Table 2.
Full analysis results ± SD.
| RAP ± SD | Non-RAP ± SD | p Values* | |
|---|---|---|---|
| CPB time (minutes) | 110.95 ± 41.01 | 114.52 ± 51.06 | .165 |
| Cross clamp time (minutes) | 85.02 ± 33.72 | 88.15 ± 38.74 | .123 |
| Indexed flow (mL/min/m2) | 2.09 ± .22 | 2.17 ± .20 | <.001 |
| Custodial cardioplegia (number of patients and percentage) | 81 (31.4%) | 177 (68.6%) | N/A |
| Microplegia (number of patients and percentage) | 433 (41.7%) | 605 (58.3%) | N/A |
| Fluid administration by anesthesia (mL) | 1, 350.98 ± 432.63 | 1,369.90 ± 454.54 | .454 |
| First hemoglobin (g/dL) on CPB | 10.07 ± 1.56 | 9.90 ± 1.54 | .026 |
| Hemodilution of hemoglobin (g/dL) from intraop to first Hgb on CPB | 1.71 ± 1.25 | 2.23 ± 1.14 | <.001 |
| Average hemoglobin (g/dL) on CPB | 10.07 ± 1.44 | 9.93 ± 1.37 | .076 |
| Hemodilution of Hemoglobin (g/dL) from intraop to average on CPB | 1.73 ± 1.16 | 2.19 ± 1.09 | <.001 |
| PRBCs intraop (n > 0) (% patients in this group) | 53 (10.21%) | 78 (10.0%) | .937 |
| PRBC postoperative (n > 0) (% patients in this group) | 54 (10.40%) | 80 (10.21%) | .966 |
| Indexed oxygen delivery (mL O2/min/m2) | 283.56 ± 47.44 | 289.65 ± 47.50 | .024 |
| AKI (% patients in this group) | 25 (4.9%) | 37 (4.8%) | .949 |
| Urine output on CPB (mL) | 510 ± 166.93 | 760 ± 225.98 | <.001 |
| Total UOP in OR (mL) | 517 ± 304.81 | 781 ± 329.09 | .30 |
| Intraoperative Albumin 5% (12.5 g in 250 mL) (mL) | 157.03 ± 185.62 | 157.91 ± 211.85 | .939 |
| Postoperative Albumin 5% (12.5 g in 250 mL) (mL) | 526.16 ± 363.56 | 460.14 ± 331.51 | .001 |
| Ventilator time (minutes) | 489.10 ± 2196.08 | 534.96 ± 2590.18 | .740 |
| ICU LOS (hours) | 61.91 ± 68.92 | 63.89 ± 91.77 | .676 |
| 30-day mortality | 12 (2.3%) | 24 (3.0%) | .417 |
AKI, acute kidney injury; CPB, cardiopulmonary bypass; ICU LOS, intensive care unit length of stay; PRBCs, packed red blood cell; OR, operating room; UOP, urine output.
*
Bonferroni Corrected p-value .002.