Table 2.
Patients' intra and postoperative characteristics
| Characteristic | Number of patients | Percentage |
|---|---|---|
| CPB-time: 98 ± 13 min (43-158) | ||
| CPB-time < 60 | 35 | 10% |
| CPB-time 60-120 min | 237 | 68.10% |
| CPB-time > 120 min | 76 | 21.90% |
| Ischemia time: 47 ± 16 min (16-79) | ||
| Myocardial Ischemia Index (M.I.I): 0.1- 1.0 ml.m2/Kg.min | ||
| av.MII ante ≥ 0.5 ml.m2/Kg.min | 104 | 29.90% |
| av.MII ante 0.28 - < 0.49 ml.m2/Kg.min | 176 | 50.60% |
| av.MII ante ≤ 0.27 ml.m2/Kg.min | 68 | 19.50% |
| Bypasses performed | ||
| CABG-1 | 24 | 6.90% |
| CABG-2 | 102 | 29.30% |
| CABG-3 | 210 | 60.40% |
| CABG-4 | 12 | 3.40% |
| LIMA use | 312 | 89.70% |
| Positive fluid balance | 207 | 59.50% |
| Potassium Deficit | 276 | 79.30% |
| FiO2/PO2 | ||
| ≤ 40 | 302 | 86.80% |
| > 40 | 46 | 13.20% |
| Inotropic support | ||
| Absent | 235 | 67.50% |
| 3-15 μg/kg/min | 62 | 17.80% |
| > 15 μg/kg/min | 51 | 14.70% |
| Perioperative myocardial infarction | 19 | 5.50% |
| ICU-recovery | ||
| ≤ 48 hours | 279 | 80.20% |
| > 48 hours | 69 | 19.80% |
CPB: Cardiopulmonary Bypass, M.I.I: Myocardial Ischemia Index, CABG: Coronary Artery Bypass Grafting, LIMA: left internal thoracic (mammary) artery, FiO2: fraction of delivered O2, PO2: arterial partial pressure of O2, ICU: Intensive Care Unit