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| Pathogen | Prevalence (95% CI) | N = 771 |
|---|---|---|
| Herpes simplex virus | 60.7% (57.2–64.1) | 468 |
| Treponema pallidum | 3.9% (2.7–5.5) | 30 |
| Chlamydia trachomatis L1-L3 (Lymphogranuloma venereum) | 0.9% (0.4–1.9) | 7 |
| Haemophilus ducreyi | 0.5% (0.2–1.4) | 4 |
| Klebsiella granulomatis | 0% | 0 |
| Mixed aetiology (HSV-2 + bacterial pathogen) | 0.8% (0.4–1.7) | 6 |
| No STI pathogen | 34.8% (31.5–38.2) | 268 |
