Fig. 1

Early-pregnancy glycated hemoglobin (HbA_1c) in relation to standardized values of plasma glucose concentrations at 0 h, 1 and 2 h timepoints of a 2-h 75 g oral glucose tolerance test at 12 to 16 weeks’ gestation in 1394 Finnish women. The results were adjusted for pre-gestational BMI and family history of type 2 diabetes