Table 1 Socio-demographic and behavioural characteristics and STI (chlamydia, gonorrhoea, syphilis or HIV) positivity rate by age group in consultations in MSM visiting STI clinics, the Netherlands, 2006-2012
Characteristics | 15-24 yrs (n = 16,603; STI positivity =18.6%) | ≥ 25 yrs (n = 82,502; STI positivity =17.7%) | ||
|---|---|---|---|---|
N (%) | STI positivity (%) | N (%) | STI positivity (%) | |
Age, years | ||||
15-19 | 3023 (18.2) | 16.4 | ||
20-24 | 13580 (81.8) | 19.1 | ||
25-34 | 28550 (34.6) | 19.5 | ||
35-44 | 26932 (32.6) | 18.3 | ||
45-54 | 17871 (21.7) | 16.5 | ||
≥55 | 9149 (11.1) | 12.9 | ||
Sexual behaviour | ||||
Sex with both men and women | 2700 (16.3) | 16.4 | 16391 (19.9) | 12.9 |
Sex with men only | 13903 (83.7) | 19.0 | 66111 (80.1) | 18.9 |
Ethnicity | ||||
Dutch | 12657 (76.2) | 17.0 | 64657 (78.4) | 17.0 |
Surinam/Antilles | 854 (5.1) | 28.3 | 2351 (2.9) | 23.5 |
Turkey/Morocco | 373 (2.3) | 19.6 | 1291 (1.6) | 20.4 |
Eastern Europe | 486 (2.9) | 27.6 | 1425 (1.7) | 21.7 |
Sub-Sahara Africa | 167 (1.0) | 23.4 | 449 (0.5) | 24.3 |
Latin America | 359 (2.2) | 29.8 | 1871 (2.3) | 22.0 |
Asia | 551 (3.3) | 18.5 | 2633 (3.2) | 22.1 |
Other | 1156 (7.0) | 20.9 | 7825 (9.5) | 18.2 |
Previous HIV test | ||||
No | 6123 (36.9) | 16.5 | 12785 (15.5) | 18.8 |
Yes | 10043 (60.5) | 20.0 | 67622 (82.0) | 17.6 |
Unknown | 437 (2.6) | 13.7 | 2095 (2.5) | 16.2 |
Previous STI | ||||
No | 12618 (76.0) | 17.4 | 60215 (73.0) | 16.1 |
Yes | 1915 (11.5) | 28.8 | 12150 (14.7) | 24.9 |
Unknown | 2070 (12.5) | 16.2 | 10137 (12.3) | 18.6 |
CSW | ||||
No | 15822 (95.3) | 18.3 | 80153 (97.2) | 17.8 |
Yes, in past 6 months | 592 (3.6) | 29.7 | 1386 (1.7) | 16.9 |
Unknown | 189 (1.1) | 7.4 | 962 (1.2) | 10.3 |
Client of CSW | ||||
No | 16281 (98.1) | 18.7 | 79640 (96.5) | 18.0 |
Yes, in past 6 months | 149 (0.9) | 18.8 | 1988 (2.4) | 9.5 |
Unknown | 173 (1.0) | 8.7 | 874 (1.1) | 12.0 |
Nr of partners in < 6 months | ||||
0-1 | 2884 (17.4) | 13.6 | 8342 (10.1) | 12.9 |
2-10 | 9581 (57.7) | 18.9 | 40959 (49.7) | 17.1 |
>10 | 992 (6.0) | 31.1 | 10751 (13.0) | 20.4 |
Unknown | 3146 (18.9) | 19.0 | 22450 (27.2) | 19.4 |
STI symptoms | ||||
No | 11134 (67.1) | 14.9 | 50728 (61.5) | 13.6 |
Yes | 3076 (18.5) | 34.0 | 17607 (21.3) | 28.7 |
Unknown | 2393 (14.4) | 16.1 | 14167 (17.2) | 19.0 |
Notified | ||||
No | 12239 (73.7) | 16.2 | 58147 (70.5) | 15.5 |
Yes | 1992 (12.0) | 36.0 | 9764 (11.8) | 29.0 |
Unknown | 2372 (14.3) | 16.3 | 14591 (17.7) | 19.4 |
STI positivity | ||||
Chlamydia | 1627 (9.9) | - | 7292 (8.9) | - |
Gonorrhoea | 1465 (9.0) | - | 6078 (7.5) | - |
Infectious syphilis | 272 (1.7) | - | 1867 (2.3) | - |
HIV | 246 (1.5) | - | 1778 (2.4) | - |