Table 2.
Demographic and tobacco and other substance use characteristics of the smoking sample by recruitment source (n = 280)
| Characteristic | Craigslist (n = 52) | Internet ads (n = 156) | Survey sampling (n = 72) | Total sample (n = 280) |
| Gender (% female)a | 60.8 | 30.1 | 58.3 | 43.0 |
| Age (years)b | 22.9 (3.6) | 21.2 (2.4) | 22.19 (2.17) | 21.8 (2.7) |
| Ethnicity (%)a | ||||
| Hispanic/Latino | 11.5 | 12.8 | 12.5 | 12.5 |
| Non-Hispanic White | 55.8 | 72.4 | 81.9 | 71.8 |
| Black | 15.4 | 1.9 | 4.2 | 5.0 |
| Asian/Pacific Islander | 15.4 | 7.7 | 7.0 | 9.0 |
| Other or multiple ethnicities | 1.9 | 5.2 | 2.8 | 1.7 |
| Education (%)b | ||||
| <High School | 3.8 | 7.1 | 9.8 | 7.1 |
| Completed High School | 13.5 | 23.1 | 31.9 | 23.6 |
| Some college | 34.6 | 57.1 | 29.2 | 45.7 |
| Completed college | 38.5 | 9.0 | 19.4 | 17.1 |
| Some graduate work | 3.8 | 1.3 | 8.3 | 3.6 |
| Graduate degree | 5.8 | 2.6 | 1.4 | 2.9 |
| Employment status (%) | ||||
| Full-time student | 23.1 | 30.8 | 18.1 | 26.1 |
| Full-time job | 40.4 | 35.3 | 33.3 | 35.7 |
| Part-time job | 15.4 | 7.7 | 13.9 | 10.7 |
| Unemployed | 17.3 | 22.4 | 23.6 | 21.8 |
| Homemaker | 3.8 | 3.2 | 11.1 | 5.4 |
| Region | ||||
| Northeast | 26.7 | 15.0 | 23.7 | 19.0 |
| Midwest | 20.0 | 23.5 | 18.4 | 21.7 |
| South | 28.3 | 29.0 | 38.2 | 31.0 |
| West | 25.0 | 32.5 | 19.7 | 28.3 |
| Cigarettes/day, M (SD) | 7.9 (7.0) | 9.7 (8.3) | 9.9 (8.9) | 9.5 (8.3) |
| % Daily smokers | 57.7 | 68.6 | 70.8 | 67.1 |
| Nicotine dependence (FTND total score of 7)a | 3.3 (1.0) | 3.0 (1.0) | 3.5 (1.2) | 3.2 (1.1) |
| Lifetime quit attempts (% ≥1) | 75.0 | 72.2 | 81.4 | 77.9 |
| Motivation | ||||
| Precontemplation | 32.7 | 44.9 | 51.4 | 44.3 |
| Contemplation | 30.8 | 22.4 | 20.8 | 23.6 |
| Preparation | 36.5 | 32.7 | 27.8 | 32.1 |
| Past month substance use | ||||
| Cigarb | 18.2 | 55.0 | 35.7 | 37.6 |
| Alcohol | 86.5 | 86.4 | 77.5 | 84.1 |
| Marijuanab | 31.3 | 58.0 | 20.0 | 42.9 |
Note. FTND = Fagerström Test for Nicotine Dependence.
a
Chi-square or F significant at p < .05 level.
b
Chi-square or F significant at p < .01 level.