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Table 2 Diagnostic performance of each biomarker

From: Different diagnostic performance of plasma fibrinogen and D-dimer in periprosthetic joint infection: a propensity score matched study

 

Threshold

Sensitivity

Specificity

AUC (95 % CI)

PPV

NPV

Fbg (g/L)

3.655

0.92

0.84

0.90 (0.808–0.987)

0.758

0.912

D-dimer (mg/L)

2.72

0.56

0.96

0.81 (0.710–0.919)

0.741

0.955

CRP (mg/L)

12.64

0.92

0.94

0.93 (0.866–0.999)

0.885

0.959

ESR (mm/h)

27

0.88

0.80

0.87 (0.781–0.957)

0.687

0.930

  1. PPV positive predictive value, NPV negative predictive value
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BMC Musculoskeletal Disorders

ISSN: 1471-2474

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