What Is A1C Test and What Is eAG?

Q:
What is A1C test and what is eAG?

A:
The A1C test measures the average amount of sugar attached to the hemoglobin part of red blood cells, and it is expressed in percentage values. However, the eAG, estimated average glucose, is a new term introduced, which is expressed either in mg/dL or mmol/L.

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