Symptoms (self reported dysuria and/or discharge), signs (observed discharge—that is, ⩾1 cm2 smear on the slide and urethritis (>4 PMNL/HPF)), number of partners, and STI history among all male attendees (n = 512)
| Urethral smears (PMNL/HPF) | Symptoms of urethritis | Number of partners | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Count (%) | Past 6 months | STI history (%) | |||||||||
| <5 | 5–10 | >10 | ND | Count (%) | RR (CI 95%) | Mean | Median (range) | Ng | Ct | NCNGU | |
| *One (homosexual) man had a gonococcal urethritis †Data were missing from one patient. | |||||||||||
| ND = microscopic examination not done; Ng = Neisseria gonorrhoeae; Ct = Chlamydia trachomatis; Mg = Mycoplasma genitalium; NCNGU = non-chlamydial non-gonococcal urethritis. | |||||||||||
| C trachomatis pos (n = 57) | 4 | 0 | 53 (93) | 0 | 23 (40) | 1 (reference) | 2.8 | 2 (0–10) | 1 (2) | 9 (16) | 11 (19) |
| M genitalium pos (n = 30) | 3 | 0 | 27 (90) | 0 | 22 (73) | 1.8 (1.2 to 2.7) | 2.1 | 2 (1–6) | 1 (3) | 9 (30) | 4 (13) |
| Mg and Ct pos (n = 4) | 0 | 0 | 4 (100) | 0 | 3 (75) | 7.5 | 3.5 (2–20) | 0 (0) | 1 (25) | 1 (25) | |
| Urethritis, negative tests (n = 180) | 0 | 30 | 150 (83) | 0 | 49 (27) | 0.7 (0.4 to 1.0) | 2.1 | 2 (0–10) | 6 (3) | 38 (21) | 44 (24) |
| The rest of attendees (n = 241*) | 235 | 0 | 1 (1) | 5 | 36 (15) | 0.4 (0.2 to 0.6) | 1.8 | 2 (0–9) | 12†(5) | 33†(14) | 37†(15) |