Obesity or diabetes: which is more hazardous to the health of the offspring?

Objective: To examine impact on perinatal outcome of untreated gestational diabetes (GDM) and non-diabetics stratified by body mass index (BMI).Research design and methods: This is a secondary analysis of our investigation of the consequences of not treating GDM. We evaluated 555 untreated GDMs matched to 1100 non-diabetics. BMI was determined using subjects’ recalled pre-pregnancy weight. A primary composite variable consisted of stillbirth,...