Table 4

Analysis of receiver operating characteristics curve for predicting in-hospital mortality of patients with COVID-19

VariablesP valueAUC (95% CI)SensitivitySpecificityCut-off valuePPVNPV
IL-2R<0.0010.82 (0.78 to 0.87)0.800.73755.500.720.55
IL-6<0.0010.85 (0.81 to 0.89)0.770.7522.800.710.80
IL-8<0.0010.69 (0.64 to 0.75)0.660.6220.500.580.55
IL-10<0.0010.75 (0.69 to 0.81)0.800.665.150.650.55
TNF<0.0010.71 (0.65 to 0.77)0.560.7910.050.680.55
  • AUC, area under curve; IL, interleukin; IL-2R, interleukin 2 receptor; NPV, negative predictive value; PPV, positive predictive value; TNF, tumour necrosis factor.