Table 3.
Patient characteristics according to transfusion.
| Total N = 1234 |
Not Transfused N = 501 |
Transfused N = 733 |
p-Value | |
|---|---|---|---|---|
| Age (years), median, (IQR) | 66 (58.0; 73.0) | 63 (54; 71) | 67 (61; 74) | <0.001 |
| Sex male, n (%) | 789 (63.9) | 382(76.2) | 407 (55) | <0.001 |
| BMI, median, (IQR) | 28.2 (25.3; 31.8) | 29 (25.8; 32) | 28.01 (25.0; 31.6) | 0.013 |
| BSA, median | 1.8 (1.7; 2.0) | 1.94 (1.80; 2.07) | 1.83 (1.69; 1.99) | <0.001 |
| Preoperative Hb (g/dL), median, (IQR) | 13.0 (11.7; 14.2) | 14.1 (13.2; 15) | 12.2 (11; 13.3) | <0.001 |
| Serum creatinine (μmol/L), preoperative median, (IQR) | 0.9 (0.8; 1.1) | 0.92 (0.79; 1.18) | 0.97 (0.79; 1.18) | 0.028 |
| EuroSCORE I median, (IQR) | 4.4 (2.4; 7.0) | 3.51 (2.1; 5.5) | 5.13 (3.13; 8.1) | <0.001 |
| Current smoker | 227 (18.4) | 95 (19.0) | 132 (18.0) | 0.671 |
| High blood pressure, n (%) | 803 (65.1) | 284 (56.7) | 519 (70.8) | <0.001 |
| Diabetes mellitus, n (%) | 387 (31.4) | 124 (24.8) | 263 (35.9) | <0.001 |
| Dyslipidemia, n (%) | 629 (51.0) | 223 (44.5) | 406 (55.5) | <0.001 |
| Surgery, n (%) | <0.001 | |||
| One procedure | 857 (69.4) | 366 (73.1) | 491 (67.0) | |
| Combined surgery | 119 (9.6) | 16 (3.2) | 103 (14.1) | |
| Other procedures | 258 (20.9) | 119 (23.8) | 139 (19.0) | |
| ACTA–PORT score, median, (IQR) | 15 (10; 18) | 11 (9; 14) | 17 (13; 20) | <0.001 |
| Median time of extracorporeal circulation (min), (IQR) | 109 (85; 140) | 100 (78; 128) | 118 (89; 148) | <0.001 |
| Median time of ICU stay (days), (IQR) | 3 (2; 4) | 2 (2; 4) | 3 (2; 5) | <0.001 |
| Median time of hospital stay median (days), (IQR) | 14 (9; 24) | 10 (9; 15) | 19 (11; 28) | <0.001 |
| Mortality, n (%) | 57 (4.6) | 0 (0) | 57 (7.8) | <0.001 |