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Table 2 Patients’ characteristics before vs. after implementing lipid enemas (“intention to treat analysis”)

From: Lipid enemas for meconium evacuation in preterm infants – a retrospective cohort study

 

Before implementing lipid enemas

(n = 203)

After implementing lipid enemas

(n = 196)

P-value

Gestational age; mean (weeks)

27.1 (2.1)

27.0 (2.2)

0.67

Gestational age; median (weeks)

26.9 (23.3–31.9)

26.9 (23.4–31.9)

Birth weight; mean (g)

764.5 (214.4)

782.3 (210.0)

0.41

Birth weight; median (g)

745.0 (280–1340)

772.5 (240–1240)

Male

103/203 (50.7%)

98/196 (50.0%)

0.88

Small for gestational age

84/203 (41.4%)

79/196 (40.3%)

0.83

Multiple births

86/203 (42.4%)

67/196 (34.2%)

0.09

Caesarean section

187/203 (92.1%)

181/196 (92.3%)

0.93

Antenatal corticosteroid therapy

190/203 (93.6%)

175/196 (89.3%)

0.12

Pre-eclampsia

13/203 (6.4%)

18/196 (9.2%)

0.30

Oligohydramnios

16/203 (7.9%)

6/196 (3.1%)

0.04

Chorioamnionitis

48/203 (23.6%)

37/196 (18.9%)

0.25

Apgar 1

5 (0–9)

6 (0–9)

0.04

Apgar 5

8 (0–10)

8 (2–10)

0.84

Apgar 10

9 (1–10)

9 (4–10)

0.23

pH at birth

7.3 (6.83–7.49)

7.3 (6.85–7.48)

0.85

No. of surfactant doses

1 (0–6)

1 (0–5)

0.45

Moderate or severe BPD

32/203 (15.8%)

29/196 (14.8%)

0.79

Treatment with dexamethasone for BPD

16/203 (7.9%)

13/196 (6.6%)

0.63

Treatment with hydrocortisone:

 for arterial hypotension

30/203 (14.8%)

25/196 (12.8%)

0.56

 for BPD prophylaxis

1/203 (0.5%)

99/196 (50.5%)

< 0.01

Treatment w. inhaled budesonide during first 14 days

66/203 (32.5%)

39/196 (19.9%)

< 0.01

PDA treatment with Indomethacin

90/203 (44.3%)

27/196 (13.8%)

< 0.01

PDA treatment with Ibuprofen

44/203 (21.7%)

46/196 (23.5%)

0.67

PDA ligation

5/203 (2.5%)

2/196 (1.0%)

0.27

IVH grades 1 to 3

32/203 (15.8%)

25/196 (12.7%)

0.39

Periventricular hemorrhagic infarction

9/203 (4.4%)

11/196 (5.6%)

0.59

PVL

5/203 (2.5%)

2/196 (1.0%)

0.27

ROP treatment (laser/antibody)

4/203 (2.0%)

4/196 (2.0%)

0.96

Fed predominantly with EBM during first 14 days

107/203 (52.7%)

134/196 (68.4%)

< 0.01

Duration of hospital stay (days)

74 (1–232)

72 (1–232)

0.69

Weight at discharge (g)

2523.4 (887.7)

2566.5 (819.7)

0.58

Mortality

20/203 (9.9%)

17/196 (8.7%)

0.69

  1. Data presented as mean (± standard deviation); median (minimum and maximum), or as the number of patients with percentages in parenthesis. BPD Bronchopulmonary dysplasia, DOL Day of life, EBM Expressed breast milk, IVH Intraventricular hemorrhage, PDA Patent ductus arteriosus, PVL Periventricular leukomalacia, ROP Retinopathy of prematurity