Table 1 Baseline characteristics of patients

FiO₂

0.67

0.2

Tidal volume, ml

580

94

PEEP, cmH₂O

6

1.8

Vent rate, bpm

16

3.0

Duty cycle

0.44

0.1

PaO₂, kPa

13.49

7.4

PaCO₂, kPa

5.83

1.0

PF ratio, mmHg

171

113

SpO₂, %

92

7.6

pH

7.35

0.1

Base excess, mmol/l

-2.05

3.5

Haemoglobin, g/dl

11.5

2.4

Mean art. pressure, mmHg

95

14

Heart rate, bpm

93

9

Mean pulmonary art. pressure, mmHg

20

4

Cardiac output, l/min

5.4

0.7

EVLW, ml

708

155