Table 2.
Repeated-measures ANOVA of smoking and neutral approach tendencies/biases at baseline and three-month follow up as a function of treatment condition (treatment vs. sham), site (USA vs. NL), and baseline smoking bias (approach vs. avoidance)
| F | p | η 2 | |
|---|---|---|---|
| Between Subject Factors | |||
| Treatment Condition (treatment vs. sham) | 0.03 | 0.86 | 0.01 |
| Site (USA vs. NL) | 12.13 | 0.002 | 0.32 |
| Baseline Smoking Bias (approach vs. avoidance) | 10.42 | 0.003 | 0.29 |
| Within Subject Factors | |||
| Smoke Bias Score | 1.42 | 0.24 | 0.05 |
| Smoke Bias × Site | 2.86 | 0.10 | 0.10 |
| Smoke Bias × Treatment Condition | 0.45 | 0.51 | 0.02 |
| Smoke Bias × Baseline Smoking Bias | 7.22 | 0.01 | 0.22 |
| Smoking Bias × Treatment Condition × Baseline Smoking Bias | 0.00 | 0.99 | 0.00 |
| Neutral Bias Score | 3.10 | 0.09 | 0.11 |
| Neutral Bias × Site | 0.13 | 0.73 | 0.01 |
| Neutral Bias × Treatment Condition | 0.002 | 0.96 | 0.00 |
| Neutral Bias × Baseline Smoking Bias | 1.15 | 0.29 | 0.04 |
| Neutral Bias × Treatment Condition × Baseline Smoking Bias | 0.34 | 0.56 | 0.01 |
Note: The model controlled for age.