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Table 5 Performance of nomogram for predicting severe COVID-19

From: Nomogram to identify severe coronavirus disease 2019 (COVID-19) based on initial clinical and CT characteristics: a multi-center study

Performance Training cohort Validation cohort
AUC (95% CI) 0.929 (0.889–0.969) 0.936 (0.867–1.000)
Accuracy 85.5% (130/152) 89.2%(25/65)
Sensitivity 84.0% (42/50) 90.5%(19/21)
Specificity 86.3% (88/102) 88.6%(39/44)
  1. Note: AUC area under the receiver operating characteristic curve, CI confidence interval