| Baseline | Reperfusion | 1 h | 4 h | 6 h | P value |
---|---|---|---|---|---|---|
Temperature, °C | 37.2 ± 0.8 | 37.9 ± 0.6 | 38.0 ± 0.9 | 37.9 ± 1.2 | 38.2 ± 1.2 | 0.153 |
Heart rate, beats/min | 102 ± 24 | 103 ± 24 | 102 ± 28 | 105 ± 19 | 104 ± 4 | 0.891 |
Mean arterial pressure, mmHg | 114 ± 19 | 99 ± 20 | 91 ± 21 | 80 ± 6a | 76 ± 10a | <0.05 |
Pulmonary artery pressure, mmHg | 23 ± 5 | 25 ± 4 | 25 ± 3 | 24 ± 4 | 26 ± 4 | 0.424 |
Central venous pressure, mmHg | 9 ± 4 | 6 ± 2 | 8 ± 3 | 8 ± 1 | 9 ± 2 | 0.105 |
Cardiac output, L/min | 3.6 ± 0.4 | 4.2 ± 1.2 | 3.3 ± 0.4 | 3.3 ± 0.7 | 3.1 ± 0.6b | <0.05 |
Systemic vascular resistance, dyn · s · cm−5 | 2,433 ± 396 | 1,877 ± 681 | 2,101 ± 763 | 1,787 ± 427 | 1,766 ± 407 | 0.183 |
Stroke volume variation, % | 10 ± 4 | 6 ± 2 | 6 ± 1 | 9 ± 5 | 9 ± 4 | 0.385 |
Global end diastolic volume, mL | 464 ± 57 | 436 ± 134 | 386 ± 51 | 456 ± 115 | 414 ± 109 | 0.890 |
Urine output, mL · Kg/h | 4.3 ± 3.0 | 3.1 ± 0.7 | 4.9 ± 3.0 | 3.6 ± 2.2 | 2.0 ± 0.7 | 0.104 |
Lactate, mmol/L | 1.2 ± 0.4 | 0.7 ± 0.1 | 1.0 ± 0.6 | 0.8 ± 0.2 | 0.8 ± 0.1 | 0.382 |
Oxygen delivery, mL/min | 473 ± 65 | 628 ± 199 | 459 ± 61 | 428 ± 90b | 385 ± 81b | <0.05 |
Respiratory rate, breaths/min | 18 ± 0 | 19 ± 4 | 19 ± 2 | 17 ± 4 | 17 ± 4 | 0.825 |
Tidal volume, mL | 331 ± 47 | 295 ± 42 | 321 ± 99 | 363 ± 136 | 343 ± 116 | 0.393 |
Peak airway pressure, cmH2O | 17 ± 1 | 20 ± 5 | 20 ± 3 | 21 ± 4 | 22 ± 5 | 0.157 |
Plateau airway pressure, cmH2O | 11 ± 1 | 12 ± 2 | 15 ± 0 | 17 ± 3a | 16 ± 4 | <0.05 |
Mean airway pressure, cmH2O | 8 ± 0 | 9 ± 1 | 12 ± 2ab | 13 ± 2ab | 12 ± 2ab | <0.05 |
Positive end-expiratory pressure, cmH2O | 5 ± 0 | 6 ± 2 | 8 ± 1ab | 9 ± 1ab | 9 ± 2ab | <0.05 |
End-tidal CO2, mmHg | 47.7 ± 5.2 | 55.4 ± 7.2 | 56.6 ± 4.5 | 49.0 ± 8.7 | 52.5 ± 6.2 | 0.096 |
PaCO2, mmHg | 46.6 ± 5.2 | 52.0 ± 5.0 | 51.6 ± 8.4 | 41.2 ± 6.7 | 49.0 ± 11.3 | 0.053 |
pH | 7.399 ± 0.029 | 7.349 ± 0.054 | 7.383 ± 0.057 | 7.456 ± 0.060b | 7.403 ± 0.086 | <0.05 |
Glucose, g/dL | 161 ± 52 | 134 ± 70 | 112 ± 59 | 119 ± 32 | 124 ± 24 | 0.168 |
Na+, mEq/L | 138.2 ± 0.8 | 140.3 ± 4.0 | 141.8 ± 3.5 | 140.2 ± 4.6 | 140.7 ± 4.5 | 0.226 |
K+, mEq/L | 3.8 ± 0.1 | 4.7 ± 0.3 | 4.8 ± 0.8a | 5.3 ± 0.7a | 5.1 ± 0.7a | <0.05 |
Ca++, mEq/L | 1.32 ± 0.07 | 1.20 ± 0.06b | 1.23 ± 0.07a | 1.16 ± 0.08abc | 1.15 ± 0.07abc | <0.05 |
Cl−, mEq/L | 98.8 ± 3.6 | 99.3 ± 2.1 | 101.0 ± 3.5 | 101.0 ± 3.7 | 101.0 ± 5.4 | 0.829 |
Na+urinary, mEq/L | 49.4 ± 19.9 | - | - | 60.5 ± 40.3 | - | 0.475 |
K+urinary, mEq/L | 38.1 ± 21.4 | - | - | 95.9 ± 46.8 | - | 0.053 |
pHurinary | 6.801 ± 0.843 | - | - | 6.702 ± 0.978 | - | 0.875 |