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Table 1 Description of the children enrolled in the study. Data are expressed as n (%) or otherwise indicated

From: A shared protocol for porcine surfactant use in pediatric acute respiratory distress syndrome: a feasibility study

Descriptive variables Overall, n = 69 Death, n = 11 (15.9) Survival, n = 58 (84.1)
Age, dd median (IQR) 115 (56.5–265) 158 (67.5–467.5) 109 (53.7–258.5)
Weight, kg median (IQR) 5 (4–7.2) 6 (4.6–7.45) 4.95 (4–7)
Gender (F/M) 1.5 (42/27) 1.2 (6/5) 1.6 (36/22)
Study year
 2014 18 (26.1) 3 (16.7) 15 (25.9)
 2015 15 (21.7) 1 (6.7) 14 (24.1)
 2016 25 (36.2) 5 (20) 20 (34.5)
 2017 11 (15.9) 2 (18.2) 9 (15.5)
Comorbidity 27 (39.1) 10 (37.0) 17 (63.0)
 Neurologic 6 (22.2) 1 (16.7) 5 (83.3)
 Cardiac 11 (40.7) 5 (45.4) 6 (54.5)
 Respiratory 6 (22.2) 3 (50.0) 3 (50.0)
 Other 4 (14.8) 1 (25.0) 3 (75.0)
Preterm 17 (24.6) 2 (11.8) 15 (88.2)
 Severe (<  30 w GA) 9 (52.9) 1 (11.1) 8 (88.9)
 Moderate (30 < w GA < 35) 6 (35.3) 1 (16.7) 5 (83.3)
 Late (35 < w GA < 38) 2 (11.8) 0 2
Origin
 Other hospital 32 (46.4) 7 (21.9) 25 (78.1)
 Ward 15 (21.7) 2 (13.3) 13 (86.7)
 ER 10 (14.5) 2 (20.0) 8 (80.0)
 Other origin 12 (17.4) 0 12 (100)
Aetiology
 Medical 63 (91) 13 (20.6) 50 (79.4)
 Surgical 4 (5.8) 0 4 (100)
 Trauma 2 (2.9) 0 2 (100)
Underlying disease:
 Intrapulmonary 53 (76.8) 7 (13.2) 46 (66.7)
 Extrapulmunary 16 (23.2) 4 (25.0) 12 (75.0)
LOS, dd median (IQR) 19 (14–26) 21 (15–31) 17.5 (14–25.75)
Mechanical ventilation
 Before PICU admission 25 (43.9) 5 (20.0) 20 (80.0)
 On PICU admission 21 (36.8) 6 (28.6) 15 (71.4)
 During PICU stay 11 (19.3) 0 11 (100)
Type of MV
 ETI 26 (40.6) 7 (26.9) 19 (73.1)
 ETI + NIV 38 (59.4) 5 (13.2) 33 (86.8)
  1. dd days, IQR interquartile range, w GA weeks of gestational age, ER emergency room, LOS length of stay, ETI endotracheal intubation, NIV non invasive ventilation