Subject | PaO2/FIO2 | pH | PaCO2 mmHg | Tidal volume mL | Plateau pressure cmH2O | PEEP cmH2O | Driving pressure cmH2O | Respiratory system elastance cmH2O·L−1 | Chest wall elastance cmH2O·L−1 | Elastance ratio |
1 | 60 | 7.35 | 40 | 340 | 28 | 12 | 16 | 47 | 7 | 0.15 |
2 | 346 | 7.26 | 30 | 270 | 21 | 10 | 11 | 41 | 21 | 0.51 |
3 | 184 | 7.41 | 41 | 334 | 22 | 10 | 12 | 36 | 17 | 0.47 |
4 | 388 | 7.39 | 35 | 443 | 22 | 8 | 14 | 32 | 8 | 0.25 |
5 | 200 | 7.29 | 34 | 250 | 27 | 14 | 13 | 52 | 11 | 0.21 |
6 | 157 | 7.49 | 33 | 383 | 25 | 10 | 15 | 39 | 3 | 0.08 |
7 | 65 | 7.30 | 50 | 284 | 31 | 15 | 16 | 56 | 9 | 0.16 |
8 | 150 | 7.30 | 78 | 358 | 26 | 10 | 16 | 44 | 4 | 0.09 |
9 | 160 | 7.34 | 49 | 417 | 16 | 5 | 11 | 26 | 6 | 0.23 |
10 | 90 | 7.36 | 39 | 200 | 24 | 10 | 14 | 70 | 18 | 0.26 |
11 | 126 | 7.30 | 37 | 222 | 26 | 14 | 12 | 54 | 8 | 0.15 |
12 | 140 | 7.36 | 41 | 321 | 29 | 14 | 15 | 47 | 5 | 0.11 |
13 | 225 | 7.42 | 32 | 460 | 23 | 14 | 9 | 20 | 12 | 0.60 |
14 | 250 | 7.38 | 36 | 400 | 25 | 12 | 13 | 32 | 8 | 0.25 |
Mean±sd | 181±96 | 7.35±0.06 | 41±12 | 334±81 | 25±4 | 11±3 | 13±2 | 42±13 | 10±5 | 0.25±0.16 |
PaO2: arterial oxygen tension; FIO2: inspiratory oxygen fraction; PaCO2: arterial carbon dioxide tension; PEEP: positive end-expiratory pressure.