Liveborn, normal, singletons
|
n = 2078
|
n = 2162
| |
Birthweight, g
|
2979 ± 437 [1120–4480]
|
2989 ± 429 [710–4810]
|
0.422
|
Mean estimated gestation age, wks
|
39.1 ± 1.5 [28.1-43.4]
|
39.1 ± 1.4 [28.1-42.0]
|
0.701
|
Shoulder dystocia, % (n)
|
0.1% (2/2078*)
|
0.1% (3/2162)
|
1.000
|
Apgar1, median
|
9 [1–10], n = 2067
|
9 [1–10], n = 2148
|
0.004
|
Apgar5, median
|
10 [1–10], n = 2067
|
10 [1–10], n = 2148
|
0.002
|
Proportion Apgar5 <7, % (n)
|
0.8% (17/2067)
|
0.8% (18/2148)
|
1.000
|
Newborn resuscitation, % (n)
|
2.8% (59/2071)
|
1.6% (34/2162)
|
0.006
|
Post-partum haemorrhage, % (n)
|
8.3% (172/1904)
|
6.5% (141/2162)
|
0.030
|
Episiotomy, % (n)
|
5.1 (105/2048)
|
5.2 (110/2127)
|
1.000
|