Ethnicity | | |
Muslim | 1.18 (0.98 to 1.43) | 1.28 (1.04 to 1.57) |
Jewish | 1.0 | 1.0 |
Week starting prenatal care | | |
0–12 | 1.0 | 1.0 |
13–20 | 1.18 (0.91 to 1.52) | 1.06 (0.79 to 1.39) |
>20 or no prenatal care | 1.67 (1.23 to 2.24) | 1.45 (1.03 to 2.02) |
Unknown | 2.51 (1.77 to 3.53) | 2.45 (1.65 to 3.59) |
Antenatal steroid treatment | | |
Yes | 1.0 | 1.0 |
Partial | 1.04 (0.82 to 1.31) | 0.97 (0.75 to 1.24) |
None | 1.89 (1.58 to 2.27) | 1.80 (1.48 to 2.19) |
Unknown | 1.11 (0.30 to 3.46) | 1.23 (0.31 to 4.12) |
Plurality | | |
Singleton | 1.0 | 1.0 |
Multiple | 1.30 (1.10 to 1.54) | 1.32 (1.10 to 1.59) |
Mode of delivery | | |
Vaginal | 1.0 | 1.0 |
Caesarean section | 0.55 (0.46 to 0.65) | 0.57 (0.47 to 0.68) |
Gestational age | | |
(Decrease of 1 week) | 1.27 (1.19 to 1.35) | 1.41 (1.31 to 1.52) |
Birth weight | | |
(Decrease of 100 g) | 1.33 (1.25 to 1.42) | 1.31 (1.22 to 1.41) |
Intrauterine growth | | |
AGA/LGA | 1.0 | 1.0 |
SGA | 1.48 (1.11 to 1.98) | 1.54 (1.12 to 2.12) |
Sex | | |
Female | 1.0 | 1.0 |
Male | 1.28 (1.09 to 1.50) | 1.37 (1.15 to 1.63) |
One minute Apgar score | | |
0–3 | 4.12 (3.27 to 5.20) | 3.46 (2.68 to 4.45) |
4–7 | 2.03 (1.65 to 2.50) | 1.80 (1.43 to 2.25) |
>7 | 1.0 | 1.0 |
Unknown | 2.32 (1.39 to 3.81) | 1.87 (1.06 to 3.23) |
Congenital malformations | | |
No | 1.0 | Excluded |
Yes | 3.85 (2.96 to 5.00) | |
Goodness of fit test | 0.99 | 0.33 |