Multivariate survival analysis based on CPH for prediction of all-cause mortality*
| Variables | χ2 score | HR (95% CI) | p Value |
|---|---|---|---|
| Age | 39.12 | 1.71 (1.46 to 2.01) | <0.001 |
| Scar% | 28.21 | 1.34 (1.15 to 1.55) | <0.001 |
| ESVI | 6.54 | 0.95 (0.91 to 0.99) | 0.038 |
| ESVI×Scar% | 6.44 | 0.011 | |
| Female gender | 12.39 | 2.09 (1.27 to 3.46) | 0.015 |
| Female gender×ICD | 6.20 | 0.045 | |
| Female gender×ICD×Scar% | 6.18 | 0.013 | |
| RV ESVI | 14.94 | 1.12 (1.05 to 1.20) | <0.001 |
| MR (VC) | 14.24 | 1.14 (1.06 to 1.22) | <0.001 |
| Peri-infarct% | 8.52 | 1.05 (1.02 to 1.09) | 0.004 |
| MR×RV ESVI | 8.12 | 0.004 | |
| ICD | 9.57 | 0.048 | |
| ICD×Scar% | 9.47 | 0.008 |
*Stratified to the presence of post-MRI revascularisation.
CPH, Cox proportional hazard; ESVI, end systolic volume index; ICD, implantable cardioverter defibrillator; VC, vena contracta.