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
| Normal | Abnormal | P * | |
|---|---|---|---|
| n | 473 | 132 | |
| History | |||
| Prior GDM (%) | 14.8 | 19.1 | 0.233 |
| Prior macrosomia (%) | 5.7 | 7.6 | 0.416 |
| Family history of diabetes (%) | 56.6 | 60.5 | 0.541 |
| Parity | 2.2 ± 1.3 | 2.5 ± 1.6 | 0.060 |
| Age (years) | 32.7 ± 4.5 | 32.2 ± 5.6 | 0.651 |
| Prepregnancy BMI (kg/m2) | 25.8 ± 5.5 | 28.1 ± 6.1 | <0.001 |
| Weight gain (kg) | 11.9 ± 4.6 | 12.6 ± 5.1 | 0.457 |
| Antenatal glucose metabolism | |||
| Gestational age at diagnosis of GDM | 27.3 ± 6.1 | 24.2 ± 7.8 | <0.001 |
| Insulin therapy (%) | 141.0 | 64.1 | <0.001 |
| apOGTT fasting (mg/dl) | 88 ± 14 | 96 ± 20 | <0.001 |
| apOGTT 1 h | 191 ± 22 | 211 ± 34 | <0.001 |
| apOGTT 2 h | 144 ± 31 | 166 ± 41 | <0.001 |
| Highest fasting glucose in profiles during pregnancy (mg/dl) | 87 ± 11 | 90 ± 14 | 0.341 |
| Delivery | |||
| Gestational age at delivery | 39.5 ± 1.4 | 38.9 ± 2.3 | 0.005 |
| Macrosomia (>90th percentile) (%) | 8.9 | 16.0 | 0.022 |
| ppOGTT | |||
| Time point (month pp) | 3.7 ± 3.1 | 5.4 ± 6.7 | 0.186 |
| ppOGTT fasting (mg/dl) | 84 ± 9 | 100 ± 25 | <0.001 |
| ppOGTT 1 h | 148 ± 31 | 199 ± 45 | <0.001 |
| ppOGTT 2 h | 104 ± 19 | 158 ± 38 | <0.001 |
Data are means ± SD or %.
*P values (two-sided): χ2 test or Mann-Whitney U test, respectively. ap, antepartum; pp, postpartum.