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Table 3 Area under receiver operating characteristic curve of RDW

From: Diagnostic accuracy of a dynamically increased red blood cell distribution width in very low birth weight infants with serious bacterial infection

  AUC (95%CI) P value Sensitivity% Specificity +LR -LR
RDW at baseline 0.58 (0.51–0.66) 0.023 33.33 82.59 1.91 0.81
RDW 0.74 (0.67–0.805) < 0.001 66.67 77.33 2.94 0.43
RDW at baseline+RDW 0.81 (0.76–0.87) < 0.001 78.16 72.47 2.84 0.33
P* (AUC) 0.001      
  1. AUC, area under curve; CI, confidence interval; +LR, positive likelihood ratio; −LR, negative likelihood ratio; P*(AUC). AUC of ΔRDW compared with AUC of RDW at baseline and RDW.