Table 3.
Postoperative mortality and morbidity according to patient group.
| Parameters | Overall (n = 276) |
Survivor (n = 243) |
Non-survivor (n = 33) |
P-value |
|---|---|---|---|---|
| Etiology of in-hospital mortality | ||||
| Bleeding (n, %) | – | – | 5, 15.2 | N/A |
| Myocardial failure (n, %) | – | – | 13, 39.4 | N/A |
| Brain stem failure (n, %) | – | – | 8, 24.2 | N/A |
| Sepsis (n, %) | – | – | 7, 21.2 | N/A |
| Renal failure (n, %) | 23, 8.3 | 13, 5.3 | 10, 30.3 | < 0.001 |
| Transfusion at 24 h after surgery | ||||
| RBCa (units) | 7.7 ± 5.3 | 7.6 ± 4.8 | 8.7 ± 8.3 | 0.432 |
| Plasmab (units) | 6.8 ± 4.2 | 6.6 ± 3.6 | 8.4 ± 7.2 | 0.184 |
| Platelet (units) | 17.4 ± 10.4 | 17.3 ± 10.1 | 18.2 ± 12.3 | 0.613 |
| Reoperation for bleeding (n, %) | 34, 12.3 | 29, 11.9 | 5, 15.2 | 0.598 |
| Atrial fibrillation (n, %) | 16, 5.8 | 13, 5.3 | 3, 9.1 | 0.388 |
| Brain stroke (n, %) | 43, 15.6 | 34, 14.0 | 9, 27.3 | 0.048 |
| Infarction (n, %) | 40, 14.5 | 32, 13.2 | 8, 24.2 | 0.090 |
| Haemorrhage (n, %) | 6, 2.2 | 4, 1.6 | 2, 6.1 | 0.103 |
| Delirium (n, %) | 49, 17.8 | 43, 17.7 | 6, 18.2 | 0.945 |
| Seizure (n, %) | 20, 7.2 | 16, 6.6 | 4, 12.1 | 0.250 |
| Visceral ischemia (n, %) | 5, 1.8 | 5, 2.1 | 0 | 0.406 |
| Limb ischemia (n, %) | 7, 2.5 | 7, 2.9 | 0 | 0.323 |
| Malperfusion-related complicationc (n, %) | 63, 22.8 | 47, 19.3 | 16, 48.5 | < 0.001 |
| Pneumonia (n, %) | 28, 10.1 | 25, 10.3 | 3, 9.1 | 0.831 |
| Extubation time (hours) | 108.5 ± 365.8 | 96.3 ± 367.9 | 199.0 ± 342.1 | 0.130 |
| Ventilator support > 72 h (n, %) | 65, 23.6 | 57, 23.5 | 8, 24.2 | 0.921 |
| Tracheostomy (n, %) | 12, 4.4 | 9, 3.7 | 3, 9.1 | 0.155 |
| ICU stay (days) | 7.9 ± 19.1 | 7.7 ± 19.6 | 8.9 ± 15.0 | 0.735 |
| ICU readmission (n, %) | 21, 7.6 | 17, 7.0 | 4, 12.1 | 0.297 |
| Hospital stay (days) | 29.5 ± 62.9 | 31.2 ± 64.9 | 16.8 ± 45.0 | 0.112 |
ICU intensive care unit.
aRed blood cell transfusion including amount of whole blood and packed red cell concentrate.
bPlasma transfusion including amount of fresh-frozen plasma and cryoprecipitate.
cOccurrence of postoperative renal failure, brain infarction, visceral ischemia, and limb ischemia.