Study population characteristics (n=1449)
| Unweighted | Weighted to Current Population Survey | |||
|---|---|---|---|---|
| Mean (SD) | % | Mean (SE) | % | |
| Age (years) | 49.5 (16.9) | 46.6 (0.6) | ||
| Sex | ||||
| Male | 48.7 | 49.5 | ||
| Female | 51.3 | 50.4 | ||
| Race/ethnicity | ||||
| Non-Hispanic Caucasian | 76.6 | 69.4 | ||
| African-American | 7.5 | 10.6 | ||
| Hispanic | 10.0 | 13.9 | ||
| Other | 5.9 | 6.0 | ||
| Education | ||||
| Completed high school or below | 33.7 | 40.4 | ||
| Some college | 31.9 | 29.6 | ||
| College graduate or higher | 35.5 | 30.0 | ||
| Annual household income | ||||
| <$25 000 | 15.7 | 16.4 | ||
| $25 000–$49 999 | 23.7 | 22.9 | ||
| ≥$50 000 | 60.7 | 60.7 | ||
| Health status (scale of 1–6 from very poor to excellent)* | 4.3 (0.9) | 4.3 (0.0) | ||
| Smoking status | ||||
| Non-smoker | 55.8 | 55.9 | ||
| Former | 29.1 | 27.1 | ||
| Current | 15.1 | 17.0 | ||
| Tried e-cigarettes at least once | ||||
| No | 87.9 | 86.4 | ||
| Yes but not in the past 30 days | 8.1 | 9.2 | ||
| Yes and in the past 30 days | 3.9 | 4.4 | ||
| Observed others vaping (scale of 1–4 from never to five times or more in the past 30 days) | 1.2 (0.4) | 1.3 (0.0) | ||
*Six missing cases.