Patient characteristics and operative data
| Number of patients | 45 |
|---|---|
| Mean (SD) age (years) | 62 (9) |
| Sex (M/F) | 35/10 |
| Previous myocardial infarction | |
| Anterior (%) | 5 (11) |
| Inferior (%) | 13 (28) |
| Drug treatment (%) | |
| β Blockers | 26 (58) |
| Calcium antagonists | 30 (67) |
| Nitrates | 22 (49) |
| Vessel disease (%) | |
| 2 Vessel | 11 (24) |
| 3 Vessel | 34 (76) |
| Left main disease | 7 (16) |
| Mean (SD) LVEF | 61 (10) |
| Mean (SD) grafts/patient | 3.4 (0.7) |
| Mean (SD) cross clamp time (min) | 64 (19) |
| Mean (SD) bypass time (min) | 99 (24) |
LVEF, left ventricular ejection fraction.