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ROC curves for the combined model for the prognosis of COVID-19 patients. Combined model: sTREM-1, CAR, HGB and D-dimer; AUC 0.919 (95% CI: 0.857–0.981).
Abbreviations: TPR, true positive rate; FPR, false positive rate; sTREM, soluble Triggering Receptors Expressed on Myeloid Cell; HGB, Hemoglobin; CAR, C-reactive protein-to-albumin ratio.
