Table 4 Neonatal outcomes of twin pregnancies with PPROM by membrane status.

From: Perinatal outcomes of twin pregnancies with preterm premature rupture of the membranes at 24–34 weeks’ gestation

Variable

PPROM (N = 180)

Non-PPROM (N = 180)

P

Patent ductus arteriosus

69 (38.5)

77 (43.0)

0.390

Intraventricular hemorrhage

13 (7.3)

15 (8.4)

0.694

Bronchopulmonary dysplasia

14 (7.8)

14 (7.8)

1.00

Necrotising enterocolitis

25 (14.0)

16 (8.9)

0.135

Sepsis

41 (22.9)

39 (21.8)

0.800

Respiratory failure

52 (29.1)

72 (40.2)

0.026

Severe pneumonia

12 (6.7)

17 (9.5)

0.333

Respiratory distress syndrome

54 (30.2)

66 (36.9)

0.179

Need for mechanical ventilation

81 (45.3)

104 (58.1)

0.015

Neonatal or foetal death

6 (3.3)

4 (2.2)

0.521

Discharge without severe morbidity

148 (82.2)

155 (86.1)

0.312

Discharge without moderate-severe morbidity

95 (52.8)

82 (45.6)

0.171

5-min Apgar score < 7

5 (2.8)

7 (3.9)

0.557

Admission to NICU

44 (24.6)

64 (35.8)

0.021

Neonatal hospital stay (d)

17 (10–27)

17 (10–30)

0.798

Birth weight (Kg)

1.74 (1.48–1.91)

1.77 (1.48–1.97)

0.579

Neonatal hospitalisation Cost (thousand CNY)

20 (11–34)

20 (12–35)

0.567

  1. Data are median (Q1-Q3) or N (%).
  2. GA gestational age, NICU neonatal intensive care unit, CNY China Yuan.