Clinical, angiographic and procedural multivariable predictors of long-term cardiac mortality
| HR | 95% CI | p Value | |
| ∆cQTD (per 20 ms decrease) | 1.497 | 1.081 to 2.075 | 0.015 |
| Age (per 10 years increase) | 1.672 | 1.039 to 2.691 | 0.034 |
| Diabetes | 2.622 | 1.112 to 6.184 | 0.028 |
| Peak CK-MB (per 1 UNL increase) | 1.798 | 1.063 to 3.039 | 0.029 |
| No. of treated lesions (per 1 lesion increase) | 2.066 | 1.208 to 3.532 | 0.008 |
| Extension of CAD | |||
| 1-Vessel (reference) | – | – | – |
| 2-Vessel | 1.139 | 0.374 to 3.467 | NS |
| 3-Vessel | 3.626 | 1.079 to 12.187 | 0.037 |
CAD, coronary artery disease; CK-MB, creatine kinase-MB; cQTD, corrected QT dispersion; UNL, upper normal limit (=19 ng/ml).