Financial Incentives for Smoking Abstinence in Homeless Smokers: A Pilot Randomized Controlled Trial

INTRODUCTION: Three-quarters of homeless people smoke cigarettes. Financial incentives for smoking abstinence have appeared promising in nonexperimental studies of homeless smokers, but randomized controlled trial (RCT) data are lacking. METHODS: We conducted a pilot RCT of financial incentives for homeless smokers. Incentive arm participants (N = 25) could earn escalating $15–$35 rewards for brief smoking abstinence (exhaled carbon monoxide