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Table 2 Gas exchange and hemodynamics parameters

From: Respiratory compliance but not gas exchange correlates with changes in lung aeration after a recruitment maneuver: an experimental study in pigs with saline lavage lung injury

  Pre-recruitment maneuver Post-recruitment maneuver P-value fractional change (%)
PaO2 (mmHg) 71 ± 21 94 ± 28 0.017 33.0 ± 23
PaCO2 (mmHg) 81 ± 20 81 ± 19 0.575 -
PvO2 (mmHg) 45 ± 10 49 ± 10 0.093 -
QVA/QT (%) 50.2 ± 9.9 39.3 ± 8.6 0.036 -20.8 ± 16
VD/VT (%) 84 ± 2.9 83.7 ± 3.4 0.31 -
HR (min-1) 85 ± 84 77 ± 21 0.025 -11.3 ± 9
MAP (mmHg) 80 ± 15 83 ± 24 0.498 -
QT (l min-1) 3.7 ± 0.2 3.4 ± 0.2 0.018 -9.6 ± 6
VO2 (ml min-1) 138 ± 39 141 ± 35 0.889 -
DO2 (ml min-1) 401 ± 118 412 ± 101 0.575 -
EVLWI (ml kg-1) 20.6 ± 7.9 21.1 ± 9.6 0.499 -
  1. Data are reported as mean ± SD. DO2, oxygen delivery; EVLWI, extravascular lung water index; HR, heart rate; MAP, mean arterial pressure; PaCO2, arterial carbon dioxide partial pressure; PaO2, arterial partial oxygen pressure; , mixed venous partial oxygen pressure; QT, cardiac output; QVA/QT, venous admixture; VD/VT, dead space fraction; VO2, oxygen consumption.