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Left: probability weighting as a function of current smokers, ex-smokers, and non-smokers in healthy volunteers (HV), and obese subjects with and without binge eating disorder. *P<0.05 Group difference between ex-smokers and non-smokers. Right: relationship with clinical variables. Obese subjects with binge eating disorder: relationship between binge eating severity (BES) and probability weighting, w(p), in the reward and loss domains.
