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Multivariable Cox proportional hazard model analysis to predict all-cause mortality
| Factors | Entire cohort (n=580) | Subgroup with NT-proBNP available (n=341) | ||
| HR (95% CI) | P value | HR (95% CI) | P value | |
| IMRS | 1.55 (1.27 to 1.93) | <0.001 | 1.27 (1.01 to 1.59) | 0.040 |
| GWTG-HF | 1.60 (1.27 to 2.01) | <0.001 | 1.48 (1.17 to 1.86) | 0.002 |
| Log NT-proBNP | – | – | 1.53 (1.23 to 1.90) | <0.001 |
