Table 1.
Preoperative patient characteristics and operative data.
| Total (n = 14) | CABG (n = 10) | Aortic Valve Surgery (n = 2) | CABG and Valvular Surgery (n = 2) | |
|---|---|---|---|---|
| Preoperative characteristics | ||||
| Male | 13 (92.86%) | 9 (90%) | 2 (100%) | 2 (100%) |
| Age (years) | 64.2 ± 2.6 | 64.6 ± 3.06 | 58.5 ± 1.5 | 68 ± 12 |
| BMI (kg/m²) | 28 ± 1.4 | 29.2 ± 1.7 | 25 ± 4.04 | 25 ± 2.6 |
| Body surface area (m2) | 1.98 ± 0.07 | 2.0 ± 0.09 | 1.87 ± 0.15 | 1.84 ± 0.1 |
| LV-EF (%) | 20.7 ± 1.56 | 21.9 ± 1.28 | 15.5 ± 3.5 | 20 ± 10 |
| Smoking | 10 (71.4%) | 8 (80%) | 2 (100%) | 0 (0%) |
| Dyslipidemia | 2 (14.3%) | 2 (20%) | 0 (0%) | 0 (0%) |
| Arterial hypertension | 11 (78.6%) | 10 (80%) | 1 (50%) | 2 (100%) |
| Peripheral artery disease | 4 (28.6%) | 2 (20%) | 2 (100%) | 0 (0%) |
| Chronic kidney disease | 3 (21.4%) | 2 (20%) | 0 (0%) | 1 (50%) |
| COPD | 6 (42.9%) | 3 (30%) | 2 (100%) | 1 (50%) |
| Atrial fibrillation | 6 (42.9%) | 4 (40%) | 1 (50%) | 1 (50%) |
| Chronic heart failure | 11 (78.6%) | 8 (80%) | 1 (50%) | 2 (100%) |
| Ischemic cardiomyopathy | 6 (42.9%) | 4 (40%) | 1 (50%) | 1 (50%) |
| Dilated cardiomyopathy | 4 (28.6%) | 3 (30%) | 1 (50%) | 0 (0%) |
| Prior myocardial infarction | 5 (37.7%) | 4 (40%) | 0 (0%) | 1 (50%) |
| Serum creatinine (µmol/l) | 88.7 ± 5.7 | 87.2 ± 6.7 | 78.5 ± 9.5 | 106.5 ± 19.5 |
| Bilirubin (µmol/l) | 12.85 (7.3–15.98) | 10.95 (7.3–19.35) | 9.3 (7.15–11.45) | 15.95 (15.925–15.975) |
| Lactate (mmol/l) | 1.18 ± 0.11 | 1 ± 0.12 | 1.8 ± 0 | 1.35 ± 0.25 |
| GFR (ml/min) | 88.5 (76.5–90) | 87.5 (76.5–90) | 90 (90–90) | 66 (55.5–76.5) |
| Operative data | ||||
| Heart lung machine time (min) | 152 ± 17.1 | 140.5 ± 20.8 | 200.5 ± 62.5 | 161 ± 15 |
| Aortic cross-clamp time (min) | 51.5 ± 6.2 | 44.7 ± 6.1 | 60.5 ± 17.5 | 76.5 ± 24.5 |
Categorical variables are expressed as n (%), and continuous variables are expressed as mean ± standard error of the Mean and median with interquartile range. SEM, standard error of the Mean; CABG, coronary artery bypass grafting; BMI, body mass index; BSA, body surface area; LV-EF, left ventricular ejection fraction; COPD, chronic obstructive pulmonary disease; GFR, glomerular filtration rate according to CKD-EPI; Valvular surgery include: Aortic valve replacement and mitral valve reconstruction