Table 1.
Clinical characteristics and preoperative laboratory data
| Characteristic | Group A (n=89) | Group B (n=31) | p-value |
|---|---|---|---|
| Age (yr) | 57.8±17.8 | 62.0±13.2 | 0.229 |
| Female sex | 28 (31.5) | 17 (54.8) | 0.021 |
| Body surface area (m2) | 1.63±0.29 | 1.63±0.18 | 0.980 |
| Left ventricular ejection fraction (%) | 58.7±11.5 | 60.1±12.6 | 0.594 |
| Diabetes mellitus | 31 (35) | 4 (13) | 0.019 |
| Hypertension | 46 (52) | 18 (58) | 0.540 |
| Chronic renal failure | 7 (8) | 5 (16) | 0.190 |
| Atrial fibrillation | 19 (21) | 5 (16) | 0.532 |
| Hemoglobin (mg/dL) | 12.9±1.7 | 12.8±1.7 | 0.783 |
| Platelet count (103/μL) | 225.0±77.5 | 201.3±64.9 | 0.129 |
| Aspartate transaminase (IU/L) | 31.4±28.3 | 33.2±24.3 | 0.754 |
| Alanine transaminase (IU/L) | 31.8±40.3 | 27.7±21.5 | 0.599 |
| Total bilirubin (mg/dL) | 0.67±0.34 | 0.68±0.30 | 0.866 |
| Prothrombin time (international normalized ratio) | 1.11±0.14 | 1.13±0.31 | 0.630 |
Values are presented as mean±standard deviation or number (%).