Table 5 ROC curve cut-off value for COVID-19 mortality using CT-SSS and LDH
Area under the curve | P value | 95% confidence interval | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
Lower bound | Upper bound | Cut-off | Sensitivity % | Specificity % | PPV (%) | NPV (%) | Accuracy (%) | |||
CT-severity scoring system (CT-SSS) | 0.959 | < 0.001 | 0.924 | 0.993 | 18.5 | 100 | 91.9 | 52.63 | 100.00 | 92.56 |
LDH | 0.876 | < 0.001 | 0.788 | 0.964 | 533.5 | 100 | 62.2 | 19.23 | 100.00 | 65.29 |