Table 2.
Independent predictors of mortality at multivariate analysis - the impact coronary artery calcium volume on in-hospital death.
| UNIVARIBLE | HR | 95 CI | p-value | MULTIVARIABLE | HR | 95 CI | p-value |
|---|---|---|---|---|---|---|---|
| Age | 4.169 | 3.281–5.299 | <0.001 | Age | 3.261 | 2.538–4.189 | <0.001 |
| Gender, male | 1.381 | 1.009–1.891 | 0.044 | Gender, male | 1.738 | 1.126–2.682 | 0.013 |
| White blood cells/mm3 | 1.371 | 1.167–1.61 | <0.001 | White blood cells/mm3 | 1.134 | 1.013–1.269 | 0.028 |
| Creatinine mg/dl | 1.814 | 1.63–2.018 | <0.001 | Creatinine mg/dl | 1.419 | 1.288–1.564 | <0.001 |
| Well areaed lung volume cm3 | 0.451 | 0.359–0.567 | <0.001 | Well areaed lung volume cm3 | 0.417 | 0.368–0.473 | <0.001 |
| CAC mm3 | 1.25 | 1.184–1.318 | <0.001 | CAC mm3 | 1.308 | 1.046–1.637 | 0.019 |
| Arterial hypertension | 2.199 | 1.623–2.98 | 0.001 | Arterial hypertension | 1.203 | 1.05–1.378 | 0.008 |
| Active malignancy | 1.587 | 0.906–2.779 | 0.107 | – | – | – | – |
| CPR mg/L | 1.092 | 0.945–1.261 | 0.232 | – | – | – | – |
| Pericardial effusion | 1.14 | 0.664–1.958 | 0.635 | – | – | – | – |
| Orotracheal intubation | 1.199 | 0.837–1.718 | 0.322 | – | – | – | – |
HR Hazard ratio; CI confidence interval; CAC coronary artery calcium.; AUC area under the ROC curve, CPR = c-protein reactive.
The CAC variable in the model is a categorical variable derived from the ROC curve of coronary artery calcium volume values for the outcome mortality.