Study On High Risk Behaviors And Influence Factors About HIV/AIDS Among Men Who Have Sex With Men In Chongqing

Objective To analyze the status of high risk behaviors and the influence factors about HIV/AIDS among men who have sex with men (MSM) in Chongqing, and to provide evidence for the targeted intervention.Methods Between July 2006 and October 2006, MSM were sampled by convenience sampling and snowball sampling and had a face to face interview by well trained investigators with information consent. Use SPSS 13.0 to analyze the checked data. Chi square test, t test, rank sum test and logistic regression analysis were used to analyze the statistic of survey .Results A total of 1 000 MSM were interviewed. Their average age was 27.8±9.1. Knowing the correct rate to the relevant problems of AIDS was 43.9%. In the past 6 months, 70.7% had 2 or more than 2 male sex partners, 54.9% had unprotected anal intercourse with men, 7.9% had commercial sex with men and 24.4% had sex with women. There were statistically significant differences among high risk behaviors in different age group, educational level, sample source, sex orientation and knowledge of AIDS.Laboratory tests that the prevalence of HIV was 10.4%. Multivariate logistic regression analysis showed that the aged (OR=3.5, 95%CI 1.4~8.9), the number of male sex partners (OR=3.8,95%CI 1.9~7.6), the behavior of unprotected anal intercourse(OR=2.0,95%CI 1.1~3.7)and the infection of Stds (OR=2.0,95%CI 1.1~3.5) were independently associated with the risk of HIV/AIDS prevalence and the knowledge of AIDS and well educational was the protective factor of HIV/AIDS prevalence.Conclusion There is potential risk of HIV epidemic and the high rates of HIV-related risk behaviors exist among the MSM population in Chongqing, and the strengthen prevention program and appropriate behavioral intervention should be tailored to address specific influence factors. Key words men who have sex with men (MSM); HIV/AIDS; high risk behaviors; study of influence factors...