Skip to main content

Table 4 ROC curve cut-off value for critical cases using CT-SSS and LDH

From: Comparative evaluation of semi-quantitative CT-severity scoring versus serum lactate dehydrogenase as prognostic biomarkers for disease severity and clinical outcome of COVID-19 patients

  Area under the ROC curve P value 95% confidence interval       
Lower bound Upper bound Cut-off Sensitivity % Specificity % PPV (%) NPV (%) Accuracy (%)
CT-severity scoring system (CT-SSS) 0.988 < 0.001 0.970 1.006 15.5 100 92.7 78.13 100.00 94.21
LDH 0.876 < 0.001 0.791 0.962 399.5 76 87.5 61.29 93.33 85.12