The objective of this pilot research is to investigate the effects of two behavioral smoking cessation programs on aspects of cue-induced cigarette craving, and to further investigate the neural bases of such effects.
The objective of this pilot research is to investigate the effects of two behavioral smoking cessation programs on aspects of cue-induced cigarette craving, and to further investigate the neural bases of such effects. The specific objectives of the study include 1) to investigate the effects of behavioral therapy on cue induced craving using a cognitive task and a fMRI paradigm 2) to pilot test questionnaires and study procedures, and 3) to gather preliminary estimates of the effect size of the novel behavioral therapy for smoking cessation in order to inform the design of a larger trial. A secondary goal of this research is 1) to determine the impact of two cognitive coping techniques on attentional bias to smoking related cues as measured by behavioral responses and patterns of neural activation and 2) to determine the impact of two cognitive coping techniques on cue-induced cigarette craving as measured by self-report and patterns of neural activation. Daily smokers desiring to quit smoking were randomized to one of two behavioral smoking cessation programs: (1) standard cognitive behavioral therapy or (2) mindfulness-based cognitive therapy. Participants completed questionnaires and a brief computer-based cognitive testing paradigm. Participants also underwent a fMRI scan at quit day (week 5). A randomly assigned subset of the participants (n= 18), underwent two additional scans at baseline (week 1) and end-of-therapy (week 8). The study has thus used self-report measures, cognitive testing (Stroop task), and fMRI (functional magnetic resonance imaging) assessments.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Enrollment
40
Standard therapy to help participants with smoking cessation.
A novel mind body therapy that extends basic CT principles to include the practice of mindfulness, which fosters a dispassionate approach to the experience of craving.
University of Pittsburgh
Pittsburgh, Pennsylvania, United States
Feasibility of recruitment and retention of participants
Time frame: baseline - session 8 and 6 month follow-up
Participant acceptability of novel behavioral intervention (mindfulness)
Time frame: baseline - session 8
Smoking cessation
Time frame: baseline - session 8 and 6 month follow-up
Exhaled CO readings
Time frame: baseline, sessions 5 & 8
Salivary cotinine measures
Time frame: baseline and sessions 5 & 8
Psychological Measures
Time frame: baseline & session 8
Craving response from a smoking cue (fMRI)
Time frame: Sessions 1,5, & 8
Reaction times on Smoking Stroop tasks (behavioral and fMRI-administered)
Time frame: Sessions 1,5, & 8
Self Reported Measures:
Time frame: baseline, sessions 5 & 8
Trait Self-Control Scale
Time frame: baseline & session 8
State Ego Depletion Scale
Time frame: baseline & session 8
Self-Efficacy Scale
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Time frame: baseline & session 8
Perceived Stress Scale
Time frame: baseline & session 8
Positive and Negative Affect Scale
Time frame: baseline & session 8
Difficulties in Emotional Regulation Scale
Time frame: baseline & session 8
Snaith-Hamilton Hedonic Capacity Scale
Time frame: baseline & session 8
Mindful Attention Awareness Scale
Time frame: baseline & session 8
Kentucky Inventory of Mindfulness Scales
Time frame: baseline & session 8
Mindfulness meditation practice (mindfulness participants only, time in minutes
Time frame: sessions 1-8