Table 1

The number of helium-oxygen gas mixture (heliox) 'responders' for tidal volume, compliance and resistance for each performed including pulmonary function tests after crossover.

Assessment



1
 2
 3
 4
 CO
Tidal Volume
 8/10*
 8/10*
 8/10*
 8/10*
 8/8*
Resistance
 7/10*
 6/10
 5/10
 8/10*
 8/8*
Compliance
 8/10*
 7/10*
 7/10*
 2/10
 7/8*

CO, positive response after crossover from a nitrogen-oxygen gas mixture (nitrox) to heliox. Note only eight piglets were crossed over. *P < 0.05.

Orsini et al. Critical Care 1999 3:65   doi:10.1186/cc311