Seventy seven (23.8%) infants had a birth weight > 4000 g,
including 23 (7.1%) weighing > 4500 g. First, second,
and third trimester HbA1c and mean HbA1c during pregnancy were slightly but significantly
higher in the women with a macrosomic infant (mean HbA1c during pregnancy 6.4% (SD 0.9%) v 6.0% (0.9%); P = 0.001).