Table 1. Demographic data and preoperative characteristics between groups.
| Group 1 (n = 28) | Group 2 (n = 20) | P value | |
|---|---|---|---|
| Age, year | 61.5 ± 7.7 | 62.3 ± 7.6 | 0.72 |
| Sex, male, n (%) | 20 (71.4) | 13 (65) | 0.75 |
| HT, n (%) | 20 (71.4) | 20 (100) | 0.008 |
| DM, n (%) | 13 (46.4) | 9 (45) | 0.924 |
| Hyperlipidemia, n (%) | 11 (39.3) | 11 (55) | 0.291 |
| COPD, n (%) | 5 (17.9) | 5 (25) | 0.558 |
| Obesity, n (%) | 3 (10.7) | 3 (15) | 0.68 |
| PAD, n (%) | 4 (14.3) | 2 (10) | 1.00 |
| CAD, n (%) | 4 (14.3) | 2 (10) | 1.00 |
| LV-EF, % | 55.3 ± 7.6 | 59.7 ± 5.9 | 0.034 |
| Urea, mg/dL | 43.8 ± 17.4 | 37.5 ± 15.9 | 0.207 |
| Creatinine, mg/dL | 1.2 ± 0.7 | 0.96 ± 0.4 | 0.205 |
| New myocardial infarct, n (%) | 6 (21.4) | 4 (20) | 0.907 |
| FEV1, % | 83.1 ± 23.8 | 93.7 ± 22.3 | 0.151 |
| FVC, % | 79.4 ± 22.4 | 86.8 ± 21.1 | 0.289 |
| FEF 25–75, % | 85.8 ± 34.4 | 105.2 ± 37.6 | 0.095 |
Values are mean ± SD. CAD: carotid artery disease; COPD: chronic obstructive pulmonary disease; DM: diabetes mellitus; FEF 25–75: forced expiratory flow; FVC: forced vital capacity; FEV1: forced expiratory volume in one second; HT: hypertension; LV-EF: left ventricular ejection fraction; PAD: peripheral artery disease