Plots showing the association of DRD2 rs1076560 with BFQ scores. Only the emotion control facet was significantly different between the two genotype groups. *p < 0.05. For statistics, see Results. Dy, Dynamism; DO, dominance; Co, cooperativeness; Po, politeness; Sc, scrupulousness; Pe, perseverance; Ec, emotion control; Ic, impulse control; Oc, openness to culture; Oe, openness to experience; Conscient, conscientiousness.