Table 1. Data of physiology.
| Pre-trauma 15 min | Post-trauma 15 min | Post-trauma 4 h | |
|---|---|---|---|
| SHAM | |||
| pH | 7.41 ± 0.04 | 7.45 ± 0.03 | 7.43 ± 0.07 |
| PCO2 (mmHg) | 39.6 ± 2.1 | 38.2 ± 2.2 | 38.8 ± 1.9 |
| PO2 (mmHg) | 123.1 ± 3.9 | 130.9 ± 5.5 | 139.9 ± 6.2 |
| MAP (mm Hg) | 100.3 ± 4.4 | 101.4 ± 3.9 | 104.9 ± 2.6 |
| Brain temperature (°C) | 36.97 ± 0.11 | 37.04 ± 0.09 | 36.99 ± 0.01 |
| Rectal temperature (°C) | 36.91 ± 0.03 | 36.81 ± 0.08 | 36.92 ± 0.08 |
| Normothermia | |||
| pH | 7.43 ± 0.02 | 7.40 ± 0.01 | 7.46 ± 0.04 |
| PCO2 (mmHg) | 39.9 ± 1.3 | 38.4 ± 1.9 | 38.8 ± 2.0 |
| PO2 (mmHg) | 125.4 ± 2.5 | 128.8 ± 3.3 | 129.1 ± 7.5 |
| MAP (mm Hg) | 103.2 ± 3.1 | 104.7 ± 2.2 | 99.1 ± 3.1 |
| Brain temperature (°C) | 36.95 ± 0.02 | 37.11 ± 0.01 | 37.00 ± 0.01 |
| Rectal temperature (°C) | 36.78 ± 0.02 | 36.32 ± 0.16 | 36.78 ± 0.11 |
| Hypothermia | |||
| pH | 7.41 ± 0.01 | 7.45 ± 0.07 | 7.46 ± 0.04 |
| PCO2 (mmHg) | 39.0 ± 1.4 | 39.3 ± 2.6 | 39.7 ± 1.8 |
| PO2 (mmHg) | 136.9 ± 5.5 | 120.9 ± 4.5 | 129.9 ± 2.5 |
| MAP (mm Hg) | 101.1 ± 1.1 | 100.7 ± 4.9 | 102.3 ± 1.8 |
| Brain temperature (°C) | 36.93 ± 0.02 | 36.82 ± 0.07 | 33.11 ± 0.02* |
| Rectal temperature (°C) | 36.98 ± 0.01 | 37.01 ± 0.02 | 33.05 ± 0.01* |
MAP, mean arterial pressure. Values are expressed as means ± SD. The physiological values were all within normal ranges. Significant differences were detected between sham and normothermic groups compared with hypothermia for postinjury temperature readings, *P < 0.05.