Table 5 Comparison of ROC curves (after PSM).

From: Potential value of red blood cell distribution width in predicting in-hospital mortality in intensive care US population with acute pancreatitis: a propensity score matching analysis

Factor

AUC

95%CI

Optimal cut-off

Sensitivity (%)

Specificity (%)

Youden’s index

RDW

0.656

0.588–0.719

15.35%

57.94

69.16

0.2710

BISAP

0.623

0.554–0.688

2

79.44

40.19

0.1963

SOFA

0.815

0.756–0.865

7

72.90

81.31

0.5421

RDW + BISAP

0.713

0.647–0.772

0.50287#

67.29

68.22

0.3551

RDW + SOFA

0.827

0.770–0.875

0.46916*

76.64

78.50

0.5514

  1. RDW red blood cell distribution width, BISAP bedside index for severity in acute pancreatitis, SOFA sequential organ failure assessment.
  2. #Prediction probability of logistic regression model for combining RDW and BISAP, corresponding to RDW = 14.05%, BISAP = 4.
  3. *Prediction probability of logistic regression model for combining RDW and SOFA, corresponding to RDW = 14.40%, SOFA = 8.
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