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Fig. 2 | Critical Care

Fig. 2

From: The role of cell-free hemoglobin and haptoglobin in acute kidney injury in critically ill adults with ARDS and therapy with VV ECMO

Fig. 2

Association of CFH concentrations with AKI and grouping. Comparison of CFH concentrations between patients with and without AKI (A). Incidence of AKI with 95% confidence intervals across different CFH concentrations (B). Risk grouping according to the sensitivity and specificity analysis of CFH concentration for occurrence of AKI (C). Cutoffs with 90% sensitivity and 90% specificity are used to group patients into the three CFH concentrations groups. Distribution of the CFH concentration within each group (D). ***P < 0.001. Se, Sensitivity; Sp, Specificity

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