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Table 1 Baseline characteristics of the survivors and non-survivors with acute respiratory distress syndromea

From: Validation of age, PaO2/FlO2 and plateau pressure score in Korean patients with acute respiratory distress syndrome: a retrospective cohort study

 

Survivor(n = 32)

Non-survivor(n = 84)

p-value

Male, N(%)

24 (75.0)

57 (67.9)

0.454

Age, mean ± SD

64.5 ± 17.1

66.7 ± 13.2

0.459

Underlying disease, N(%)

 Diabetes

7 (21.9)

24 (28.6)

0.466

 Hypertension

12 (37.5)

26 (31.0)

0.502

 Tuberculosis

1 (3.1)

10 (11.9)

0.285

 Chronic liver disease

1 (3.1)

5 (6.0)

1.000

Cause of ARDS, N(%)

 Pneumonia

25 (78.1)

63 (75.0)

0.812

 Aspiration

3 (9.4)

5 (6.0)

0.683

 Sepsis

3 (9.4)

8 (9.5)

1.000

 Transfusion

0 (0)

1 (1.2)

1.000

 Others

1 (3.1)

7 (8.3)

0.442

Disease severity, mean ± SD

 SAPS II

75.0 ± 22.0

79.0 ± 19.4

0.338

 APACHE II

31.8 ± 8.5

35.2 ± 8.1

0.047

 SOFA

13.7 ± 4.0

13.6 ± 3.9

0.874

 APPS, median ± IQR

5.0, 4.3–6.0

6.0, 5.0–7.0

< 0.001

Physiological parameters, mean ± SD

 pH, median ± IQR

7.4, 7.3–7.4

7.3, 7.3–7.4

0.066

 PaCO2

43.5 ± 14.6

45.8 ± 13.6

0.430

 PaO2/FiO2

111.5 ± 40.8

103.4 ± 36.0

0.294

Ventilator parameters, mean ± SD

 Tidal volume (mL/kg PBW)

7.1 ± 2.1

7.5 ± 2.6

0.503

 Minute ventilation(L/min)

10.4 ± 3.5

10.0 ± 3.5

0.649

 FIO2

0.76 ± 0.18

0.82 ± 0.19

0.166

 PEEP (cmH2O)

7.2 ± 2.4

7.3 ± 2.6

0.859

 Pmax (cmH2O)

23.7 ± 4.9

24.7 ± 4.8

0.298

  1. Abbreviation: APACHE acute physiology and chronic health evaluation, APPS age, PaO2/FlO2, and plateau pressure score, IQR interquartile range, SAPS simplified acute physiology score, SOFA sequential organ failure assessment;
  2. a Data are presented as n (%) or mean ± SD or median ± IQR