Table 2.
Correlates of e-cigarettes and alternative tobacco products use among grade 9 high school students, Tirgu Mures, Romania, 2014: multiple logistic regression models
| Electronic cigarette | Cigar | Pipe | Waterpipe | Any smokeless tobacco product |
||||||
|---|---|---|---|---|---|---|---|---|---|---|
| OR | 95 % CI | OR | 95 % CI | OR | 95 % CI | OR | 95 % CI | OR | 95 % CI | |
| Sex | ||||||||||
| Females | 0.47* | 0.34–0.67 | 0.90 | 0.62–1.32 | 0.58* | 0.41–0.82 | 0.75 | 0.54–1.04 | 0.83 | 0.58–1.19 |
| Males | Ref. | Ref. | Ref. | Ref. | Ref. | |||||
| Age | 0.90 | 0.75–1.07 | 0.95 | 0.69–1.29 | 1.35* | 1.01–1.79 | 0.89 | 0.75–1.06 | 1.25 | 0.84–1.87 |
| Ethnicity | ||||||||||
| Romanian | 0.89 | 0.70–1.12 | 0.20* | 0.14–0.28 | 0.46* | 0.30–0.71 | 0.60* | 0.47–0.76 | 2.35* | 1.67–3.29 |
| Non-Romanian | Ref. | Ref. | Ref. | Ref. | Ref. | |||||
| School type | ||||||||||
| General high school | 0.79 | 0.61–1.01 | 0.73 | 0.48–1.09 | 0.79 | 0.45–1.37 | 0.70 | 0.42–1.15 | 2.04* | 1.45–2.86 |
| Technical vocational school | Ref. | Ref. | Ref. | Ref. | Ref. | |||||
| School grade | 0.95 | 0.82–1.10 | 1.05 | 0.87–1.25 | 1.07 | 0.88–1.29 | 1.16 | 0.98–1.37 | 1.23* | 1.00–1.51 |
| Household smoking | ||||||||||
| Smokers in the household | 1.01 | 0.82–1.25 | 0.89 | 0.67–1.18 | 0.64* | 0.47–0.86 | 1.03 | 0.83–1.26 | 1.29 | 0.89–1.87 |
| Non-smokers in the household | Ref. | Ref. | Ref. | Ref. | Ref. | |||||
| Perceived peer smoking | ||||||||||
| ≥50 % friends smoke cigarette | 1.31 | 0.97–1.76 | 1.18 | 0.80–1.73 | 2.24* | 1.54–3.26 | 1.34* | 1.07–1.66 | 1.31 | 0.95–1.81 |
| <50 % smoke | Ref. | Ref. | Ref. | Ref. | Ref. | |||||
| Tried cigarette smoking | ||||||||||
| Yes | 15.64* | 10.73–22.81 | 110.08* | 42.46–285.36 | 6.13* | 2.20–17.13 | 3.21* | 2.09–4.94 | 13.22* | 4.04–43.26 |
| No | Ref. | Ref. | Ref. | Ref. | Ref. | |||||
| Smoked cigarette in the past 30 days | ||||||||||
| Yes | 2.21* | 1.78–2.75 | 1.63* | 1.16–2.29 | 2.10* | 1.47–3.01 | 2.05* | 1.43–2.93 | 1.36 | 0.70–2.63 |
| No | Ref. | Ref. | Ref. | Ref. | Ref. | |||||
| Sensation seeking (BSSS) | 1.05* | 1.02–1.07 | 1.07* | 1.05–1.09 | 1.01 | 0.97–1.05 | 1.09* | 1.06–1.12 | 1.01 | 0.96–1.05 |
| Depressive symptoms (CES-D) | 0.99 | 0.98–1.00 | 1.00 | 0.98–1.01 | 1.01 | 0.99–1.03 | 0.98* | 0.97–1.00 | 1.01 | 0.99–1.04 |
| Negative consequences (Cons) | 1.11 | 0.90–1.36 | 1.00 | 0.85–1.17 | 0.88 | 0.71–1.08 | 0.98 | 0.85–1.12 | 0.86 | 0.71–1.05 |
| Coping–reinforcement | 0.97 | 0.86–1.10 | 1.20 | 1.03–1.40 | 1.35* | 1.17–1.57 | 1.24 | 0.99–1.56 | 1.21 | 0.91–1.62 |
| Social benefits | 1.02 | 0.81–1.27 | 1.14 | 0.91–1.42 | 0.85 | 0.52–1.38 | 0.90 | 0.67–1.20 | 1.20 | 0.95–1.52 |
| R2 (%) | 48 | 70.7 | 41.6 | 31.8 | 47.1 | |||||
OR odds ratio, CI confidence interval, Ref. reference group, R2 explained variance
*
Significant (at p < 0.05)