Powers 2016.

Trial name or title	Efficacy of smoking cessation therapy alone or integrated with prolonged exposure therapy for smokers with PTSD
Methods	Study design: randomised controlled trial Setting: USA Recruitment: smokers with post‐traumatic stress disorder aged between 18 and 64 years selected for motivation to quit
Participants	80 participants
Interventions	Pharmacotherapy: nicotine patch 1. Standard smoking cessation treatment: once‐weekly 45‐minute sessions of cognitive behavioural therapy over a 12‐week period 2. Integrated PTSD and smoking treatment: once‐weekly 90‐minute sessions over a 12‐week period. Incorporated standard treatment with therapy for reducing PTSD symptoms and anxiety sensitivity and enhancing tolerance for nicotine withdrawal sensations.
Outcomes	Abstinence at 24 weeks Validation: saliva cotinine < 10ng/mL for stated abstinence of 2 weeks or more, carbon monoxide analysis of breath samples < 8ppm for stated abstinence of 24 hours to 2 weeks
Starting date	October 2013
Contact information	Mark B Powers, University of Texas
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