Table 1.
AUC above or below DO2i 270 mL/min/m2 (calculated parameters measured using M4).
| AUC Above | AUC Below | p | |
|---|---|---|---|
| N = 89 | N = 121 | ||
| Received RBC transfusion | 8% | 38% | <.001 |
| AKI | 7% | 20% | =.007 |
| Nadir DO2i, L/min/m2 | 204 (179–232) | 159 (125 to 182) | <.001 |
| Average DO2i, L/min/m2 | 297 (24) | 228 (28) | <.001 |
| AUC DO2i, 270 L/min/m2 | 1,960 (681–3,507) | −3,080 (−4,968 to −1,299) | <.001 |
| Nadir DO2i/VCO2i | 4.4 (9.5) | 3.6 (2.2) | .817 |
RBC, red blood cell. Data, median (25–75th percentiles), mean (SD), or proportion of patients in %. AUC above, greater proportion of CPB with DO2 > 270 mL/min/m2; AUC below, greater proportion of CPB with DO2 < 270 mL/min/m2. VCO2i CO2 production (Modified from Newland and Baker [2]).