Table 1.
Vital sign and laboratory variables.
| High Tidal Volume (n = 4) | Ultralow Tidal Volume (n = 4) |
p | ||
|---|---|---|---|---|
| Baseline | MAP (mmHg) | 80.2 ± 13.3 | 69.2 ± 2.8 | 0.197 |
| HR (beats/min) | 82.0 ± 7.8 | 104.8 ± 14.7 | 0.034 | |
| WBC (103/m3) | 13.8 ± 6.7 | 15.1 ± 2.7 | 0.671 | |
| Temperature (°C) | 36.3 ± 0.4 | 36.0 ± 0.3 | 0.349 | |
| 1 h | MAP (mmHg) | 68.0 ± 7.0 | 75.5 ± 8.7 | 0.227 |
| HR (beats/min) | 153.6 ± 121.6 | 183.1 ± 164.6 | 0.585 | |
| WBC (103/m3) | 10.8 ± 5.2 | 10.2 ± 2.3 | 0.878 | |
| Temperature (°C) | 35.0 ± 0.4 | 34.0 ± 0.3 | 0.493 | |
| 6 h | MAP (mmHg) | 47.0 ± 6.2 | 54.0 ± 6.8 | 0.177 |
| HR (beats/min) | 76.0 ± 16.3 | 77.2 ± 7.4 | 0.893 | |
| WBC (103/m3) | 4.7 ± 3.2 | 7.6 ± 2.1 | 0.189 | |
| Temperature (°C) | 33.65 ± 0.1 | 32.5 ± 0.6 | 0.118 | |
| 12 h | MAP (mmHg) | 41.0 ± 7.8 | 36.7 ± 10.7 | 0.601 |
| HR (beats/min) | 84.8 ± 23.6 | 65.5 ± 8.6 | 0.176 | |
| WBC (103/m3) | 4.82 ± 2.1 | 5.4 ± 3.2 | 0.789 | |
| Temperature (°C) | 32.7 ± 0.2 | 30.0 ± 0.9 | 0.051 |
Values are expressed as mean ± standard deviation; significant P values are in bold. ECMO: Extracorporeal membrane oxygenation, PaCO2: Partial pressure of carbon dioxide, PaO2: Partial pressure of oxygen, MV: Minute ventilation, PIP: Peak inspiratory pressure.