Webwe conducted a comprehensive study, exploring bidirectional associations between different types of eating disorders and broad groups of all other psychiatric. Webdespite being recognized relatively recently as a distinct clinical syndrome, bed stands out as the most prevalent ed in the united states, with a lifetime incidence. Webwe conducted a comprehensive study, exploring bidirectional associations between different types of eating disorders and broad groups of all other psychiatric disorders, to. Webalthough we have a fair understanding of some of the psychiatric comorbidities that contribute to the high mortality of eating disorders (alcohol use,1 comorbid psychiatric. Webhigh psychiatric and medical comorbidity rates were observed in people with eds, with comorbidities contributing to increased ed symptom severity, maintenance of.