Underweight: weight-for-age < 2 SD below the international standard
Marasmus: weight-for-age < 60% of the international standard
Kwashiorkor: the presence of edema and weight-for-age < 80% of the international standard
Marasmic kwashiorkor: the presence of edema and weight-for-age < 60% of the international standard
Wasting: weight-for-height < 2 SD below the international standard
Stunting: height-for-age < 2 SD below the international standard
Chronic energy deficiency: Body mass index