Independent predictors of one year overall mortality
| Variable | RR | 95% CI | p Value |
|---|---|---|---|
| NYHA class (III–IV v I–II) | 2.04 | 1.62 to 2.57 | 0.0001 |
| Ejection fraction (<30% v ≥30%) | 1.65 | 1.30 to 2.08 | 0.0001 |
| Age (as a continuous variable) | 1.03 | 1.02 to 1.04 | 0.0001 |
| Heart rate (as a continuous variable) | 1.02 | 1.01 to 1.02 | 0.0001 |
| Systolic blood pressure (as a continuous variable) | 0.98 | 0.97 to 0.98 | 0.0001 |
| Use of β blockers (started v not treated) | 0.60 | 0.45 to 0.80 | 0.0003 |
| Use of β blockers (on treatment v not treated) | 0.74 | 0.55 to 0.99 | 0.0446 |