Table 1 Patients’ characteristics.

From: Prone positioning may increase lung overdistension in COVID-19-induced ARDS

Sex

Age (years)

BMI (kg/m2)

DP (cm H2O)a

Respiratory system compliance (ml/cm H2O)b

Duration of mechanical ventilation at recruitment (days)

M

44

30.0

14.0

26

3

F

70

24.2

11.8

26

3

F

79

35.3

10.7

26

1

F

67

33.2

7.3

36

1

M

57

31.4

6.5

60

9

M

73

33.9

6.6

54

2

M

52

35.5

7.8

48

10

M

53

34.7

5.7

65

4

M

66

27.1

9.8

43

0

M

79

30.8

8.2

41

0

Mean

64.0

31.6

8.8

42.5

3.3

SD

12.0

3.7

2.7

14.2

3.5

  1. BMI  body mass index, DP driving pressure.
  2. aAt PEEP of 12 cm H2O in supine position.
  3. bAt PEEP of 12 cm H2O in supine position.