Table 2:

Classification of Malnutrition in Adolescents and Young Adults with Eating Disorders

	Mild	Moderate	Severe
%mBMI	80%–90%	70%–79%	<70%
BMI z score	−1 to −1.9	−2 to −2.9	−3 or Greater
Weight loss	>10% Body mass loss	>15% Body mass loss	>20% Body mass loss in 1 year or >10% body mass loss in 6 months

A proposed classification of degree of malnutrition for adolescents and young adults with eating disorders as reported on Society for adolescent Health and Medicine (SAHM) position paper on medical management of restrictive eating disorders in adolescents and young adults

mBMI = median body mass index