Risk Factors IDF [36] WHO [44] NCEP [33] I DPAIA [35]
Age 10 to <16 years   12 to 19 years  
MS Diagnosis Obesity plus 2 or more RF 3 or more RF 3 or more RF  
Obesity WC ≥ 90th percentile or adult cut-off if lower BMI>95th percentile WC ≥ 90th percentile BMI>85th percentile according to sex and age
Glycemic homeostasis Fasting glucose
≥ 5.6 mmol/L
(100 mg/dL) or
known Diabetes Mellitus type2
· Hyperinsulinemia
prepubertal >15 mU/L;(31)
(stage 1 Tanner)
pubertal>30 mU/L; (31)
(stages 2-4 Tanner)
Post-pubertal ≥ 20 mU/L
(stage 5 Tanner)
· Fasting glucose ≥ 6.1 mM/L · Glucose intolerance · Glucose at 120 min ≥ 7.8 mM/L
Fasting glucose
≥ 110 mg/dL
Plasma Insulin
>15 um/L
Elevated Arterial Pressure Systolic BP ≥ 130 mmHg
o r
Diastolic BP ≥ 85 mmHg
SBP>95th percentile for age, sex and stature NHBPEP [46] SBP/DBP ≥ 90th percentile for age and sex and stature NHBPEP [45] SBP and/or DBP in >90th and >95th percentiles
or always that BP >120/80 mmHg
Dyslipidemia · TG ≥1.7 mmol/L
(150 mg/dL)
· HDL <1.03 mmol/L
(40 mg/dL)
· TG >105 mg/dL for< 10 years >13 6mg/dL for ≥ 10 years
· HDL <35 mg/dL
· TC>95th percentile
· TG ≥110 mg/dL
· HDL ≤ 40 mg/dL
TC < 150 mg/dL
LDL <100 mg/dL
HDL ≥ 45 mg/dL
TG <100 mg/dL
MS = metabolic syndrome; RF = risk factors; IDF = International Diabetes Federation; WHO = World Health Organization; NCEP = National Cholesterol Education Program - Adult Treatment Panel III; I DPAIA = Guidelines for the Prevention of Atherosclerosis in Childhood and Adolescence, BMI = body mass index, WC = waist circumference, TC= total cholesterol; TG = triglycerides, HDL = high density lipoprotein, SBP = systolic blood pressure, DBP = diastolic blood pressure; mm Hg = millimeters of mercury; mg/dL = milligrams per deciliter; mM / L = millimoles per liter
Table 4: Diagnostic Criteria for Metabolic Syndrome adapted for children and adolescents proposed by IDF, WHO, NCEP and I DPAID.
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