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Table 1 Survival and incidence of late-onset sepsis among infants in each subgroup and period

From: Trends in the incidence and associated factors of late-onset sepsis associated with improved survival in extremely preterm infants born at 23–26 weeks’ gestation: a retrospective study

 

23–24 weeks’

gestation

25–26 weeks’

gestation

Total, 23–26 weeks’

gestation

P I

(n = 49)

P II

(n = 105)

P I

(n = 75)

P II

(n = 135)

P I

(n = 124)

P II

(n = 240)

Survival at discharge, n (%)

27 (55.1)

82 (78.1) *

67 (89.3)

123 (91.1)

94 (75.8)

205 (85.4) *

LOS infants, n (%)

17 (34.7)

26 (24.8)

24 (32.0)

12 (8.9) *

41 (33.1)

38 (15.8) *

LOS episodes, n

21

31

26

12 *

47

43 *

LOS rate/1000 hospital days

5.1

2.6 *

3.5

1.0 *

4.0

1.8 *

  1. P period, LOS late-onset sepsis
  2. *p < 0.05 compared to period I