Table 1 Basic characteristics of women with history of GDM
|  | Postpartum NLG (n = 362) | Postpartum DLG (n = 227) | P value |
|---|---|---|---|
Age (years) median (IQR) | 33 (30–36) | 34 (30.5–38) | 0.019* |
age ≥ 35, n/% | 149 /41.2% | 114/50.2% | 0.057 |
BMIa (kg/m2) median (IQR) | 21.49 (19.59–23.89) | 21.99 (20.04–23.82) | 0.082 |
BMIa ≥ 24 kg/m2, n /% | 81/24.6% | 57/23.9% | 0.375 |
Weight gain during pregnancy (kg) median (IQR) | 11 (8–14) | 11 (8.8–14.42) | 0.384 |
Family history of diabetes, n/% | 93 /63.3% | 54/36.7% | 0.582 |
Insulin history, n/% | 3/0.9% | 5/2.4% | 0.148 |
SBP (mmHg) median (IQR) | 117 (110–125) | 122 (122–129) | 0.01* |
DBP (mmHg) median (IQR) | 74 (68–79) | 74 (68–80) | 0.299 |
24–28 weeks during pregnancy | |||
 FPG (mmol/L), median (IQR) | 4.6 (4.3–4.9) | 4.6 (4.3–5.0) | 0.422 |
 1 h PG (mmol/L), median (IQR) | 9.8 (8.8–10.4) | 10.0 (9.1–10.6) | 0.01* |
 2 h PG (mmol/L), median (IQR) | 8.8 (8.4–9.3) | 8.8 (8.35–9.6) | 0.194 |
 HbA1C (%), median (IQR) | 5.0 (4.8–5.2) | 5.1 (4.8–5.3) | 0.03* |
 TC (mmol/L), median (IQR) | 6.0 (5.3–6.6) | 6.7 (6.0–7.5) | 0.00* |
 TG (mmol/l), median (IQR) | 2.15 (1.78–2.7) | 2.47 (1.91–3.17) | 0.00* |
 HDL-C (mmol/L), median (IQR) | 1.92 (1.72–2.16) | 1.96 (1.69–2.27) | 0.06 |
 LDL-C (mmol/L), median (IQR) | 3.28 (2.82–3.69) | 3.76 (3.29–4.29) | 0.00* |
 TG / HDL-C ratio | 1.13 (0.85–1.51) | 1.28 (0.91–1.75) | 0.003* |
At 6–12 weeks postpartum | |||
 FPG (mmol/l), median (IQR) | 4.7 (4.4–5.0) | 4.8 (4.6–5.2) | 0.00* |
 1 h PG (mmol/l), median (IQR) | 8.5 (7.6–9.4) | 9.1 (8.0–9.9) | 0.02* |
 2 h PG (mmol/l), median (IQR) | 6.9 (5.8–8.2) | 7.4 (6.4–8.4) | 0.029* |