Table 1 Age-adjusted prevalence of trachomatous inflammation—follicular (TF) and anti-Ct antibodies by different immunoassays.

From: Comparison of platforms for testing antibodies to Chlamydia trachomatis antigens in the Democratic Republic of the Congo and Togo

Country

EU

TF% (95% CI)

CT694 MBA% (95% CI)

Pgp3 MBA% (95% CI)

Pgp3 LFA cassette% (95% CI)

Pgp3 LFA gold% (95% CI)

Pgp3 LFA black latex% (95% CI)

Togo

Keran

0.4 (0.1–0.6)

2.6 (1.2–6.3)

2.8 (1.3–6.5)

8.1 (4.4–14.9)

4.6 (2.3–8.9)

2.4 (1.0–6.0)

Anie

0.3 (0·1–0·6)

4.5 (2.3–9.0)

4.5 (2.4–8.9)

4.2 (1.9–9.8)

4.0 (2.0–8.2)

4.5 (2.3–9.4)

DRC

Manono

7.3 (4.2–11.6)

26.9 (20.9–34.0)

28.3 (22.2–35.5)

ND

ND

30.0 (23.7–37.2)

Nyemba

1.1 (0.5–1.8)

6.0 (3.4–10.7)

3.9 (1.9–8.0)

ND

ND

4.7 (2.5–9.0)

  1. EU evaluation unit, CI confidence interval, Pgp3 plasmid gene product 3, Ct Chlamydia trachomatis, MBA multiplex bead assay, LFA lateral flow assay, ND not done.
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