Table 3.
Multivariable Cox Regression Analysis of Association Between ECV% and All-Cause Mortality
| ECV% |
||||
|---|---|---|---|---|
| 95% CI for HR | ||||
| p Value | HR | Lower | Upper | |
| All-cause mortality | ||||
| Univariable | ||||
| Model 1 | ||||
| ECV% | <0.001 | 1.145 | 1.068 | 1.228 |
| ECV% | 0.003 | 1.124 | 1.047 | 1.207 |
| Age, yrs | <0.001 | 1.086 | 1.049 | 1.125 |
| Male | 0.001 | 2.921 | 1.520 | 5.614 |
| Model 2 | ||||
| ECV% | 0.013 | 1.100 | 1.020 | 1.186 |
| Age, yrs | <0.001 | 1.093 | 1.054 | 1.133 |
| Male | 0.004 | 2.649 | 1.363 | 5.148 |
| LVEF <50% | 0.213 | 1.535 | 0.782 | 3.012 |
| Late gadolinium enhancement | 0.329 | 1.351 | 0.738 | 2.475 |
| Model 3 | ||||
| ECV% | 0.033 | 1.088 | 1.007 | 1.176 |
| Age, yrs | <0.001 | 1.094 | 1.054 | 1.135 |
| Male | 0.005 | 2.591 | 1.325 | 5.067 |
| LVEF <50% | 0.233 | 1.527 | 0.761 | 3.064 |
| Late gadolinium enhancement | 0.508 | 1.233 | 0.663 | 2.293 |
| Peak aortic-jet velocity, m/s | 0.213 | 0.788 | 0.541 | 1.147 |
| Model 4 | ||||
| ECV% | 0.027 | 1.087 | 1.009 | 1.171 |
| STS-PROM score, % | <0.001 | 1.280 | 1.125 | 1.457 |
| Model 5 | ||||
| ECV% | 0.042 | 1.091 | 1.003 | 1.187 |
| Known coronary disease | 0.028 | 1.965 | 1.077 | 3.585 |
| NYHA functional class III/IV | 0.024 | 2.102 | 1.103 | 4.007 |
| Atrial fibrillation | 0.013 | 2.602 | 1.223 | 5.538 |
| LV mass index | 0.313 | 0.994 | 0.983 | 1.006 |
| LA volume index | 0.204 | 1.007 | 0.996 | 1.018 |
| Cardiovascular mortality | ||||
| Univariable | ||||
| ECV% | 0.003 | 1.215 | 1.068 | 1.382 |