Table 2.
Hazard ratios and confidence intervals for death are based on the multivariable Cox proportional hazards model.
| Parameter | Increment | Hazard Ratio | 95 % Confidence Interval | P-value |
|---|---|---|---|---|
| Demographics | ||||
| Age | 1-year increase | 1.02 | 1.01–1.03 | <0.005 |
| ICU | Categorical status | 1.53 | 1.04–2.24 | 0.03 |
| Male | Categorical status | 1.29 | 0.94–1.78 | 0.12 |
| Hospitalization | Categorical status | 1.33 | 0.90–1.97 | 0.15 |
| Comorbidities | ||||
| CVA | Categorical status | 1.87 | 1.24–2.82 | <0.005 |
| COPD | Categorical status | 2.00 | 1.15–3.47 | 0.01 |
| Cirrhosis | Categorical status | 1.49 | 0.78–2.85 | 0.23 |
| MI | Categorical status | 0.87 | 0.45–1.66 | 0.67 |
| DM | Categorical status | 0.93 | 0.62–1.40 | 0.73 |
| Biomarker | ||||
| NT-proBNP (mg/dl) | 1 log increase | 1.43 | 1.06–1.92 | 0.02 |
COPD = chronic obstructive pulmonary disease; DM = diabetes mellitus; MI = myocardial infarction; CVA = cerebral vascular accident.