Table 2.
Delivery characteristics and outcomes of infants born to mothers without and with obesity.
| Infants born to Mothers with BMI <30 kg/m2 (n = 7,459) | Infants born to Mothers with BMI ≥30 kg/m2 (n = 4,151) | p-value | Adjusted odds ratio [95% CI] | p-value | |
|---|---|---|---|---|---|
| Pre-term birth | 1,374 (18.4%) | 827 (19.9%) | <0.05 | 0.82 [0.74, 0.91] | <0.01 |
| Cesarean delivery | 2,741 (36.8%) | 2,145 (51.7%) | <0.01 | 1.54 [1.42, 1.67] | <0.01 |
| Gestational age (weeks) | 37.5 (3.1) | 37.3 (3.1) | <0.01 | ||
| Mean birth weight in grams (± SD) | 3,034.3 (770.9) | 3,103.4 (824.2) | <0.01 | ||
| Apgar score @ 5 mins | |||||
| 0–3 | 93 (1.3%) | 51 (1.2%) | ] <0.01 | ||
| 4–6 | 314 (4.2%) | 231 (5.6%) | |||
| 7–10 | 7,034 (94.3%) | 3,845 (92.6%) | |||
| Assisted ventilation in delivery room | 1,384 (18.6%) | 942 (22.7%) | <0.01 | 1.01 [0.91, 1.12] | 0.85 |
| NICU admission | 1,625 (21.8%) | 1,026 (24.7%) | <0.01 | 0.89 [0.81, 0.98] | 0.02 |