30 day and 1 year mortality rates by risk category in heart failure
| Risk categories (score) | 30 day mortality rate | 1 year mortality rate | ||
|---|---|---|---|---|
| Derivation | Validation | Derivation | Validation | |
| Very low (⩽60) | 0.4% | 0.6% | 7.8% | 2.7% |
| Low (61–90) | 3.4% | 4.2% | 12.9% | 14.4% |
| Intermediate (91–120) | 12.2% | 13.7% | 32.5% | 30.2% |
| High (121–150) | 32.7% | 26.0% | 59.3% | 55.5% |
| Very high (>150) | 59.0% | 50.0% | 78.8% | 74.7% |