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《Journal of Preventive Medicine Information》 2008-06
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A Survey of Initial and Factors of Homosexual Intercourse Among Men Who Have Sex With Men

LI Dong-liang,LIANG Hong-yuan,YANG Ye,et al.Center for Disease Control and Prevention of Chaoyang District,Beijing 100021,China.  
Objective To investigateKG*2the factors associated with first homosexual intercourse among men who have sex with men(MSM).Methods From November,2006 to February,2007,541 MSM were investigated in Beijing.The questionnaire included birth date,ethnicity,education level,registered permanent residence,the object who was the first sexual intercourse with,sexual orientation and how the first homosexual intercourse happened.Results Among 541 MSM,the average incidence rate from birth to first homosexual intercourse was 4.57 per person-years(95% CI=4.19-4.96)with median age 21.0 years(95% CI=21.0-22.0DK).In the multivariate Cox proportion hazard regression model,late birth date(1970-1980 HR,2.68;95% CI=1.83-3.94.1980 HR=6.17;95% CI=4.11-9.28),minority(HR,1.44;95% CI=1.06-1.96),first sex with men(HR,2.18;95% CI=1.76-2.68),voluntary initial sexual with men(HR,0.65;95% CI=0.50-0.85) were the factors independently associated with the first homosexual intercourse.Conclusion Minority,first sex with men and voluntary initial sexual with men increased incidence rate from birth to initial homosexual intercourse men among MSM,and HIV intervention should be paid more attention to adolescent MSM.
【Fund】: 国家自然科学基金项目(10501052);; 国家十五科技攻关项目(2004BA719A01)资助
【CateGory Index】: R193
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