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Published on: November 4, 2011
Predicting successful 24-hr quit attempt in a smoking cessation intervention
Steffani R Bailey1, Susan W Bryson, Joel D Killen
1Stanford Prevention Research Center, Stanford University School of Medicine, 1070 Arastradero Road, Suite 300, Palo Alto, CA 94304-1334, USA. stbailey@stanford.edu
Summary
Predictors of initial smoking cessation success differ from those predicting long-term abstinence. Lower nicotine dependence and higher behavioral inhibition predict early success, while gender predicts 52-week abstinence.
Area of Science:
- Addiction research
- Behavioral science
- Clinical psychology
Background:
- Factors influencing the initial phase of smoking cessation are understudied.
- Maintenance of change is crucial, but initial abstinence is a prerequisite.
- Understanding early quit predictors is vital for effective smoking cessation programs.
Purpose of the Study:
- To identify factors predicting a successful 24-hour quit attempt.
- To compare predictors of initial cessation with those predicting 52-week abstinence.
- To inform targeted interventions for smokers needing intensive cessation support.
Main Methods:
- Analysis of baseline data from a randomized clinical trial (n=280).
- Univariate analyses (ANOVA, chi-square) to identify significant predictors.
- Multiple logistic regression to determine main effects and interactions for initial quit and 52-week abstinence.
Main Results:
- Lower nicotine dependence (mFTQ), higher Behavioral Inhibition System scores, and lower baseline heart rate predicted successful quit attempts (SQA).
- Gender was the sole predictor of 52-week smoking abstinence.
- Predictors for initial cessation differed from those for long-term abstinence.
Conclusions:
- Different factors mediate the initial induction of cessation versus long-term maintenance.
- Pretreatment factors predicting initial success can help clinicians target smokers requiring more intensive therapy.
- This highlights the need for distinct strategies for early cessation and sustained abstinence.
