Parameter | Before RBC transfusion | After RBC transfusion | p-value compared with baseline | 2 h after RBC transfusion | p-value compared with baseline |
---|---|---|---|---|---|
Hematocrit, % | 22 ± 2 | 28 ± 3 | <0.001 | 27 ± 2 | <0.001 |
Hemoglobin, g/dL | 7.6 ± 0.8 | 9.4 ± 0.9 | <0.001 | 9.2 ± 0.8 | <0.001 |
CaO2, mL/dL | 9.9 ± 1.0 | 12.2 ± 1.2 | <0.001 | 12.0 ± 1.1 | <0.001 |
DO2, mL/min | 934 ± 288 | 1073 ± 369 | <0.001 | 1042 ± 334 | 0.002 |
PaO2, mmHg | 84.0 ± 13.1 | 82.7 ± 16.8 | 0.700 | 89.1 ± 18.4 | 0.227 |
PaCO2, mmHg | 48.3 ± 11.7 | 48.6 ± 13.1 | 0.785 | 48.4 ± 14.3 | 0.972 |
SaO2, % | 95.4 (93.1-96.8) | 95.5 (92.4-96.7) | 0.650 | 95.5 (94.2-97.1) | 0.543 |
ScvO2, % | 71.6 ± 6.2 | 71.1 ± 7.1 | 0.581 | 73.9 ± 7.3 | 0.113 |