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Table 2 Comparison between measurements showing oscillatory inspiratory flow andcorresponding Evita-4 NeoFlow™ measurements.

From: Inspiratory oscillatory flow with a portable ventilator: a bench study

Parameter n Median P value
   Oxylog 3000™ Evita-4 NeoFlow™  
Peak airway pressure (cmH2O) 40 32.65 20.8 <0.001
Mean airway pressure (cmH2O) 40 13.05 12.1 0.007
Expiratory tidal volume (ml) 40 133.05 136.35 0.840
Peak inspiratory flow (l/s) 40 16.05 11.85 0.023
  1. Only tests with biphasic intermittent positive airway pressure and without leakage were included.