Table 3.
Logistic regression for 30+ day cessation at follow-up, among those who made a quit attempt; TUS-CPS 2010–11
| Variable | Percent attaining outcome | Adjusted odds ratio | 95 % CI |
|---|---|---|---|
| E-cigarette ever use status | |||
| Never used | 34.9 | Reference | |
| Ever used to quit | 17.3 | 0.4 | 0.2–0.8** |
| Ever used other than to quit | 30.4 | 0.7 | 0.4–1.5 |
| Pharmaceutical aid used for last quit attempt | |||
| No | 34.7 | Reference | |
| Yes | 29.5 | 0.7 | 0.5–0.9** |
| Age | |||
| 18–24 | 40.6 | Reference | |
| 25–34 | 38.8 | 1.5 | 0.9–2.6 |
| 35–49 | 30.2 | 0.7 | 0.4–1.2 |
| 50+ | 29.3 | 0.8 | 0.5–1.4 |
| Sex | |||
| Female | 33.9 | Reference | |
| Male | 32.4 | 1.1 | 0.8–1.4 |
| Race/Ethnicity | |||
| Non-Hispanic White | 32.6 | Reference | |
| Other | 35.0 | 1.0 | 0.7–1.3 |
| Education | |||
| Less than high school | 20.9 | Reference | |
| High school | 32.1 | 2.2 | 1.4–3.4*** |
| Some college | 40.5 | 4.0 | 2.6–6.1*** |
| College gradate | 34.4 | 3.2 | 1.9–5.5*** |
| Cigarettes smoked per day | |||
| < 15 | 36.2 | Reference | |
| 15+ | 28.9 | 1.0 | 0.7–1.2 |
| Time to 1st cigarette < 30 min from waking | |||
| No | 34.2 | Reference | |
| Yes | 31.5 | 0.9 | 0.7–1.2 |
| Smoking initiated before age 16 years | |||
| No | 32.3 | Reference | |
| Yes | 37.4 | 1.2 | 0.8–1.7 |
**p < 0.01, ***p < 0.001 All data is weighted to be representative of the U.S. population