From: The effects of low tidal ventilation on lung strain correlate with respiratory system compliance
VT (ml/kg) | ||||
---|---|---|---|---|
6 | 8 | 10 | 12 | |
PEEPtot, cmH2O | ||||
C ≥ 0.6 (n = 9) | 8.3 ± 1.6 | 8.3 ± 1.6 | 8.3 ± 1.6 | 8.1 ± 1.6 |
C < 0.6 (n = 10) | 8.1 ± 1.9 | 8.1 ± 2.0 | 8.1 ± 2.0 | 8.1 ± 2.0 |
Ppeak, cmH2O | ||||
C ≥ 0.6 (n = 9) | 20.1 ± 4.4 | 24.4 ± 4.0 | 31.3 ± 5.7* | 34.9 ± 4.9* |
C < 0.6 (n = 10) | 27.1 ± 3.9 | 31.0 ± 4.9# | 33.9 ± 4.9* | 35.6 ± 5.3* |
Pplat, cmH2O | ||||
C ≥ 0.6 (n = 9) | 15.7 ± 2.5 | 19.3 ± 2.5* | 22.3 ± 3.1* | 24.4 ± 2.3* |
C < 0.6 (n = 10) | 21.8 ± 2.6# | 25.6 ± 4.1# | 26.7 ± 3.2*# | 27.6 ± 2.6*# |
Pmean, cmH2O | ||||
C ≥ 0.6 (n = 9) | 10.1 ± 2.5 | 11.1 ± 2.0 | 12.6 ± 2.4 | 13.0 ± 2.1 |
C < 0.6 (n = 10) | 12.6 ± 3.5 | 14.3 ± 4.9 | 14.6 ± 4.9 | 14.8 ± 4.8 |
EELV, ml | ||||
C ≥ 0.6 (n = 9) | 2804 ± 1562 | 2717 ± 1124 | 2628 ± 1086 | 2534 ± 1048 |
C < 0.6 (n = 10) | 1317 ± 775# | 1347 ± 886# | 1485 ± 840# | 1482 ± 1230 |
C, ml/(cmH2O/kg) | ||||
C ≥ 0.6 (n = 9) | 0.85 ± 0.23 | 0.75 ± 0.14 | 0.70 ± 0.11 | 0.73 ± 0.10 |
C < 0.6 (n = 10) | 0.45 ± 0.08# | 0.40 ± 0.16# | 0.48 ± 0.10# | 0.47 ± 0.09# |