Table 1

Maternal characteristics and delivery data of 605 women after pregnancies with GDM with normal and abnormal ppOGTT performed within 1 year after delivery

NormalAbnormalP*
n473132
History
    Prior GDM (%)14.819.10.233
    Prior macrosomia (%)5.77.60.416
    Family history of diabetes (%)56.660.50.541
    Parity2.2 ± 1.32.5 ± 1.60.060
    Age (years)32.7 ± 4.532.2 ± 5.60.651
    Prepregnancy BMI (kg/m2)25.8 ± 5.528.1 ± 6.1<0.001
    Weight gain (kg)11.9 ± 4.612.6 ± 5.10.457
Antenatal glucose metabolism
    Gestational age at diagnosis of GDM27.3 ± 6.124.2 ± 7.8<0.001
    Insulin therapy (%)141.064.1<0.001
    apOGTT fasting (mg/dl)88 ± 1496 ± 20<0.001
    apOGTT 1 h191 ± 22211 ± 34<0.001
    apOGTT 2 h144 ± 31166 ± 41<0.001
    Highest fasting glucose in profiles during pregnancy (mg/dl)87 ± 1190 ± 140.341
Delivery
    Gestational age at delivery39.5 ± 1.438.9 ± 2.30.005
    Macrosomia (>90th percentile) (%)8.916.00.022
ppOGTT
    Time point (month pp)3.7 ± 3.15.4 ± 6.70.186
    ppOGTT fasting (mg/dl)84 ± 9100 ± 25<0.001
    ppOGTT 1 h148 ± 31199 ± 45<0.001
    ppOGTT 2 h104 ± 19158 ± 38<0.001
  • Data are means ± SD or %.

  • *P values (two-sided): χ2 test or Mann-Whitney U test, respectively. ap, antepartum; pp, postpartum.