Table 1 Characteristics of the cohort
Characteristics | High-CVP group (n = 912) | Low-CVP group (n = 1136) | P value |
|---|---|---|---|
Age(>65years) | 375 | 404 | 0.010 |
Male, (n) % | 479(61.81) | 267(20.97) | <0.001 |
BMI(kg/m2), median(IQR) | 28.4(2.7) | 25.0(2.9) | 0.037 |
Hypertension(n) % | 389(50.19) | 239(18.77) | 0.000 |
Diabetes, (n) % | 20(2.58) | 43(3.37) | 0.491 |
Creatinine(mg/dl), median(IQR) | 0.84(0.6) | 0.85(0.5) | 0.842 |
BUN(mg/dl), median(IQR) | 85(24) | 84(25) | 0.757 |
eGFR(ml/min/1.73m2), median(IQR) | 114(4) | 115(5) | 0.738 |
CPB time(min), median(IQR) | 117(5) | 88(6) | 0.001 |
MAP during CPB(mmHg), median(IQR) | 53(2) | 52(3) | 0.484 |
VAVD used(n) % | 39(4.27) | 100(8.80) | 0.000 |
Aortic cross-clamp time(min), median(IQR) | 65(13) | 66(14) | 0.356 |
HCT(%),median(IQR) | 23(2) | 24(3) | 0.568 |
RBCs transfused(n) % | 88(11.75) | 92(7.22) | 0.000 |
COPD(n) | 23 | 49 | 0.377 |
High cholesterol | 24 | 32 | 0.798 |
EF(%),median(IQR) | 53(5) | 54(6) | 0.457 |
Intraoperative fluid input volume(ml), median(IQR) | 2160(187) | 2165(188) | 0.663 |