FBG and OGTT mean blood glucose values among participants (N=582)
| Variable tested | Frequency (%) | Mean blood glucose | SD |
| Fasting blood glucose (FBG) | |||
| FBG for all participants | 582 (100) | 4.5 | ±0.9 |
| Participants with normal FBG (<5.1 mmol/L) | 428 (73.5) | 3.2 | ±0.6 |
| Participants with abnormal FBG (GDM: 5.1–6.9 mmol/L) | 154 (26.5) | 6.1 | ±1.2 |
| OGTT | |||
| OGTT for all participants | 582 (100) | 4.8 | ±3.0 |
| Participants with normal OGTT (<8.5 mmol/L) | 422 (72.5) | 6.2 | ±1.9 |
| Participants with abnormal OGTT (GDM >8.5 mmol/L) | 160 (27.5) | 8.9 | ±2.4 |
GDM, gestational diabetes mellitus; OGTT, oral glucose tolerance test.