【摘要】 [目的]了解四川省西昌市静脉吸毒人群梅毒感染情况及其影响因素。[方法]于2005年10～11月在西昌市对静脉吸毒人群进行调查,调查内容包括社会人口学、毒品使用、共用注射器具静脉吸毒以及性行为情况等,同时采集血样进行梅毒抗体检测。[结果]在招募的325名静脉吸毒者中,梅毒感染率为17.2%(56/325),其中男性和女性的梅毒感染率分别为12.8%(35/273)和40.4%(21/53)。多因素Logistic回归模型分析结果显示,女性(OR:4.95;95%CI:2.49～9.83)、彝族(OR:2.44;95%CI:1.25～4.76)和近1个月与临时性伴发生非保护性性交(OR:2.61;95%CI:1.30～5.24)与静脉吸毒人群梅毒感染的关系有统计学意义。[结论]四川省西昌市静脉吸毒人群梅毒感染率高,迫切需要采取措施来提高该地区静脉吸毒人群中安全套的使用。更多还原

【Abstract】 [Objective]To study syphilis prevalence and the factors associated with syphilis infection among injection drug users(IDUs)in Xichang County of Sichuan Province.[Methods]During October,2005 and November,2005,IDUs were investigated to collect data of socio-demographics,behavioral characteristics of drug use,sharing injection equipments and sexual practices in Xichang County,and blood specimens were also collected to test for antibodies against syphilis.[Re-sults]Of the 325 IDUs,syphilis prevalence rate was 17.2%(56/325).The syphilis prevalence rate of male and female IDUs were 12.8%(35/273)and 40.4%(21/53),respectively.Multiple logistic regression model demonstrated that female(OR:4.95;95%CI:2.49～9.83),Yi minority(OR:2.44;95%CI:1.25～4.76)and unprotected sex with casual sex partner(s)in last month(OR:2.61;95%CI:1.30-5.24)were significantly associated with syphilis infection among IDUs.[Conclu-sion]IDUs have high syphilis prevalence in Xichang County of Sichuan Province,and interventions to strengthen the condom use are urgently needed among IDUs in this area.更多还原