Impact of mismatches in HbA1c vs glucose values on the diagnostic classification of diabetes and prediabetes.
A GonzalezY DengA N LaneD BenkeserX CuiL R StaimezC N FordF N KhanS C Markley WebsterA LeongP W F WilsonL S PhillipsMary K RheePublished in: Diabetic medicine : a journal of the British Diabetic Association (2019)
Measuring only HbA1c could lead to under-diagnosis in people with low mismatches and over-diagnosis in those with high mismatches. Additional oral glucose tolerance tests and/or fasting glucose testing to complement HbA1c in diagnostic classification should be performed in most individuals.