Table 4

Changes in oesophageal pressure

NHF-offNHF-OTS 30 L/minNHF-OTS 50 L/min
End-inspiratory oesophageal pressure
Mean (cmH2O)±SD4.1±2.81.8±3.62.4±4.2
p Value from NHF-off<0.05>0.05
End-expiratory oesophageal pressure
Mean (cmH2O)±SD8.3±2.88.7±3.09.9±3.1
p Value from NHF-off>0.05>0.05
Δ Oesophageal pressure
Mean (cmH2O)±SD4.2±1.96.9±2.97.48±3.1
p Value from NHF-off<0.05<0.05
Ccw
Mean (mL/cmH2O)±SD175.9±55.0138.4±30.9136.8±51.5
p Value from NHF-off<0.05>0.05
  • p Value compared with the NHF-OTS off n=30.

  • Ccw, chest wall compliance.