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Table 3 Causes of death stratified by gestational age

From: Causes of death in very preterm infants cared for in neonatal intensive care units: a population-based retrospective cohort study

 

Gestational age group

Cause of death

22–25 weeks

26–28 weeks

29–31 weeks

All GA groups

Total number of neonates

n = 522

n = 1366

n = 2566

n = 4454

Total deaths

178 (341/1000)

118 (86/1000)

49 (19/1000)

345 (77/1000)

 Sepsis

28 (54/1000)

22 (16/1000)

5 (2/1000)

55 (12/1000)

 NEC

9 (17/1000)

23 (17/1000)

7 (3/1000)

39 (9/1000)

 Major IVH

61 (117/1000)

33 (24/1000)

5 (2/1000)

99 (22/1000)

 Respiratory

62 (119/1000)

23 (17/1000)

10 (4/1000)

95 (21/1000)

  HMD

47 (90/1000)

8 (6/1000)

0 (0/1000)

55 (12/1000)

  Pulm HTN

2 (4/1000)

4 (3/1000)

2 (1/1000)

8 (2/1000)

  Pulm Haem

6 (11/1000)

4 (3/1000)

2 (1/1000)

12 (3/1000)

  Pulm Hypopl

7 (13/1000)

6 (4/1000)

6 (2/1000)

19 (4/1000)

  PTX

0 (0/1000)

1 (1/1000)

0 (0/1000)

1 (0/1000)

 Perinatal Asphyxia

2 (4/1000)

9 (7/1000)

14 (5/1000)

25 (6/1000)

 Miscellaneous

16 (31/1000)

8 (6/1000)

8 (3/1000)

32 (7/1000)

 CLD

7 (13/1000)

1 (1/1000)

1 (<1/1000)

9 (2/1000)

  1. The number in parenthesis represents the cause-specific mortality rate (CMR) per 1000 infants