Table 2 Demographics, risk factors and clinical features, by diagnosis – CT cases and other NGU (controls)
From: Men at risk of gonococcal urethritis: a case-control study in a Darwin sexual health clinic
CT n = 34 (28.3%) | Other NGU n = 86 (71.7%) | OR (95% CI) | aOR (95% CI) | |
|---|---|---|---|---|
Demographics | ||||
Median age, years (IQR) | 28.5 (23 to 34) | 31 (25 to 38) | ||
Age > =30 | 15/34 (76.0%) | 47/86 (54.7%) | 0.7 (0.3 to 1.4) | 0.6 (0.2 to 1.6) |
Aboriginal | 2/33 (6.1%) | 8/84 (9.5%) | 0.6 (0.1 to 3.1) | 0.9 (0.2 to 5.1) |
Born overseas | 12/34 (35.3%) | 39/86 (45.4%) | 0.7 (0.3 to 1.5) | Excluded |
Risk factors and behaviours | ||||
Median no. of sexual partners, past 6/12 (IQR) | 3 (2 to 4) | 3.5 (2 to 5.5) | Excluded | |
> =5 sexual partners, past 6/12 | 9/34 (26.5%) | 35/86 (40.7) | 0.5 (0.2 to 1.3) | |
Sex with same-sex partner | 0/34 (0%) | 10/86 (11.6%) | a | a |
Condom used in most recent encounter | 6/34 (17.7%) | 11/86 (12.8%) | 1.5 (0.4 to 4.3) | Excluded |
Casual partner in most recent encounter | 27/34 (79.4%) | 65/86 (75.6%) | 1.2 (0.5 to 3.3) | Excluded |
Clinical features | ||||
Median duration of symptoms, days (IQR) | 7 (5 to 14) | 5 (2 to 12) | Excluded | |
> =7 days of symptoms | 26/34 (76.5%) | 42/86 (48.8%) | 3.4(1.3 to 8.4) | |
History of discharge | 12/34 (35.3%) | 37/86 (43.0%) | 0.7 (0.3 to 1.6) | 0.8 (0.3 to 2.1) |
History of discharge purulent discharge | 4/34 (11.8%) | 21/86 (24.4%) | 0.4 (0.1 to 1.3) | Excluded |
History of urethral discomfort | 31/34 (91.2%) | 81/86 (94.2%) | 0.6 (0.1 to 2.8) | Excluded |
Any abnormalities on genital examination | 10/25 (40.0%) | 30/70 (42.9%) | 0.9 (0.4 to 2.3) | 1.01 (0.4 to 2.7) |