Table 1.
Primary characteristics of the patients
| EPO group | Control group | P value | |
|---|---|---|---|
| Number | 22 | 21 | |
| Gender | 13 | 8 | 0.1 |
| Age(year) | 59.73±7.73 | 62.57±8.60 | 1.878 |
| Smoking | 14 | 13 | 0.4 |
| Diabetes history | 8 | 10 | 0.9 |
| BMI(kg/m 2 ) | 25.82±1.83 | 24.36±2.12 | 0.009 |
| Creatinine (mg/dl) | 0.94±0.18 | 0.86±0.27 | 0.149 |
| Impaired vessels(n) | 2.27±0.787 | 2.29±0.784 | 0.863 |
| EF before operation(n) | 46.36±8.04 | 45.90±8.41 | 0.178 |
| Hgb (g/dl) | 12.64±2.10 | 13±1.20 | 0.955 |
| Retic (%) | 0.85±0.33 | 0.61±0.25 | 0.166 |
| Na (mEq/L) | 141.36±1.98 | 140.95±4.11 | 0.67 |
| K (mEq/L) | 4.20±0.35 | 4.45±0.44 | 0.594 |
| FBS (mg/dl) | 132.68±55.19 | 158.95±79.98 | 0.132 |
| Pack cell (n) | 1±1.06 | 0.48±0.68 | 0.021 |
| Graft (n) | 3.14±0.88 | 3.38±0.74 | 0.33 |
| Pump time (min) | 78.21±18.8 | 79.76±12.25 | 0.6 |
| Cross-clamping time (min) | 50.95±10.85 | 53.86±9.13 | 0.08 |
EPO: Erythropoietin; BMI: Body mass index; EF: Ejection fraction