Table 4. The incidence of secondary outcomes according to the pre-pregnancy BMI and the GDM status.
| BMI ≤24.9kg/m2 | BMI 25–29.9kg/m2 | BMI ≥30kg/m2 | |||||||
|---|---|---|---|---|---|---|---|---|---|
| n = 10332 | n = 8732 | n = 5513 | |||||||
| No GDM | GDM | No GDM | GDM | No GDM | GDM | ||||
| n (%) | 8573(83.0) | 1759(17.0) | p-value* | 6848(78.4) | 1884(21.6) | p-value* | 3476(63.1) | 2037(36.9) | p-value* |
| Delivery induction | 1430(16.7) | 392(22.3) | <0.001 | 1333(19.5) | 499(26.5) | <0.001 | 895(25.7) | 739(36.3) | <0.001 |
| Preterm delivery | 313(3.7) | 82(4.7) | 0.044 | 221(3.2) | 95(5.0) | <0.001 | 141(4.1) | 113(5.7) | 0.011 |
| 5min Apgar <7 | 52(0.6) | 20(1.1) | 0.015 | 63(0.9) | 14(0.7) | 0.467 | 41(1.2) | 25(1.2) | 0.875 |
| Neonatal hypoglycemia | 125(1.5) | 224(12.7) | <0.001 | 110(1.6) | 257(13.6) | <0.001 | 71(2.0) | 313(15.4) | <0.001 |
| Perinatal mortality | 19(0.2) | 4(0.2) | 0.963 | 15(0.2) | 8(0.4) | 0.123 | 11(0.3) | 7(0.3) | 0.864 |
Data are n (%)
*comparison within the same weight group