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Table 2 Minimum, median and maximum values for three parameters which were varied in the domiciliary ventilators tested in our protocol

From: Performances of domiciliary ventilators compared by using a parametric procedure

  High pressure triggering sensitivity η h Pressure rise duration τ pr Low pressure triggering sensitivity η l
  Maximum Median Minimum Minimum Median Maximum Restrictive Normal Obstructive
BiPAP A40 1 l/min 5 l/min 9 l/min 1 3 6 25 % 30 % 75 %
Elisée 150 1 3 5 1 2 4 25 % 30 % 75 %
Monnal T50 0.5 l/min 5 l/min 10 l/min 1 2 4 25 % 30 % 75 %
S9 VPAP ST Very high Medium Very low Min 500 ms 900 ms Very low Low Very high
Smartair ST 1 3 5 1 2 4 –75 % –70 % –25 %
SOMNOvent autoST –1 Std 1 Std Soft ESoft
Stellar 100 Very high Medium Very low MIN 500 ms 900 ms Very low Low Very high
Trilogy 100 1 l/min 5 l/min 9 l/min 1 3 6 25 % 30 % 75 %
Vivo 50 1 5 9 1 5 9 7 7 3
  1. : Philips Respironics
  2. : ResMed
  3. : Air Liquide Medical Systems
  4. : Covidien
  5. : Weinmann
  6. : Breas