Table 2.
Parameters | Group | BL | BR | RP 6 h | End | p Value |
---|---|---|---|---|---|---|
Heart rate, beats/minute | Lac ≥10% | 94 ± 20 | 160 ± 40 | 165 ± 26 | 132 ± 34 | 0.369a |
Lac <10% | 97 ± 17 | 166 ± 30 | 161 ± 34 | 154 ± 33 | ||
MAP, mmHg | Lac ≥10% | 85 ± 12 | 75 ± 11 | 82 ± 13 | 65 ± 10 | 0.113a |
Lac <10% | 88 ± 13 | 77 ± 19 | 71 ± 12 | 56 ± 20 | ||
MPAP, mmHg | Lac ≥10% | 14 ± 3 | 17 ± 3 | 17 ± 3 | 21 ± 5 | 0.594a |
Lac <10% | 15 ± 6 | 17 ± 5 | 20 ± 6 | 22 ± 4 | ||
CVP, mmHg | Lac ≥10% | 4 ± 1 | 3 ± 2 | 3 ± 2 | 7 ± 2 | 0.632a |
Lac <10% | 5 ± 3 | 2 ± 2 | 3 ± 2 | 8 ± 4 | ||
Cardiac output, ml/kg/minute | Lac ≥10% | 131 ± 14 | 106 ± 16 | 120 ± 20 | 151 ± 32 | 0.618a |
Lac <10% | 132 ± 22 | 119 ± 33 | 122 ± 24 | 144 ± 46 | ||
SVRI, mmHg, L/kg/minute | Lac ≥10% | 629 ± 112 | 696 ± 146 | 677 ± 154 | 393 ± 92 | 0.322a |
Lac <10% | 654 ± 171 | 652 ± 164 | 575 ± 164 | 326 ± 73 | ||
SvO2, % | Lac ≥10% | 55 ± 8 | 59 ± 11 | 64 ± 9 | 63 ± 12 | 0.264a |
Lac <10% | 53 ± 9 | 57 ± 6 | 60 ± 6 | 52 ± 18 | ||
DO2, ml/minute | Lac ≥10% | 625 ± 99 | 684 ± 116 | 739 ± 76 | 653 ± 151 | 0.796a |
Lac <10% | 610 ± 148 | 702 ± 133 | 697 ± 156 | 609 ± 197 | ||
VO2, ml/minute | Lac ≥10% | 273 ± 63 | 270 ± 86 | 249 ± 79 | 220 ± 81 | 0.987a |
Lac <10% | 275 ± 61 | 281 ± 48 | 256 ± 60 | 234 ± 59 | ||
O2ER | Lac ≥10% | 0.44 ± 0.08 | 0.40 ± 0.11 | 0.34 ± 0.10 | 0.34 ± 0.13 | 0.511a |
Lac <10% | 0.46 ± 0.09 | 0.41 ± 0.05 | 0.37 ± 0.06 | 0.43 ± 0.18 | ||
Fractional carotid artery blood flow, % | Lac ≥10% | 5.8 ± 1.9 | 4.7 ± 1.8 | 4.6 ± 1.5 | 4.4 ± 1.5 | 0.340a |
Lac <10% | 5.8 ± 1.2 | 5.4 ± 1.3 | 5.6 ± 1.3 | 5.0 ± 2.0 | ||
Fractional femoral artery blood flow, % | Lac ≥10% | 3.3 ± 1.1 | 2.0 ± 0.5 | 1.7 ± 0.5 | 1.9 ± 0.5 | 0.499a |
Lac <10% | 3.3 ± 0.8 | 2.1 ± 0.7 | 2.2 ± 0.9 | 2.1 ± 0.8 | ||
Arterial Lac, mmol/L | Lac ≥10% | 0.8 ± 0.1 | 1.4 ± 0.7 | 1.1 ± 0.6 | 1.1 ± 0.7 | 0.124a |
Lac <10% | 0.9 ± 0.3 | 1.6 ± 1.2 | 1.9 ± 1.4 | 2.3 ± 2.5 |
Abbreviations: BL Baseline, BR Immediately before start resuscitation, RP Resuscitation period, End End of the experiment (at 48 h of resuscitation or before death if earlier), MAP Mean arterial blood pressure, MPAP Mean pulmonary arterial pressure, CVP Central venous pressure, SVRI Systemic vascular resistance index, SvO 2 Mixed venous oxygen saturation, DO 2 Oxygen delivery, VO 2 Oxygen consumption, O 2 ER Oxygen extraction ratio
Values represent mean ± SD
aTime × group interaction with repeated-measures analysis of variance including all time points