Variables | Total (n = 830) | Survivors (n = 733) | Non-survivors (n = 97) | P valuea |
---|---|---|---|---|
Demographic data | ||||
Age (year) | 51.5 ± 12.6 | 51.8 ± 12.4 | 58.5 ± 12.7 | < 0.001 |
Male (%) | 619 (74.8) | 555 (75.7) | 65 (68.1) | 0.108 |
BMI (kg/m2) | 25.8 ± 4.8 | 25.9 ± 4.8 | 25.2 ± 4.1 | 0.150 |
Medical history | ||||
Hypertension (%) | 608 (73.3) | 535 (73.0) | 73 (75.3) | 0.635 |
Diabetes mellitus (%) | 18 (2.2) | 17 (2.3) | 1 (1.0) | 0.711 |
Previous cardiac surgery (%) | 36 (4.3) | 32 (4.4) | 4 (4.1) | 1.000 |
Previous cardiovascular disease (%) | 28 (3.4) | 17 (2.3) | 11 (11.3) | < 0.001 |
Cerebrovascular disease (%) | 30 (3.6) | 25 (3.4) | 5 (5.2) | 0.382 |
Pericardial effusion (%) | 135 (16.3) | 120 (16.4) | 15 (15.5) | 0.820 |
Preoperative laboratory data | ||||
WBC (109/L) | 11.1 (8.6, 14.1) | 11.0 (8.6, 13.9) | 11.9 (8.0, 15.5) | 0.160 |
sCr (μmol/L) | 81.0 (61.8, 113.0) | 80.0 (61.0, 108.2) | 92.9 (65.3, 155.2) | 0.006 |
PLT (109/L) | 152.1 ± 89.7 | 153.4 ± 91.1 | 142.7 ± 78.5 | 0.150 |
ALB (g/L) | 36.7 ± 4.9 | 37.0 ± 4.7 | 34.4 ± 6.1 | < 0.001 |
Fibrinogen (g/L) | 2.5 ± 1.4 | 2.6 ± 1.4 | 2.2 ± 1.3 | 0.010 |
Triglyceride (mmol/L) | 1.1 (0.7, 1.5) | 1.1 (0.7, 1.6) | 1.0 (0.6, 1.5) | 0.334 |
CRP (mg/dl) | 22.7 (5.0, 82.8) | 23.3 (4.9, 82.4) | 22.3 (5.2, 90.5) | 0.626 |
D-dimer (ng/mL) | 4.7 (2.5, 9.5) | 4.5 (2.3, 9.1) | 6.6 (4.0, 17.0) | 0.001 |
INR | 1.1 (1.0, 1.2) | 1.1 (1.0, 1.2) | 1.2 (1.1, 1.3) | < 0.001 |