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. 2014 Oct 15;40(4):804–812. doi: 10.1038/npp.2014.242

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Copyright © 2015 American College of Neuropsychopharmacology

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Probability weighting as a function of reward value. The graphs compare probability weighting, w(p), and value in the reward domain in obese subjects with binge eating disorder (BED) and without BED (obese controls), abstinent alcohol-dependent (EtOH) and abstinent methamphetamine-dependent (Meth) subjects vs their own age- and gender-matched controls. Error bars represent SEM. *Group × Value interaction. Details of significant differences are described in the text and Supplementary Table S4. HV, healthy volunteers; Stim, abstinent stimulant dependent.