Appendix C: Criteria for the diagnosis of prediabetes and diabetes.

Prediabetes Diabetes
A1C 5.7-6.4% > 6.5%
FPG 100-125 mg/dL > 126 mg/dL
OGTT 140-199 mg/dL > 200 mg/dL

Note: In the absence of unequivocal hyperglycemia, results should be confirmed by repeat testing. Adapted from ADA [6].

Abbreviations: A1c: Hemoglobin A1c; FPG: Fasting Plasma Glucose; OOGT: Oral Glucose Tolerance Test