Table 3

Values of arterial blood gas and respiratory rate

IPV (n = 16)


Inclusion

Post IPV session

p-value

Arterial pH

7.37

7.38

NS

PaCO2 (Torr)

57.6 ± 4.5

53.5 ± 2.3

<0.05

PaO2 (Torr)a

56.9 ± 3.0

61.0 ± 0.8

<0.05

RR (breaths/min)

36 ± 2

31 ± 2

<0.05


Measurements were taken at inclusion and at the end of the first intrapulmonary percussive ventilation session (post IPV session; in the thirtieth minute). aOxygen flow was not changed between both periods and was 2.0 ± 0.5 l/min. IPV, intrapulmonary percussive ventilation; RR, respiratory rate; NS, not statistically significant.

Vargas et al. Critical Care 2005 9:R382   doi:10.1186/cc3724

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