Screening tests used | Pregestational diabetes (n = 37) | GDM < 24 weeks (n = 25) | GDM ≥ 24 weeks (n = 45) |
---|---|---|---|
FPG | 35% (13) | 32% (8) | 0 |
HbA1c | 14% (5) | 4% (1) | 2% (1) |
Random glycaemia | 35% (13) | 28% (7) | 0 |
Glycosuria | 30% (11) | 4% (1) | 0 |
Combination of tests | 14% (5) | 52% (13) | 9% (4) |
Combination of GCT and OGTT | |||
≥ 130 mg/dl | 0 | 8% (2) | 16% (7) |
≥ 140 mg/dl | 0 | 40% (10) | 64% (29) |
One-step OGTT | |||
75 g | 0 | 24% (6) | 27% (12) |
100 g | 0 | 12% (3) | 0 |