DRD4 and eating disorder: A significant association was also found between eating disorder scores and DRD4 rs1800955 (F[1, 4972] = 9.184, p = 0.0025, Cohen’s d = 0.09), where the minor allele was associated with lower mean scores on the EAI (0.67 ± 0.92, n = 2298) as compared to the major (T) allele (0.76 ± 0.98, n = 2676).