Table 4 neonatal outcomes of singleton pregnancies according to maternal pre-pregnancy BMI
Normal weight | Obesity | p | |
|---|---|---|---|
N = 11,316 | N = 2886 | ||
N (%) | N (%) | ||
Birth weight (grams) (mean ± sd) | 3233 ± 568 | 3313 ± 688 | < 0.001 |
Birth weight (grams) | < 0.001 | ||
[2500–3800[ | 8981 (79.4) | 2011 (69.7) | |
< 2500 | 850 (7.5) | 252 (8.7) | |
> 3800 | 1485 (13.1) | 623 (21.6) | |
pH at ombilical cord | < 0.001 | ||
pH < 7 | 36 (0.3) | 19 (0.7) | |
pH [1, 7] | 150 (1.4) | 64 (2.3) | |
pH]7.1–7.2[ | 709 (6.4) | 179 (6.3) | |
pH ≥ 7.2 | 10,185 (91.9) | 2558 (90.7) | |
Apgar score < 7 at 5 min | 132 (1.2) | 68 (2.4) | < 0.001 |
Neonatal transfer | < 0.001 | ||
Neonatal reanimation unit | 443 (3.9) | 175 (6.1) | |
Intensive care unit | 622 (5.5) | 223 (7.8) | |
Other specialized services | 65 (0.6) | 20 (0.7) |