Table 1. Pediatric definition of MetS (IDF definition)

Variables	IDF definition age<10 years	IDF definition ages 10–16 years
Defining criteria	Cannot be diagnosed in the age group	Central obesity with at least 2 out of 4 criteria
Central obesity		WC≥90th percentile or adult cutoff if lower
Hypertension		SBP≥130 mmHg or DBP ≥85 mmHg or treatment with anti-hypertensive medication
Hypertriglyceridemia		TG≥150 mg/dL
Low HDL		HDL<40 mg/dL
Impaired glucose		FPG≥100 mg/dL or known T2DM

IDF, International Diabetes Federation; WC, waist circumference; SBP, systolic blood pressure; DBP, diastolic blood pressure; TG, triglyceride; HDL, high-density lipoprotein; FPG, fasting plasma glucose; T2DM, type 2 diabetes mellitus.