Skip to main content

Table 2 Values of fibrinogen and D-dimer in predicting persistent infection before reimplantation

From: Plasma fibrinogen may predict persistent infection before reimplantation in two-stage exchange arthroplasty for periprosthetic hip infection

 

AUC

95% CI

Threshold

Sensitivity

Specificity

Positive predictive value

Negative predictive value

Fibrinogen

0.773

0.569–0.905

3.61 g/L

87.5%

62.8%

16.7%

98.3%

D-dimer

0.565

0.329–0.777

0.82 μg/mL

83.3%

41.9%

21.7%

92.9%

Sensitivity analysis

 Fibrinogen

0.778

0.558–0.917

3.61 g/L

87.5%

63.0%

25.9%

97.1%

 D-dimer

0.565

0.318–0.785

0.82 μg/mL

83.3%

43.8%

35.7%

87.5%

  1. AUC area of under the receiver operating characteristic curve