Table 2 Clinical characteristics of MIMIC (2001-12) encounters adjudicated as yes/no ARDS by the pipeline and a critical care physician

From: Open-source computational pipeline flags instances of acute respiratory distress syndrome in mechanically ventilated adult patients

Characteristic

ARDS

Not ARDS

Pipeline

Intensivist

Pipeline

Intensivist

Age at 1st ICU stay (years), median

[IQR]

number of encounters

64

[56–75]

41

62

[55–74]

31

66

[53.5–77]

59

67

[57–77]

69

PF ratio (mm Hg), median

[IQR]

total number of entries

215

[160–254]

8661

214

[160–252.5]

8003

296

[208.4–400]

1120

248.6

[207.6–340]

1778

Encounters that received Low Tidal Volume Ventilation at any time, n/N

(%)

16/36

(44.4%)

14/26

(53.8%)

6/41

(14.6%)

8/51

(15.7%)

Encounters with plateau pressure >30 cm H2O at any time, n/N

(%)

9/38

(23.7%)

9/28

(32.1%)

1/49

(2.0%)

1/59

(1.7%)

In-hospital mortality, n/N

(%)

4/41

(9.8%)

4/31

(12.9%)

7/59

(11.9%)

7/69

(10.1%)

ICU Length of Stay (days),

[IQR]

total number of ICU stays

6.8

[3.1–12.8]

47

7.8

[5.1–14.1]

36

2.3

[1.2–3.3]

65

2.3

[1.2–3.3]

76

  1. We take the age of hospital encounters as the age at the start of the 1st ICU stay, and the total number of PF ratio measurements and ICU stays across all encounters in each category.
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