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Table 3 Respiratory mechanics 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(%)
PIP (cmH2O) 36.6 ± 4 31.1 ± 3.7 0.012 -12.5 ± 6
PPLAT (cmH2O) 30.7 ± 3.1 27.2 ± 2.8 0.028 -13.8 ± 7
CRS (ml cmH2O-1) 13.5 ± 2.2 17.9 ± 2.6 0.028 34.5 ± 17
Pmci,INF (cmH2O) 22.4 ± 11.9 32.3 ± 5.4 0.046 113 ± 192
Pmcd,INF (cmH2O) 43.3 ± 9.5 56.6 ± 15.5 0.075 -
CINF (ml cmH2O-1) 24.4 ± 14.7 42.0 ± 14.5 0.028 101.8 ± 92
Pmci,DEF (cmH2O) 9.4 ± 2.2 9.9 ± 1.1 0.463 -
Pmcd,DEF (cmH2O) 19.9 ± 2.0 21.4 ± 1.9 0.046 7.0 ± 0.7
VREC (ml) 183 ± 135 256 ± 145 0.028 66.5 ± 47
  1. Data are reported as mean ± SD. CINF, maximum inflation compliance; PIP, peak inspiratory pressure; PPLAT, plateau pressure; CRS, static respiratory system compliance; Pmci,DEF, point of maximum compliance increase of deflation curve; Pmcd,DEF, point of maximum compliance decrease of deflation curve; Pmcd,INF, point of maximum compliance decrease of inflation curve; Pmci,INF, point of maximum compliance increase of inflation curve; VREC, recruitable volume at 10 cmH2O.