BL | ALI | PEEP-0 | PEEP-5 | PEEP-10 | PEEP-15 | |
PaO2/FiO2 (torr) | 485 ± 28** | 68 ± 3 | 269 ± 49** | 274 ± 53** | 320 ± 50** | 401 ± 46** |
Qs/Qt(%) | 20.5 ± 5** | 48 ± 3 | 33 ± 3** | 33 ± 3** | 30 ± 2** | 24 ± 2** |
pH | 7.39 ± 0.01 | 7.28 ± 0.02 | 7.26 ± 0.03 | 7.26 ± 0.03 | 7.27 ± 0.04 | 7.29 ± 0.1 |
PaCO2 (torr) | 42 ± 2 | 44 ± 4 | 47 ± 5 | 48 ± 5 | 47 ± 6 | 45 ± 5 |
PIP (cmH2O) | 26.1 ± 1** | 38.5 ± 2.4 | 52.6 ± 1.6* | 43 ± 2.4* | 35 ± 0.8 | 39.5 ± 0.9 |
Pplat(crnH2O) | 17.1 ± 1** | 31.6 ± 2.3 | 25.6 ± 1.7* | 25.6 ± 1.4* | 27.3 ± 1.1* | 32.6 ± 1.2 |
Paw (cmH2O) | 9.3 ± 0.2** | 14.1 ± 0.47 | 12.8 ± 0.3 | 14 ± 0.2** | 17 ± 0.2* | 21.5 ± 0.2* |
Cstat† | 1.3 ± 0.1** | 0.67 ± 0.04 | 0.71 ± 0.04 | 0.82 ± 0.1* | 0.95 ± 0.1* | 0.94 ± 0.1* |
Rawm†† | 20 ± 3.9* | 25.5 ± 4.4 | 30.6 ± 4.6* | 26.5 ± 3.1 | 21.1 ± 3.4 | 21 ± 4.1 |