Research Article

The Dynamic Trends of HIV Prevalence, Risks, and Prevention among Men Who Have Sex with Men in Chongqing, China

Table 2

Dynamic trends of HIV, Syphilis, and other sexually transmitted diseases among men who have sex with men in Chongqing.

Infections/Diseases20062008201020122013 value*
(%) (%) (%) (%) (%)

HIV 56173 (13.0)60298 (16.3)40050 (12.5)39076 (19.5)37674 (19.7)0.004
 Age (years)
  <2515810 (6.3)32239 (12.1)18422 (12.0)14426 (18.1)15330 (19.6)<0.001
  25–3421129 (13.7)20529 (14.1)17219 (11.0)20136 (17.9)17534 (19.4)0.085
  ≥3519234 (17.7)7520 (26.7)449 (20.5)4514 (13.1)4810 (20.8)0.18
Syphilis56154 (9.6)60270 (11.6)40025 (6.3)39011 (2.8)37611 (2.9)<0.001
 Age (years)
  <251586 (3.8)32229 (9.0)18412 (6.5)1443 (2.1)1534 (2.6)0.044
  25–3421119 (9.0)20526 (12.7)1729 (5.2)2015 (2.5)1753 (1.7)<0.001
  ≥3519229 (15.1)7515 (20.0)444 (9.1)453 (6.7)484 (8.3)0.056
HIV and syphilis coinfection7315 (20.5)9829 (29.6)507 (6.5)762 (2.1)749 (12.2)<0.001
Self-report STD diagnosis in the last year561112 (20.0)602122 (20.3)40022 (5.5)39011 (2.8)3769 (2.4)<0.001
 Age (years)
  <2515834 (21.5)32258 (18.0)18411 (6.0)1446 (4.2)1533 (2.0)<0.001
  25–3421153 (25.1)20546 (22.4)1727 (4.1)2011 (0.5)1754 (2.3)<0.001
  ≥3519225 (13.0)7518 (24.0)444 (9.1)454 (8.9)482 (4.2)0.072
HIV and Other STDs coinfection7326 (35.6)9824 (24.5)506 (12.0)766 (7.9)741 (1.4)<0.001

values are from Cochran-Armitage trend analysis.