Characteristics | Recruiters | Non recruiters | p |
---|---|---|---|
Focal ARDS group, n (%) | 13 (22) | 45 (78) | Â |
Driving Pressure (cmH2O) | 9 [8 to 10] | 13 [9 to 15] | 0.003 |
PaO2/FiO2 (mmHg) | 149 ± 40 | 165 ± 49 | 0.238 |
Δ15–5 Driving Pressure (cmH2O) | 1 ± 1 | 0 ± 3 | 0.048 |
Δ15–5 PaO2/FiO2 (mmHg) | 41 ± 48 | 32 ± 34 | 0.554 |
Total lung weight (g) | 1158 [1074 to 1237] | 1242 [1033 to 1398] | 0.685 |
Overinflation (%) | 6.5 [2.6 to 9.6] | 3.8 [1.8 to 7.5] | 0.304 |
Not aerated lung tissue (g) | 503 [451 to 625] | 434 [359 to 624] | 0.208 |
Diffuse ARDS group, n (%) | 71 (65) | 39 (35) | Â |
Driving Pressure (cmH2O) | 14 ± 4 | 14 ± 4 | 0.659 |
PaO2/FiO2 (mmHg) | 104 [75 to 139] | 131 [106 to 168] | 0.001 |
Δ15–5 Driving Pressure (cmH2O) | − 1 [− 2 to 1] | 0 [− 2 to 1] | 0.500 |
Δ15–5 PaO2/FiO2 (mmHg) | 58 [32 to 108] | 62 [30 to 95] | 0.672 |
Total lung weight (g) | 1660 [1381 to 2092] | 1541 [1390 to 1948] | 0.320 |
Overinflation (%) | 0.3 [0.0 to 0.8] | 0.5 [0.1 to 1.2] | 0.223 |
Not aerated lung tissue (g) | 977 [652 to 1287] | 614 [437 to 967] |  < 0.001 |