Risk even higher with psychiatric comorbidity, particularly when diagnosed at young age

Findings seen in both a genetic association study and among biobank participants

Independent association seen for genetic liability to ADHD with risk for anorexia nervosa; bidirectional link noted to major depressive disorder

Findings for girls aged 10 to 22 with anorexia nervosa versus healthy controls

Low BMI associated with higher risks for anorexia, higher BMI associated with increased risks for bulimia