Demographic and Clinical Data for MDD and HC Groups (A) and Total Sample Stratified by Genotype (B).

Note: Δ BPND = Change in Raclopride Binding Between Baseline Sensorimotor and Gambling Task; Chapman-P = Chapman Physical Anhedonia Rating Scale; Chapman-S = Chapman Social Anhedonia Rating Scale; F = Female; HAM-A = Hamilton Anxiety Scale; HC = Healthy Control; M = Male; MADRS = Montgomery-Asberg Depression Rating Scale; MC = Middle Caudate; VS = Ventral Striatum; MDD = Major Depressive Disorder; SHAPS = Snaith-Hamilton Pleasure Scale.