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Table 3 The cut-off value of each marker and the sensitivity, specificity, positive predictive value and accuracy

From: Fecal calprotectin is a useful biomarker for predicting the clinical outcome of granulocyte and monocyte adsorptive apheresis in ulcerative colitis patients: a prospective observation study

 

Sensitivity

Specificity

PPV

Accuracy

pMayo≤4

0.615

0.923

0.888

0.769

pMayo≤5

0.769

0.846

0.833

0.807

pMayo≤6

0.846

0.461

0.611

0.653

FC≤4500

0.615

0.615

0.615

0.615

FC≤5000

0.692

0.615

0.642

0.653

FC≤5500

0.692

0.538

0.6

0.615

CRP≤0.4

0.769

0.461

0.588

0.615

CRP≤0.6

0.923

0.461

0.631

0.692

CRP≤0.8

0.923

0.384

0.6

0.653

ΔFC≤30

0.692

0.846

0.818

0.769

ΔFC≤40

0.769

0.846

0.833

0.807

ΔFC≤50

0.769

0.969

0.769

0.769

ΔCRP≤60

0.615

0.846

0.8

0.73

ΔCRP≤70

0.666

0.846

0.8

0.76

ΔCRP≤80

0.666

0.769

0.727

0.72