Predictors of long-term mortality by univariate and multivariate Cox analysis in patients who were discharged
| Variable | Univariate | Multivariate | ||||
|---|---|---|---|---|---|---|
| HR | 95% CI | p Value | HR | 95% CI | p Value | |
| Age, per year (continuous) | 1.01 | 0.97 to 1.04 | 0.77 | 0.99 | 0.97 to 1.03 | 0.97 |
| Gender, male vs female | 0.67 | 0.27 to 1.69 | 0.40 | 0.74 | 0.29 to 1.91 | 0.54 |
| Autumn, vs other seasons | 0.75 | 0.26 to 2.21 | 0.61 | 0.66 | 0.22 to 1.97 | 0.46 |
| Autumn vs winter | 0.96 | 0.26 to 3.62 | 0.96 | – | – | – |
| Autumn vs spring | 0.59 | 0.18 to 1.89 | 0.37 | – | – | – |
| Autumn vs summer | 0.83 | 0.22 to 3.10 | 0.78 | – | – | – |
| Pericardial effusion | 1.90 | 0.83 to 4.36 | 0.13 | – | – | – |
| WBC count, per 1×109 cells/L (continuous) | 0.94 | 0.84 to 1.06 | 0.32 | 0.94 | 0.83 to 1.06 | 0.28 |
| Platelet count, per 1×109 cells/L (continuous) | 1.04 | 0.99 to 1.01 | 0.06 | 1.00 | 0.99 to 1.01 | 0.11 |
| d-Dimer, per 1 mg/L (continuous) | 1.03 | 0.96 to 1.11 | 0.37 | – | – | – |
| C-reactive protein, per 1 mg/L (continuous) | 1.00 | 0.99 to 1.01 | 0.88 | – | – | – |
| Serum creatinine, per 1 μmol/L (continuous) | 1.00 | 0.98 to 1.01 | 0.66 | – | – | – |
| Ascending aorta diameter, per 1 mm (continuous) | 0.99 | 0.96 to 1.03 | 0.59 | – | – | – |
| Surgical intervention | 0.20 | 0.09 to 0.44 | <0.01 | 0.19 | 0.08 to 0.45 | <0.01 |
WBC, white blood cell.