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. 2023 Oct 13;15(20):4362. doi: 10.3390/nu15204362

Table 1.

Diagnostic criteria for prediabetes and type 2 diabetes mellitus (T2DM).

Prediabetes [3] T2DM [2]
Fasting Blood Glucose (FBG) 6–6.9 mmol/L (100–125 mg/dL) >7 mmol/L (126 mg/dL)
HbA1c 5.7−6.4% (39–46 mmol/mol) >6.5% (48 mmol/mol)
Oral glucose tolerance test
(2-h plasma glucose)
7.8–11.0 mmol/L (140–199 mg/dL) >11.1 mmol/L (200 mg/dL)