Binge eating disorder in childhood. A few studies have suggested that there could be a genetic component to binge eating disorder, though other studies have shown more ambiguous results. Studies have shown that binge eating tends to run in families and a twin study by Bulik, Sullivan, and Kendler has shown a, "moderate heritability for binge eating" at 41 percent. More research must be done before any firm conclusions can be drawn regarding the heritability of binge eating disorder. Studies have also shown that eating disorders such as anorexia and bulimia reduce coping abilities, which makes it more likely for those suffering to
Other specified feeding or eating disorder can be considered eating disorders include atypical AN, BN (of low frequency and/or limited duration), BED (of low frequency and/or limited duration), purging disorder, and NES. Of note, OSFED is not limited to these five examples, and can include individuals with heterogeneous eating disorder presentations (i.e., OSFED-other). Another term, Unspecified Feeding or Eating Disorder (UFED), is used to describe individuals for whom full diagnostic criteria are not met but the reason remains unspecified or the clinician does not have adequate information to make a more definitive diagnosis. Few studies to date have examined OSFED prevalence. The largest community study is