Skip to main content

Table 1 Univariate analysis of perinatal factors

From: The variation of antenatal corticosteroids administration for the singleton preterm birth in China, 2017 to 2018

Variables

ACS n(%)

No ACS n(%)

P value

n

6325

2564

 

Primigravida

1794/6321(28.4)

744/2564(29.0)

0.548

Regular prenatal care

6262/6317(99.1)

2486/2546(97.6)

 < 0.001

Preclampsia

1344/6306(21.3)

379/2542(14.9)

 < 0.001

GDM

898/6306(14.2)

354/2544(13.4)

0.691

PROM > 18 h

2138/6238(34.3)

459/2514(18.3)

 < 0.001

Maternal Antibiotics

2421/5775(41.9)

469/2374(19.8)

 < 0.001

Cesarean section

3402/5943(57.2)

1201/2308(52.0)

 < 0.001

Gestational age (week)

31.2 ± 1.9

31.4 ± 2.1

 < 0.001

Birth weight (gram)

1608 ± 404

1686 ± 443

 < 0.001

Male

3562/6325(56.3)

1472/2564(57.4)

0.346

SGA

895/6325(14.2)

297/2564(11.6)

0.001

1’ Apgar ≤ 3

244/6316(3.86)

164/2553(6.42)

 < 0.001

5’ Apgar ≤ 3

54/6209(0.87)

33/2451(1.35)

0.045

TRIPS (6300/2558)

12.5 ± 10.0

13.2 ± 11.1

0.006

Death or BPD

1427/12184(11.7)

588/4861(12.1)

0.483

Death

492/12184(4.0)

263/4861(5.4)

 < 0.001

BPD

1053/11058(9.5)

396/4442(8.9)

0.240

Invasive Ventilation

2709/12184(22.2)

1231/4861(25.3)

 < 0.001

  1. ACS Antenatal corticosteroids, GDM Gestational diabetes mellitus, PROM Prelabor rupture of membranes, SGA Small for gestational age, TRIPS Transport risk index of physiologic stability, BPD Bronchopulmonary dysplasia