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. 2022 Jul 1;42(4):406–414. doi: 10.3343/alm.2022.42.4.406

Fig. 2.

Fig. 2

ROC curve analysis of PCT, presepsin, the SOFA score, WHO disease severity, the VACO index, and multimarker approaches for predicting 30-day mortality. (A) PCT, presepsin, the SOFA score, WHO disease severity, and the VACO index. (B) Multimarker approaches using the above optimal cut-off values of PCT, presepsin, and the VACO index. Abbreviations: PCT, procalcitonin; SOFA, sequential organ failure assessment; VACO, Veterans Health Administration COVID-19; AUC, area under the ROC curve; CI, confidence interval.