Table 3.

Recommended criteria for the diagnosis of prediabetes [B]

Test	Laboratory values
Fasting plasma glucose (FPG) (indicates IFG)	ADA IFG definition: 100–125 mg/dL (5.6–6.9 mmol/L)
	NICE/IEC/WHO/DC IFG definition: 110–125 mg/dL (6.1–6.9 mmol/L)
2-h plasma glucose (indicates IGT)	>140–199 mg/dL (7.8–11.0 mmol/L) after an OGTT (after 1.75 g/kg (max 75 g) anhydrous glucose dissolved in water)
HbA1c	ADA definition: A1c 5.7–6.4% (39–47 mmol/mol)
	NICE/IEC/DC definition: 6.0–6.4% (42–47 mmol/L)

ADA, American Diabetes Association; DC, Diabetes Canada; IEC, International Expert Committee; NICE, National Institute for Health and Care; WHO, World Health Organization.