Eating disorder not otherwise specified an especially prevalent category in populations that have received inadequate research attention such as young children, males, ethnic minorities, and non-Western groups. Eating disorder not otherwise specified Eating disorder not otherwise specified (EDNOS) is an eating disorder that is no longer recognized in the most recent version of the "Diagnostic and Statistical Manual of Mental Disorders" (DSM). In 2013, it was replaced by other specified feeding or eating disorder (OSFED) in DSM-5. Eating disorder not otherwise specified is an eating disorder that does not meet the criteria for: anorexia nervosa or bulimia nervosa. Individuals with EDNOS usually fall into one
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