Table 1.

Clinical characteristics of ARDS patients.

PaO2/FiO2 ratio [mmHg]	82 ± 30
Positive end-expiratory pressure (PEEP) [mbar]	16 ± 4
Venous admixture [%]	45 ± 11
Compliance [mL/mbar]	26 ± 15
Lung injury score (LIS)	3.4 ± 0.4
ECMO therapy [%]	50
In-hospital mortality [%]	53.6
Simplified acute physiology score (SAPS)	63.5 ± 13.6
Sepsis-related organ failure assessment (SOFA)	15.1 ± 3.2

Means ± SD from 28 patients with ARDS. Data were obtained within 24 hours of admission.