Fig. 4From: Predictive determinants of overall survival among re-infected COVID-19 patients using the elastic-net regularized Cox proportional hazards model: a machine-learning algorithmReceiver operating characteristic (ROC) curves for prediction of overall survival in the re-infected COVID-19 patients for creatinine (left: AUC=0.742 (95% CI: 0.687-0.792, P<0.001)) and WBC count (right: AUC=0.772 (95% CI: 0.719–0.820, P<0.001))Back to article page