Table 2.
Comparison of the characteristics between women with a normal OGTT and women with glucose intolerance/diabetes postpartum.
| Normal N = 94 (55.6%) |
Glucose intolerance/diabetes N = 75 (44.4%) |
P value | |
|---|---|---|---|
| Age mean years | 31.8 ± 4.8 | 32.9 ± 4.6 | 0.141 |
| BMI kg/m² at first prenatal visit (median) | 24.1 (21.5–28.9) | 27.8 (22.9–30.7) | 0.019 |
| % overweight at first prenatal visit | 25.3 | 39.7 | 0.009 |
| % obese at first prenatal visit | 19.5 | 27.4 | 0.037 |
| % excessive weight gain | 31.3 | 23.0 | 0.241 |
| % BME | 24.5 | 45.3 | 0.004 |
| % smoking before pregnancy | 3.2 | 1.3 | 0.713 |
| % first degree family member with T2DM | 16.0 | 14.7 | 0.095 |
| % history of GDM | 5.3 | 17.3 | 0.016 |
| % history of PCOS | 2.1 | 2.7 | 0.905 |
| % history of hypertension | 3.2 | 5.3 | 0.569 |
| % history of dyslipidaemia | 3.2 | 1.3 | 0.261 |
| % multipareous | 26.6 | 44.0 | 0.028 |
| % breastfeeding | 77.7 | 73.0 | 0.536 |
| % progestin-only oral contraceptive | 62.5 | 67.8 | 0.527 |
| Result GCT mg/dL (median) | 159.0 (149.5–175.5) | 168.0 (153.0–190.0) | 0.007 |
| Week at diagnosis of GDM (median) | 27.0 (25.0–29.0) | 26.0 (25.0–28.0) | 0.030 |
| % ≥4 values abnormal on 100 g OGTT | 9.1 | 19.1 | 0.069 |
| Median fasting 100 g OGTT mg/dL | 88.0 (81.0–99.0) | 94.5 (84.2–101.7) | 0.006 |
| Median 1 h 100 g OGTT mg/dL | 188.0 (167.0–199.0) | 191.5 (170.2–205.5) | 0.312 |
| Median 2 h 100 g OGTT mg/dL | 168.0 (158.0–181.0) | 175.0 (162.0–198.0) | 0.003 |
| Median 3 h 100 g OGTT mg/dL | 144.0 (122.0–159.0) | 151.5 (128.5–166.0) | 0.058 |
| HbA1c % (median) | 5.3 (5.1–5.5) | 5.4 (5.2–5.7) | 0.443 |
| % corticoid treatment | 5.3 | 9.3 | 0.590 |
| % insulin | 24.5 | 33.8 | 0.203 |
| Weeks start insulin (median) | 30.0 (28.0–32.0) | 29.0 (26.0–32.0) | 0.367 |
| % bolus-basal injections | 17.4 | 52.0 | 0.032 |
BME: ethnic minority backgrounds; T2DM: type 2 diabetes; GDM: gestational diabetes; GCT: glucose challenge test: OGTT: oral glucose tolerance test; PCOS: polycystic ovary syndrome.