Low-Risk (≤1.95 ng/mL) High-Risk (>1.95 ng/mL) P-Value
N = 607 N= 604
Operative mortality 14 (2.31%) 22 (3.64%) 0.171
Reoperation 30 (4.94%) 41 (6.79%) 0.172
Blood product transfusion 202 (33.28%) 191 (31.62%) 0.538
Prolonged mechanical ventilation 50 (8.24%) 76 (12.58%) 0.013
Pneumonia 20 (3.29%) 18 (2.98%) 0.753
Renal failure 15 (2.47%) 25 (4.14%) 0.104
Stroke
Undetermined 6 (0.99%) 6 (0.99%) 0.683
Hemorrhagic 0 (0.00%) 1 (0.17%)
Ischemic 5 (0.82%) 3 (0.50%)
Transient ischemic attack 1 (0.16%) 2 (0.33%) 0.560
Sepsis 3 (0.49%) 6 (0.99%) 0.312
Intensive care unit time, hours 43.00 (24.58-69.00) 47.00 (26.00-81.63) 0.004
Hospital length of stay, days 9.00 ( 8.00-12.00) 10.00 ( 8.00-13.00) 0.013