Table 4.
Predictors of cardiac death/MI/stroke in ULMCA patients underwent CABG according to multivariate analysis
| Variables | P | HR | 95% CI for HR | |
|---|---|---|---|---|
| Lower | Upper | |||
| Age | 0.026 | 1.030 | 1.004 | 1.056 |
| EF | 0.002 | 0.975 | 0.959 | 0.991 |
| Serum creatinine | 0.059 | 1.007 | 1.000 | 1.014 |
| Extent of diseased vessel | 0.075 | 1.391 | 0.967 | 1.999 |
| Prior stroke | 0.158 | 1.504 | 0.854 | 2.651 |
| Chronic total occlusion | 0.573 | 1.122 | 0.751 | 1.677 |
CI: Confidence interval; HR: Hazard ratio; EF: Ejection fraction; ULMCA: Unprotected left main coronary artery; CABG: Coronary artery bypass grafting; MI: Myocardial infarction.