Characteristics | High-CVP group n = 912 | Low-CVP group n = 1136 | P value |
---|---|---|---|
Surgical classification | |||
Isolated CABG surgery, n (%) | 406(44.52) | 562(49.48) | 0.849 |
Isolated aortic valve surgery, n (%) | 305(33.44) | 401(35.30) | 0.903 |
CABG and aortic valve surgery, n (%) Vascular-related surgery, n(%) | 100(10.97) 101(11.07) | 72(6.35) 78(6.87) | 0.952 0.887 |
MAP during CPB, median(IQR) | 54(6) | 55(6) | 0.366 |
Mean pump flow(L/min.m2), median(IQR) | 2.5(0.2) | 2.5(0.3) | 0.676 |
HCT(%),median(IQR) | 23(4) | 24(3) | 0.443 |
RBCs transfused(n,%) | 18(1.97) | 29(2.55) | 0.370 |
Defibrillation (n) | 92(10.09) | 123(10.83) | 0.258 |
Urinary volume(ml), median(IQR) | 818(77) | 820(75) | 0.348 |
Furosemide prescribed(n,%) | 48(5.26) | 66(5.81) | 0.089 |
Low output syndrome(n,%) | 3(0.33) | 8(0.70) | 0.445 |
Cerebrovascular accidents(n) Temporary(POCD/TIA) | 56/3 | 72/7 | 0.773 |
Permanent(cerebral hemorrhage/stroke) | 4/2 | 6/3 | 0.851 |
Ultrafiltrate output(ml), median(IQR) | 687(36) | 704(42) | 0.538 |