|
Effect of increased peak inspiratory pressure on ventilation, FRC and ventilatory inhomogeneity indices in 15 ventilated piglets (Presented are groups means ± SD and the mean individual changes with 95%CI compared to the baseline) |
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| Baseline |
Increased peak inspiratory pressure |
Mean individual difference in % with 95%CI |
P value |
|
|
|
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| VT (mL) |
15.4 ± 9.5 |
21.9 ± 14.7 |
38.9 (20.4 to 57.45) |
p = 0.003 |
| FRC (mL) |
31.6 ± 14.7 |
35.0 ± 15.9 |
11.1 (4.5 to 17.8) |
p = 0.006 |
| VT/FRC |
0.48 ± 0.17 |
0.59 ± 0.20 |
25.0 (10.7 to 39.4) |
p = 0.003 |
| VD/VT |
0.49 ± 0.15 |
0.43 ± 0.13 |
-10.2 (-21.0 to 0.5) |
p = 0.006 |
| LCI |
9.17 ± 0.75 |
8.55 ± 0.74 |
-6.4 (-11.8 to -1.0) |
p = 0.019 |
| M1/M0 |
2.03 ± 0.16 |
1.84 ± 0.16 |
-9.4 (-14.0 to -4.9) |
p = 0.006 |
| M2M0 |
8.41 ± 1.60 |
7.22 ± 4.80 |
-12.1 (-23.1 to -1.4) |
p = 0.017 |
| AMDN1 |
1.034 ± 0.30 |
1.028 ± 0.19 |
-0.6 (-9.1 to 7.9) |
p = 0.886 |
| AMDN2 |
2.88 ± 1.56 |
3.01 ± 1.06 |
4.5 (-9.9 to 18.1) |
p = 0.515 |
Schmalisch et al. BMC Pulmonary Medicine 2006 6:20 doi:10.1186/1471-2466-6-20 |
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