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[目的]分析济南市男男性接触者(MSM)中双性恋者艾滋病病毒(HIV)感染状况及其相关因素,以便为MSM人群高危行为的干预采用应对措施。[方法]2008年4～6月,在济南市使用同伴推动抽样法征募185名男MSM中双性恋者进行问卷调查与HIV、梅毒、HCV感染指标检测。[结果]调查185人,最近6个月与女性有性行为的占58.38%;最近6个月与男性性行为时未采取保护措施者占47.03%,与女性发生性行为时未采取保护的占70.37%(P<0.01);艾滋病基本知识知晓率为80.54%,接受艾滋病干预的占44.86%;抗-HIV阳性率为1.08%,梅毒抗体阳性率为7.02%,抗-HCV阳性率为2.16%。[结论]双性恋的MSM可作为艾滋病、性病和丙型肝炎的桥梁人群。
[Objective] To analyze the status of bisexual human immunodeficiency virus (HIV) infection and its related factors in MSM in Ji’nan, in order to adopt countermeasures for the intervention of high-risk behavior in MSM population. [Methods] From April to June 2008, 185 male MSM bisexuals were recruited in Jinan City through peer sampling method to conduct questionnaire survey and HIV, syphilis and HCV infection detection. [Results] A total of 185 persons were surveyed, 58.38% of whom had sex with women in the recent 6 months. 47.03% of them did not take protective measures in the last 6 months and did not take protection when they had sexual intercourse with women The positive rate of anti-HIV was 1.08%, the positive rate of syphilis antibody was 7.02%, and the positive rate of anti-HCV was 2.16% (P <0.01). The awareness rate of basic knowledge of AIDS was 80.54% and that of AIDS intervention was 44.86% . [Conclusion] Bisexual MSM can serve as a bridge for AIDS, STD and hepatitis C.