | |
| Non-smoking | 1 |
| Smoker/Former smoker | 1.39 (1.05–1.84)* |
| Perception of the smoking rateb | |
| None | 1 |
| Between 1 and 5 | 2.10 (1.49–2.97)*** |
| Between 6 and 10 | 1.78 (1.14–2.77)* |
| Hookah ever experienced | |
| No | 1 |
| Yes | 3.36 (2.60–4.35)*** |
| Survey year | |
| 2013 | 1 |
| 2014 | 2.64 (1.62–4.29)*** |
| 2015 | 2.48 (1.52–4.02)*** |
| 2016 | 1.98 (1.21–3.28)** |
| 2017 | 1.64 (0.99–2.74) |
a Adjusted Odds ratio (OR), 95% confidence interval (95% CI), * p < 0.05 ** p < 0.01 ***p < 0.001
b Out of 10 students how many smoke every day ?