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Table 1 Baseline (resting) pulmonary function in eight healthy, recreationally-active men

From: Effect of spirometry on intra-thoracic pressures

  Absolute Relative  
FVC, L 5.71 ± 0.51 102 ± 6 %Pred.
FEV1, L 4.45 ± 0.47 95 ± 8 %Pred.
FEV1/FVC,  % 78 ± 5 − 1 ± 0.6 z-score
Pesinsp, cmH2O − 47 ± 9 37 ± 10 %PImax
Pesexp, cmH2O 102 ± 34 75 ± 17 %PEmax
ΔPes, cmH2O 149 ± 40 – ± –