Table 1 General characteristics of the patients studied, concerning age, left ventricular ejection fraction (LVEF), preoperative therapy and the distribution of the right and left coronary artery stenoses
Group A | Group B | |
|---|---|---|
Age | 56 ± 8 | 67 ± 9 |
LVEF | 48 ± 15 | 50 ± 13 |
Preoperative therapy | ||
Nitroglycerin | 8 | 6 |
β-Blocker | 6 | 4 |
Calcium antagonist | 3 | 2 |
Right coronary stenosis | ||
100% | 5 | 4 |
90% | 4 | 1 |
80% | 1 | 1 |
Left coronary stenosis | ||
Left anterior descending artery (80–100%) | 10 | 6 |
Circumflex artery (70–100%) | 6 | 3 |