Table 1 Past year quit attempts and ever use of e-cigarettes, by demographic characteristics, in a nationally representative cohort of U.S. smokers; TUS-CPS 2010–11 longitudinal sample
From: E-cigarette use and smoking reduction or cessation in the 2010/2011 TUS-CPS longitudinal cohort
N | (%) | Past- year quit attempt (%) | Ever use of e-cigarettes for any reason (%) | Ever use for quitting (%) | |
|---|---|---|---|---|---|
Overall | 2454 | (100 %) | 43.6 | 12.2 | 5.0 |
Age*** | |||||
18–24 | 117 | (13.3 %) | 52.1 | 21.7 | 6.7 |
25–34 | 400 | (18.0 %) | 45.5 | 14.1 | 4.8 |
35–49 | 818 | (30.3 %) | 43.4 | 10.4 | 5.0 |
50 and above | 1119 | (38.3 %) | 40.0 | 9.4 | 4.6 |
Gender | |||||
Female | 1306 | (46.6 %) | 47.6 | 12.0 | 5.6 |
Male | 1148 | (53.4 %) | 40.2 | 12.4 | 4.6 |
Race/Ethnicity*** | |||||
Non-Hispanic White | 2001 | (76.2 %) | 43.4 | 13.8 | 5.9 |
Other | 453 | (23.8 %) | 44.3 | 7.1 | 2.4 |
Education** | |||||
Less than high school | 383 | (17.6 %) | 42.6 | 7.4 | 2.6 |
High school | 1005 | (40.1 %) | 42.5 | 12.0 | 4.7 |
Some college | 740 | (30.4 %) | 47.0 | 13.9 | 6.4 |
College graduate | 326 | (11.9 %) | 40.5 | 15.6 | 6.4 |
Cigarettes/day (cpd)*** | |||||
< 15 | 1244 | (53.5 %) | 48.7 | 9.9 | 3.8 |
15+ | 1175 | (46.5 %) | 37.3 | 15.1 | 6.6 |
Smoking < 30 min of waking | |||||
No | 1514 | (64.4 %) | 45.3 | 11.5 | 4.6 |
Yes | 890 | (35.6 %) | 40.6 | 13.6 | 6.1 |
Smoking before age 16*** | |||||
No | 2028 | (83.3 %) | 43.5 | 11.5 | 4.2 |
Yes | 426 | (16.7 %) | 44.2 | 16.0 | 9.4 |