Risk Factors | Cut-off valuea | Sensitivity | Specificity | NPV | PPV | AUC | 95% CI | SE | P-value |
---|---|---|---|---|---|---|---|---|---|
Gender | – | 0.730 | 0.425 | 0.787 | 0.351 | 0.578 | 0.501–0.654 | 0.039 | 0.054 |
Age (years) | 84.5 | 0.446 | 0.776 | 0.767 | 0.458 | 0.649 | 0.575–0.723 | 0.038 | < 0.001 |
Time from injury to admission (days) | 1.5 | 0.608 | 0.724 | 0.813 | 0.484 | 0.674 | 0.598–0.750 | 0.039 | < 0.001 |
Fibrinogen(g/L) | 4.89 | 0.432 | 0.828 | 0.744 | 0.516 | 0.644 | 0.569–0.719 | 0.038 | < 0.001 |
D-dimer (μg/ml) | 5.04 | 0.797 | 0.557 | 0.837 | 0.378 | 0.679 | 0.612–0.746 | 0.034 | < 0.001 |
New predictor | 12.74 | 0.919 | 0.667 | 0.951 | 0.540 | 0.852 | 0.806–0.898 | 0.023 | < 0.001 |