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Table 2 Summary of inspiratory demand, peak inspiratory pressure, tidal volume and inspiratory time

From: Effects of Neurally Adjusted Ventilatory Assist (NAVA) levels in non-invasive ventilated patients: titrating NAVA levels with electric diaphragmatic activity and tidal volume matching

 

Median of medians [IQR]

NAVA50

NAVA100

NAVA150

ʃ Eadi ( uVs )

18.5 [10.3-23.9]

13.7 [9.9-23.2]

11.8 [7.8-17.9]

Peak Pressure, P in ( cmH 2 O )

15.9 [12.7-17.6]

21.4 [16.9-22.9]*

22.6 [19.7-27.3]*

Tidal Volume, Vt ( ml )

525 [473-573]

581 [464-671]

630 [478-721]

Inspiratory Time, Ti (second)

0.88 [0.72-1.06]

0.81 [0.68-1.03]

0.81 [0.68-1.01]

  1. * P<0.05 compare to NAVA50.