Table 2.
Ventilation parameters and gas exchange after 24-h stabilization period at randomization
| avECCO2-R (n = 40) | Control (n = 39) | p | |
|---|---|---|---|
| PaO2/FIO2 | 152 ± 37 | 168 ± 37 | 0.044 |
| PaCO2 (mmHg) | 57.3 ± 12 | 54.3 ± 9 | 0.352 |
| Arterial pH | 7.34 ± 0.07 | 7.36 ± 0.07 | 0.317 |
| V T (ml/kg, PBW) | 5.9 ± 1.2 | 6.0 ± 0.6 | 0.495 |
| Minute ventilation (l/min) | 9.9 ± 1.6 | 9.8 ± 2.4 | 0.745 |
| Frequency/min | 22.4 ± 3 | 22.7 ± 3.5 | 0.854 |
| PEEP (cmH2O) | 16.1 ± 3 | 16.0 ± 3 | 0.898 |
| Plateau pressure (cmH2O) | 29.0 ± 5 | 28.0 ± 7 | 0.384 |
| Delta (PEEP-Plateau) (cmH2O) | 12.9 ± 4 | 12.4 ± 4 | 0.475 |
| FIO2 | 0.62 ± 0.2 | 0.53 ± 0.1 | 0.028 |
The data are presented as mean ± standard deviation