Table 3.
Effect of tidal volume on PaCO2of ALI rats (mmHg)
| GROUP | 0h | 3h | 5h | F | P |
|---|---|---|---|---|---|
|
CON |
49.4 ± 7.1 |
49.2 ± 8.3 |
51.3 ± 9.7 |
0.11 |
0.9 |
|
ALI |
53.1 ± 15.9 |
47.9 ± 12.2 |
56.5 ± 26.8 |
0.30 |
0.74 |
|
LV |
46.4 ± 18.9 |
42.1 ± 17.1 |
41.6 ± 16.4 |
0.14 |
0.87 |
|
VLV |
49.8 ± 17.8 |
49.3 ± 23.0 |
65.9 ± 39.8 |
0.66 |
0.53 |
|
MV |
40.4 ± 10.7 |
33.5 ± 7.4 |
25.2 ± 6.6* |
4.85 |
0.02 |
|
F |
0.54 |
0.85 |
1.353 |
|
|
| P | 0.75 | 0.53 | 0.27 |
PaCO2 changes. *P < 0.05 vs. 0 hour in MV group. CON = Control Group, ALI = Acute lung injury Group, LV = Low tidal volume Group, VLV = Very low tidal volume Group, MV = Large tidal volume Group.