Table 1. Baseline characteristic of the studied population.
| Variable | Number of patients (%) | Mean (SD) | Median |
| Age (years) | 65.31 (9.26) | 65 | |
| Female gender | 16 (21) | ||
| Male gender | 59 (79) | ||
| BMI (kg/m2) | 27.51 (3.59) | 26.8 | |
| Hb before CABG (g/dl) | 13.58 (1.64) | 13.9 | |
| Hb after CABG (g/dl) | 11.11 (1.26) | 10.8 | |
| Surgery duration (h) | 3.79 (1.27) | 3.5 | |
| Numbers of by-passes | 2.32 (0.88) | 2 | |
| MI history | 33 (44) | ||
| Chronic Renal Disease | 20 (27) | ||
| Diabetes Mellitus | 23 (31) | ||
| Hypercholesterolemia | 44 (59) | ||
| Tabacco use | 14 (19) | ||
| Hypertension | 58 (77) | ||
| HF (EF<60%) | 33 (44) |
BMI-Body Mass Index, Hb-Hemoglobin, CABG-Coronary Artery Bypass Graft, MI-myocardial infarction, HF-Heart Failure, EF-Ejection Fraction, SD- Standard Deviation.