p-value 2/8/2020 2/8/2019 p-value 2/1/2020 2/1/2019 Characteristic
NS 225 252 NS 222 211 Deliveries (n)
NS 42.7 43.7 NS 42.8 44.5 Spontaneous onset of labor (%)
NS 2.2 3.2 NS 5.4 6.6 Intrapartum fever (%)
NS 84 69 NS 68 79 2nd stage of labor (min)
NS 4.0 4.0 NS 0.9 1.9 Delivery <34 weeks (%)
NS 13.8 12.7 NS 9.9 14.2 Delivery <37 weeks (%)
NS 8.4 10.3 NS 11.3 7.1 Delivery >41 weeks (%)
NS 67.1 63.1 NS 59 64.5 NVD (%)
NS 7.1 7.9 NS 7.7 8.0 OVD (%)
NS 25.8 29.0 NS 33.3 27.5 CD (%)
NS 3086 3105 NS 3174 3093 Birthweight (g)
NS 8.0 6.7 NS 3.6 6.6 Composite neonatal* (%)