Table 4:
Longitudinal models testing the effect of treatment (STAND) vs. control (TSP) intervention on reported abstinence, cigarette and alcohol quantity, cigarette dependence, and alcohol misuse over 12 months (N = 413 follow up assessments).
| Self-Reported Smoking Abstinence (yes/no) | Cigarette quantity: Reduction1 by 50%+ (yes/no) | Cigarette dependence: FTCD score | Alcohol quantity: days HED2 | Alcohol misuse: AUDIT-C score | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| B | AOR | p-value | B | AOR | p-value | B | p-value | B | p-value | B | p-value | |
| Condition (STAND vs. TSP) | 0.28 | 1.33 | 0.331 | 0.32 | 1.38 | 0.218 | −0.19 | 0.448 | −0.79 | 0.322 | −0.18 | 0.416 |
| Time (12 months vs. 3 months) | 0.94 | 2.57 | <.001 | 0.68 | 1.98 | <.001 | −0.49 | <.001 | −1.98 | 0.001 | −0.76 | 0.003 |
| Time (6 months vs. 3 months) | 0.56 | 1.75 | 0.018 | 0.45 | 1.57 | 0.023 | −0.10 | 0.540 | −1.32 | 0.016 | −0.30 | 0.226 |
| Baseline level | -- | -- | -- | -- | -- | -- | 0.47 | <.001 | 0.44 | <.001 | 0.78 | <.001 |
| Gender (Ref: Male)3 | 0.20 | 1.23 | 0.473 | 0.22 | 1.25 | 0.402 | −0.18 | 0.475 | −2.17 | 0.004 | −0.44 | 0.037 |
| Age at BL3 | −0.08 | 0.92 | 0.274 | −0.06 | 0.95 | 0.416 | −0.03 | 0.603 | 0.43 | 0.012 | 0.12 | 0.016 |
| Cigarettes past week (BL)3 | 0.00 | 1.00 | 0.643 | 0.00 | 1.00 | 0.993 | 0.00 | 0.240 | −0.01 | 0.235 | 0.004 | 0.072 |
β = effect estimate, AOR = adjusted odds ratio, BL = baseline
STAND (Smoking Tobacco and Drinking) intervention: Tobacco + Alcohol content; TSP (Tobacco Status Project) intervention: Tobacco only content
FTCD: Fagerstrom Test of Cigarette Dependence, HED: heavy episodic drinking
1.
Reduction in cigarettes smoked per week
2.
N = 411 follow up assessments
3.
Variables related to attrition