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Table 1 Comparison of baseline characteristics in survivors and non-survivors

From: Clinical outcomes of extracorporeal membrane oxygenation in acute traumatic lung injury: a retrospective study

Pre-ECMO

Total

Survivors

Non-survivors

P

Variables

n = 42 (%)

n = 34 (81%)

n = 8 (19%)

Sex

   

0.564

 Male

37 (88.1)

29 (69)

8 (19)

 

 Female

5 (11.9)

5 (11.9)

0 (0)

 

Age (years), median (IQR)

41 (18.75–52.75)

39 (18.75–48.0)

49.5 (24.5–59.0)

0.378

BMI (kg/m2), median (IQR)

22.3 (20.7–24.0)

22.5 (21.1–24.5)

21.1(16.7–21.9)

0.277

Comorbidity

 Diabetes

5 (11.9)

5 (11.9)

0 (0)

0.327

 Hypertension

6 (14.3)

5 (11.9)

1 (2.4)

0.681

 Liver cirrhosis

2 (4.8)

0 (0)

2 (4.8)

0.033*

 Asthma

1 (2.4)

0 (0)

1 (2.4)

0.190

CPR

21 (50)

16 (38.1)

5 (11.9)

0.348

MV before ECMO, median days (IQR)

1 (1–2.25)

1 (1–1.25)

1 (1–5.25)

0.270

Door to ECMO, median hours (IQR)

3.5 (2–81)

3.5 (2.2–81)

e

0.328

ECMO within 24 h

28 (67)

23 (58)

5 (11.9)

0.543

Surgical procedures

17 (40.5)

13 (31)

4 (9.5)

0.411

e Surgical procedures with ECMO

6 (14.3)

6 (14.3)

0 (0)

 

 Thoracic/abdominal/neuro/skeletal

4 /0 /0 /2

4 /0 /0 /2

0 /0 /0 /0

 

 ECMO after surgical procedures

11 (26.2)

7 (16.7)

4 (9.5)

 

 Thoracic/abdominal/neuro/skeletal

3 /4 /1 /3

3 /1 /1 /2

0 /3 /0 /1

 

IS, mean (range)

4.28 (0–44.44)

4.64 (0–44.44)

2.75 (0–22.0)

0.680

VIS, mean (range)

61.09 (0–446.0)

35.68 (0–285.0)

169.09 (0–446.0)

0.001*

SOFA score, mean (range)

11.50 (4.0–19.0)

11.23 (4.0–16.0)

12.62 (8.0–19.0)

0.289

SAPSII score, mean (range)

54.57 (26.0–86.0)

51.08 (26.0–84.0)

69.37 (42.0–86.0)

0.010*

Trauma types

   

0.569

 Car accident

9 (21.4)

8 (19)

1 (2.4)

 

 Near drowning

18 (42.9)

15 (35.7)

3 (7.1)

 

 Gunshot wound

1 (2.4)

1 (2.4)

0 (0)

 

 Intoxication

2 (4.8)

1 (2.4)

1 (2.4)

 

 Crushing injury

5 (11.9)

3 (7.1)

2 (4.8)

 

 Fall down

4 (9.5)

4 (9.5)

0 (0)

 

 Hanging

1 (2.4)

1 (2.4)

0 (0)

 

 Stabbed wound

2 (4.8)

1 (2.4)

1 (2.4)

 

Associated injury

   

0.042*

 Thorax

20 (47.6)

17 (40.5)

3 (7.1)

 

 T + head

5 (11.9)

4 (9.5)

1 (2.4)

 

 T + abdomen

1 (2.4)

0 (0)

1 (2.4)

 

 T + H + A + pelvis

1 (2.4)

1 (2.4)

0 (0)

 

 T + H + A + P + MSI

2 (4.8)

2 (4.8)

0 (0)

 

 T + H + A + MSI

3 (7.1)

3 (7.1)

0 (0)

 

 T + H + MSI

1 (2.4)

1 (2.4)

0 (0)

 

 T + A + P + MSI

1 (2.4)

1 (2.4)

0 (0)

 

 T + A + P

1 (2.4)

0 (0)

1 (2.4)

 

 T + P + MSI

1 (2.4)

0 (0)

1 (2.4)

 

 T + MSI

5 (11.9)

5 (11.9)

0 (0)

 

 A

1 (2.4)

0 (0)

1 (2.4)

 

ECMO equipment

   

0.873

 EBS

6 (14.3)

5 (11.9)

1 (2.4)

 

 PLS

36 (85.7)

29 (69)

7 (16.7)

 
  1. Abbreviations: A abdomen, BMI body mass index, CPR cardiopulmonary resuscitation, ECMO extracorporeal membrane oxygenation, H head, IQR interquartile range, IS inotropic score dopamine (mcg/kg/min) + dobutamine (mcg/kg/min) + 100 x epinephrine (mcg/kg/min) + 100, MSI musculoskeletal injury, MV mechanical ventilation, P pelvis, SAPSII Simplified Acute Physiology Score II, SOFA Sequential Organ Failure Assessment, T thorax, VIS Vasoactive-Inotropic Score IS + 100 x norepinephrine(mcg/kg/min) + 10 x milrinone (mcg/kg/min) + 10,000 x vasopressin (Units/kg/min)
  2. *Statistically significant, P < 0.05