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Table 3 Comparison of pooled diagnostic performance of D-dimer and fibrinogen by Z-test statistics

From: Fibrinogen performs better than D-dimer for the diagnosis of periprosthetic joint infection: a meta-analysis of diagnostic trials

 

D-dimer

Fibrinogen

Z value

p value

Pooled value

SE

95% CI

Pooled value

SE

95% CI

Sensitivity

0.79

0.04

0.72–0.85

0.75

0.03

0.68–0.80

1.02

0.15

Specificity

0.77

0.04

0.67–0.84

0.85

0.01

0.82–0.88

1.93

0.03*

LR+

3.38

0.74

2.21–5.18

5.12

0.51

4.22–6.22

1.94

0.03*

LR−

0.27

0.06

0.18–0.41

0.30

0.04

0.23–0.37

0.42

0.34

  1. SE standard error, CI confidence interval, LR+ positive likelihood ratio, LR− negative likelihood ratio
  2. *p value less than 0.05 meant significant difference