Table 2.
Arterial blood gas and lactate.
| Baseline | Postresuscitation | ||
|---|---|---|---|
| 2 h | 4 h | ||
| pH | |||
| Control | 7.49 ± 0.05 | 7.32 ± 0.09 | 7.41 ± 0.08 |
| LIpostC | 7.48 ± 0.06 | 7.43 ± 0.06∗ | 7.47 ± 0.05 |
| LIpostC+Atr | 7.49 ± 0.04 | 7.38 ± 0.06 | 7.45 ± 0.05 |
| PO2 (mmHg) | |||
| Control | 93 ± 12 | 58 ± 11 | 55 ± 12 |
| LIpostC | 93 ± 10 | 74 ± 7∗,# | 81±5∗∗,# |
| LIpostC+Atr | 88 ± 12 | 60 ± 9 | 62 ± 17 |
| PCO2 (mmHg) | |||
| Control | 39 ± 5 | 50 ± 10 | 47 ± 10 |
| LIpostC | 40 ± 5 | 45 ± 8 | 43 ± 7 |
| LIpostC+Atr | 41 ± 7 | 48 ± 6 | 42 ± 3 |
| HCO3− (mmol/l) | |||
| Control | 29 ± 2 | 26 ± 6 | 29 ± 4 |
| LIpostC | 31 ± 5 | 30 ± 3 | 31 ± 4 |
| LIpostC+Atr | 32 ± 3 | 28 ± 5 | 30 ± 3 |
| PaO2/FiO2 (mmHg) | |||
| Control | 443 ± 59 | 274 ± 51 | 263 ± 59 |
| LIpostC | 444 ± 48 | 351 ± 38∗,# | 388±24∗∗,# |
| LIpostC+Atr | 420 ± 59 | 286 ± 41 | 293 ± 80 |
| Lactate (mmol/l) | |||
| Control | 1.3 ± 0.4 | 5.0 ± 2.5 | 2.7 ± 1.2 |
| LIpostC | 1.3 ± 0.3 | 2.2 ± 1.2∗,# | 1.2 ± 0.7∗,# |
| LIpostC+Atr | 1.1 ± 0.3 | 4.6 ± 1.6 | 2.5 ± 1.2 |
LIpostC: limb ischemic postconditioning; Atr: atractyloside. Values are presented as the mean ± standard deviation. ∗P < 0.05 and ∗∗P < 0.01 versus the control group; #P < 0.05 versus the LIpostC+Atr group.