Fig. 2.

Area under the curve (AUC) estimates among the different models. A.\ AUC of base model, made of variables including age, hypertension, coronary artery disease, dyslipidemia, chronic renal disease, and history of stroke; B AUC of the variables in the base model and initial LDH level; C AUC of the variables in the base model and initial CRP level; D AUC of the variables in the base model and initial ferritin level