Table 3. ORs related to quitting cigarettes in the final models used in the main analysis.
| Wave 1 to 2
quitting |
Wave 2 to 3
quitting |
Wave 1 to 3
quitting |
|
|---|---|---|---|
| Ever regularly used e-cigarette = yes | 1.23 (0.94-1.61) | 1.51 (1.24-1.85) | 1.39 (1.11-1.74) |
| Age range | |||
| 25–34 | Reference | Not included | Not included |
| 35–44 | 0.95 (0.74-1.21) | ||
| 45–54 | 0.85 (0.66-1.10) | ||
| 55–64 | 1.20 (0.92-1.57) | ||
| 65–74 | 1.42 (0.98-2.06) | ||
| 75+ | 3.31 (1.84-5.97) | ||
| Total household income (per level increasing) | 1.14 (1.05-1.23) | 1.16 (1.07-1.25) | 1.21 (1.13-1.29) |
| Current some day smoker = no | 0.43 (0.34-0.54) | 0.36 (0.30-0.44) | 0.52 (0.43-0.64) |
| Highest grade or level at school completed (per level increasing) | Not included | 1.10 (1.03-1.18) | Not included |
| Per cigarette per day | 0.97 (0.96-0.99) | Not included | 0.97 (0.96-0.98) |
| Usually wants to smoke/use tobacco right after waking up (per
level increasing) |
0.89 (0.83-0.95) | 0.79 (0.74-0.84) | 0.85 (0.81-0.90) |
| Have tried to quit completely = no | 0.62 (0.51-0.75) | 0.64 (0.53-0.77) | 0.69 (0.58-0.82) |
| Ever used Chantix, varenicline or buproprion (Wellbutrin, Zyban) | Not included | Not included | 0.78 (0.65-0.94) |
| Rules about smoking combustible tobacco at home (per level of
decreasing stringency) |
0.77 (0.68-0.88) | Not included | 0.78 (0.70-0.87) |
| Lived with a regular smoker who smoked inside your home in
childhood = no |
Not included | 1.41 (1.18-1.68) | Not included |
| Overall opinion of tobacco (per level of increasing negativity) | 1.17 (1.07-1.29) | Not included | Not included |
| Perception of harmfulness of cigarettes to health (per level
increasing) |
Not included | Not included | 1.13 (1.03-1.24) |
| Per unit of body mass index | 1.02 (1.01-1.03) | Not included | Not included |