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Table 6 Overview of discordant results and related testing

From: A multi-country comparative study of two treponemal tests for the serodiagnosis of syphilis amongst men who have sex with men (MSM): Chemo-luminescent assay vs Treponema pallidum particle agglutination assay

N

ADVIA Centaur® Syphilis CLIA assay

Complete algorithm

Titre

Non Trep testing

WB

Immunoblot

1

Positive

Negative

0

0

Negative

Negative

2

Positive

Negative

0

0

Positive

Positive

3

Negative

Positive

160

0

Positive

Positive

4

Positive

Negative

0

0

Negative

Negative

5

Positive

Negative

0

0

Negative

Negative

6

Positive

Negative

0

0

Positive

Positive

7

Positive

Negative

0

0

Negative

Negative

8

Positive

Negative

0

0

Positive

Positive