Additional file 1 of Association between serum lipid profile during the first and second trimester of pregnancy as well as their dynamic changes and gestational diabetes mellitus in twin pregnancies: a retrospective cohort study

Additional file 1: Table S1. Logistics regression analysis of the risk of twin pregnancies GDM based on lipid stratification in the first trimester. Table S2. Logistics regression analysis of the risk of twin pregnancies GDM based on lipid stratification in second trimester.