Effects of Lung Expansion Therapy on Lung Function in Patients with Prolonged Mechanical Ventilation
Table 3
Comparison of arterial blood gas data between groups.
IPPB ()
IPPB + PEEP ()
Control ()
Arterial blood gas (ABG)
pH
Pre
7.42 ± 0.12
7.47 ± 0.03
7.46 ± 0.05
Post
7.43 ± 0.04
7.42 ± 0.05
7.40 ± 0.06
PaCO2 (mmHg)
Pre
40.4 ± 7.6
40.9 ± 5.8
38.1 ± 5.4
Post
44.5 ± 10.9
46.1 ± 13.5
40.3 ± 8.1
PaO2 (mmHg)
Pre
98.1 ± 21.9
114.1 ± 30.0
111.0 ± 37.1
Post
122.1 ± 32.4
128.8 ± 49.3
106.7 ± 12.3
PaO2/FiO2
Pre
275.6 ± 64.5
335.5 ± 98.6
327.6 ± 122.9
Post
381.2 ± 112.2
359.5 ± 124.7
287.4 ± 30.1
IPPB: intermittent positive pressure breathing; PEEP: positive end-expiratory pressure; ABG: arterial blood gas. All values are expressed as mean ± SD. Within-group comparison, pre versus post, .