Table 1.
Participant Characteristics by Treatment Group
| Variable | EMA-Only (n = 151) |
CDT (n = 151) |
p |
|---|---|---|---|
| Demographics | |||
| Age | 41.8 (10.4) | 44.0 (11.2) | 0.07 |
| Race | |||
| % Caucasian | 82.7 | 82.0 | |
| % Hispanic | 2.0 | 0 | |
| % African American | 8.0 | 6.7 | |
| % Asian | 3.3 | 2.7 | |
| % Other | 4.0 | 8.7 | 0.50 |
| % > high school education | 78.1 | 74.2 | 0.25 |
| % professional occupation | 51.6 | 51.3 | 0.53 |
| % with partner | 43.6 | 35.8 | 0.17 |
| Tobacco | |||
| % abstinent at day 7 | 72.2 | 77.5 | 0.29 |
| Years smoked | 22.6 (10.0) | 24.6 (11.3) | 0.10 |
| Cigarettes per day | 20.6 (7.6) | 20.5 (8.0) | 0.94 |
| Fagerstrom Test for Nicotine Dependence | 5.1 (1.9) | 5.2 (2.0) | 0.61 |
| % ≤5 5 min to 1st cig | 34.4 | 37.3 | 0.34 |
| Baseline carbon monoxide level | 22.7 (10.3) | 23.7 (11.6) | 0.43 |
| % partner smokes | 51.8 | 41.1 | 0.12 |
| Affect | |||
| % with Depression History | 30.7 | 31.3 | 0.50 |
Note: EMA-Only = EMA only treatment; CDT = computer-delivered treatment. Chi-square tests were used for categorical variables and two-tailed t-tests for continuous variables.