Table 4.

Information of ROC curves in Fig. 2

Variables	AUC (%)	95% CI (%)	Threshold	Sensitivity	Specificity
FAR	61.0141	58.0655–63.9627	364.2215	0.4483	0.7585
Ferritin	60.4778	57.5161–63.4396	821.5	0.4897	0.6968
Albumin	55.5618	52.5937–58.5299	2.75	0.4966	0.6023
Sofa score	56.9719	54.0308–59.9129	5.5	0.2158	0.6638