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Table 3 Resolution of discrepant results for C. trachomatis infection.

From: Prevalence of Chlamydia infection among women visiting a gynaecology outpatient department: evaluation of an in-house PCR assay for detection of Chlamydia trachomatis

No. of discrepant samples

    

Conclusion

  

C2/C5

DFA

FISH

 

Group I (n = 28)

11

+

-

+

True positive

 

4

-

+

+

True positive

 

13

+

-

-

True negative

Group II (n = 15)

  

Roche

ompA/plde

 
 

9

+

-

+

True positive

 

4

+

-

-

True negative

 

2

-

+

+

True positive

  1. A second test was applied for each sample. FISH was taken as the gold standard for group I and ompA/plde for group II.