| |
PC-CMV
|
PC-SIMV
|
PC-IMV
|
|---|
|
Tidal volume (mL)
|
482 ± 107
|
457 ± 133
|
387 ± 104*,#
|
|
Tidal volume per predicted body weight (mL/kg)
|
7.3 ± 1.4
|
7.0 ± 2.1
|
5.9 ± 1.5*,#
|
|
Tidal volume variability (%)
|
13.7 ± 13.7
|
21.6 ± 13.1
|
36.0 ± 18.0*,#
|
|
Maximal P
L
(cmH2O)
|
15.5 ± 5.2
|
15.3 ± 5.7
|
13.3 ± 4.9*,#
|
|
Mean P
L
(cmH2O)
|
9.8 ± 3.0
|
8.8 ± 3.3γ
|
7.0 ± 3.0*,#
|
|
Minimum P
L
(cmH2O)
|
−3.2 ± 2.8
|
−3.5 ± 3.4
|
−3.5 ± 3.2
|
|
ΔP
L
(cmH2O)
|
12.0 ± 6.9
|
11.9 ± 7.0
|
10.3 ± 4.6
|
|
Total respiratory rate (breaths/min)
|
22 ± 4
|
23 ± 6
|
27 ± 7*,#
|
|
Minute ventilation (L/min)
|
10.2 ± 2.1
|
9.8 ± 1.9
|
9.9 ± 2.0
|
|
PaO2/FiO2 ratio
|
216 ± 60
|
223 ± 55
|
218 ± 63
|
|
PaCO2 (mmHg)
|
48 ± 10
|
49 ± 11
|
50 ± 10
|
|
Arterial pH
|
7.37 ± 0.06
|
7.37 ± 0.07
|
7.36 ± 0.07
|
|
Mean arterial pressure (mmHg)
|
80 ± 10
|
80 ± 11
|
85 ± 14
|
|
Heart rate (beats/min)
|
96 ± 14
|
95 ± 13
|
96 ± 15
|
-
PC-CMV pressure-controlled continuous mandatory ventilation, PC-SIMV pressure-controlled synchronized intermittent mandatory ventilation, PC-IMV pressure-controlled intermittent mandatory ventilation
- * p < 0.05, PC-CMV versus PC-IMV; # p < 0.05, PC-SIMV versus PC-IMV; γ p < 0.05, PC-CMV versus PC-SIMV
