Table 2.
Expectancy variables as predictors of lifetime and past 30-day e-cigarette use (N = 307) and intentions and willingness to use e-cigarettes in the future (N = 172).
| Odds ratio (95% Confidence interval) |
Standardized regression coefficients (β) | |||
|---|---|---|---|---|
| Lifetime e-cigarette use | Past 30-day cigarette use | Intentions to use e-cigarettes | Willingness to use e-cigarettes | |
| Social enhancement | 1.01 (0.99, 1.03) |
1.02 (1.01–1.04)** |
0.19** | 0.10 |
| Affect regulation | 1.02 (1.01, 1.05)** |
1.05 (1.03, 1.07)*** |
0.24*** | 0.18* |
| Positive sensory experience | 1.07 (1.03, 1.12)*** |
1.09 (1.04, 1.13)*** |
0.20** | 0.10 |
| Negative health outcomes | 0.97 (0.95, 0.99)* |
0.96 (0.93, 0.99)** |
−0.10 | −0.20** |
| Addiction concern | 0.99 (0.96, 1.03) |
0.99 (0.95, 1.03) |
0.07 | −0.10 |
| Negative appearance | 0.89 (0.85, 0.94)*** |
0.92 (0.87, 0.97)** |
−0.13* | −0.19** |
| Negative sensory experience | 0.93 (0.90, 0.97)*** |
0.95 (0.92, 0.99)** |
−0.11 | 0.10 |
Note. p ≤ 0.10;
*
p ≤ 0.05;
**
p ≤ 0.01;
***
p ≤ 0.001.
Analyses involving intentions and willingness outcomes included only those individuals who had never used e-cigarettes (n = 172). All regression models included age, sex, income, college status (i.e., 4- or 2-year), ethnicity, and smoker and ex-smoker status as covariates.