HbA1c presents low sensitivity as a post-pregnancy screening test for both diabetes and prediabetes in Greek women with history of gestational diabetes mellitus

Women with a history of gestational diabetes mellitus (GDM) are at increased risk for type 2 diabetes (T2D). It is thus recommended that an oral glucose tolerance test (OGTT) be performed after delivery. Recently, the use of glycated haemoglobin A1c (HbA1c) has been proposed as a simpler and faster method to diagnose glucose disorders. The aim of this study was to investigate whether HbA1c measurement can replace OGTT in the detection of...