Univariate and Multivariate Logic Regression Analyses
| Univariate | Multivariate (Cox proportional hazards model) | |||||||||
| 95% Confidence interval | 95% Confidence interval | |||||||||
| Parameter | Wald | Hazard ratio | Lower | Upper | P | Wald | Hazard ratio | Lower | Upper | P |
| Age (y) | 0.050 | 0.997 | 0.969 | 1.026 | 0.824 | |||||
| Sex | 0.908 | 1.489 | 0.657 | 3.376 | 0.341 | |||||
| Clinical VT/VF | 3.992 | 4.34 | 1.028 | 18.313 | 0.046 | |||||
| Inducible VT/VF | 0.210 | 0.839 | 0.396 | 1.779 | 0.647 | |||||
| SAECG | 0.574 | 1.492 | 0.530 | 4.198 | 0.449 | |||||
| Medications | 1.615 | 1.629 | 0.767 | 3.459 | 0.204 | |||||
| BNP | 4.579 | 1.002 | 1.000 | 1.004 | 0.032 | 0.655 | 1.001 | 0.998 | 1.004 | 0.418 |
| HMR (late) | 7.771 | 0.205 | 0.067 | 0.625 | 0.005 | |||||
| Washout | 0.663 | 1.014 | 0.981 | 1.047 | 0.415 | |||||
| HMR ≦ 1.9 | 8.509 | 5.966 | 1.797 | 19.806 | 0.004 | 3.705 | 4.560 | 0.973 | 21.374 | 0.054 |
| Tetrofosmin SS | 13.547 | 1.043 | 1.020 | 1.067 | 0.000 | |||||
| Tetrofosmin SS ≧ 12 | 13.691 | 4.022 | 1.924 | 8.408 | 0.000 | 4.083 | 2.842 | 1.032 | 7.830 | 0.043 |
| HMR ≦ 1.9 and tetrofosmin SS ≧ 12 | 13.691 | 4.022 | 1.924 | 8.408 | 0.000 | 6.454 | 3.857 | 1.361 | 10.928 | 0.011 |
| LVEF | 4.188 | 0.978 | 0.958 | 0.999 | 0.041 | 0.890 | 0.346 | 0.983 | 1.051 | 0.346 |
VT = ventricular tachycardia; VF = ventricular fibrillation; SAECG = signal-averaged electrocardiographic findings.