Table 1.
Glucose metabolism results of the three study groups
| Group | NGT | Increment | Stock | P‐value |
|---|---|---|---|---|
| Cases | 1,475 | 116 | 92 | – |
| Age (years) | 28.71 ± 7.21 | 28.03 ± 8.93 | 29.12 ± 7.15 | 0.531 |
| FPG (mmol/L) | 4.67 ± 0.82a | 4.81 ± 0.74b | 5.23 ± 0.86ab | <0.001 |
| 1‐h PG (mmol/L) | 8.43 ± 1.43 | 9.82 ± 1.17 | 11.06 ± 1.36 | <0.001 |
| 2‐h PG (mmol/L) | 7.12 ± 1.58 | 8.37 ± 1.45 | 9.87 ± 1.52 | <0.001 |
| HbA1c (mmol/mol) | 34.6 ± 11.5 | 41.8 ± 15.2 | 49.3 ± 14.9 | <0.001 |
| AUCG (mmol/L × h) | 12.52 ± 6.81 | 17.31 ± 6.58 | 22.72 ± 7.37 | <0.001 |
| Prepregnancy BMI (kg/m2) | 20.6 ± 5.1 | 20.7 ± 4.4 | 21.1 ± 6.3 | 0.656 |
| Postpartum BMI (kg/m2) | 21.6 ± 3.2c | 22.3 ± 3.4d | 24.6 ± 4.3cd | <0.001 |
| Treatment methods | ||||
| Insulin | – | 2 | 21 | – |
| Non‐insulin | – | 114 | 71 | – |
P < 0.01 in fasting plasma glucose (FPG) and postpartum body mass index (BMI), P < 0.05 among all groups in 1‐h plasma glucose (PG), 2‐h PG, hemoglobin A1c (HbA1c) and area under the curve of glucose (AUCG). a,b,c,dThe differences between the values labeled with the same letter were observed through pairwise comparison. NGT, normal glucose tolerance.