2024
Efficacy of Voluntary Medical Male Circumcision to Prevent HIV Infection Among Men Who Have Sex With Men : A Randomized Controlled Trial.
Gao Y, Zhan Y, Sun Y, Zheng W, Zhang W, Fu L, Guo Z, Lin Y, Li Y, Zheng L, Zhan Y, Zhu Z, Duan J, Zhang G, Huang T, Su B, Yu M, Wu G, Ouyang L, Zhao J, Wang G, Zhou Y, Qian H, Fitzpatrick T, Vermund S, Zou H. Efficacy of Voluntary Medical Male Circumcision to Prevent HIV Infection Among Men Who Have Sex With Men : A Randomized Controlled Trial. Annals Of Internal Medicine 2024, 177: 719-728. PMID: 38801778, DOI: 10.7326/m23-3317.Peer-Reviewed Original ResearchVoluntary medical male circumcisionEfficacy of VMMCPreventing incident HIV infectionsRandomized controlled trialsMedical male circumcisionIncident HIV infectionIntervention groupInsertive anal intercoursePractice insertive anal intercourseMale circumcisionAnal intercourseIncidence rate of syphilisHIV infectionRates of syphilisMale sex partnersSexually transmitted infectionsIntention-to-treat analysisPrevent HIV infectionHIV incidenceControl groupHIV riskIncidence rateHerpes simplex virus type 2HIV seroconversionSelf-report
2021
Interaction of Religion/Spirituality With Internalized HIV Stigma, Depression, Alcohol Use, and Sexual Risk Among Black Men Who Have Sex With Men: The 6 City HPTN 061 Study
Taggart T, Mayer KH, Vermund SH, Huang S, Hayashi K, Ransome Y. Interaction of Religion/Spirituality With Internalized HIV Stigma, Depression, Alcohol Use, and Sexual Risk Among Black Men Who Have Sex With Men: The 6 City HPTN 061 Study. JAIDS Journal Of Acquired Immune Deficiency Syndromes 2021, 87: e188-e197. PMID: 33633033, PMCID: PMC8131231, DOI: 10.1097/qai.0000000000002667.Peer-Reviewed Original ResearchConceptsInternalized HIV stigmaHIV stigmaDepressive symptomsInfluence of drugsAlcohol useActivity scoreHIV Prevention Trials Network 061 studyDepressive symptom scoresHPTN 061 StudyBlack menSymptom scoresFuture intervention researchAnal intercourseHigh riskSymptomsRisk behaviorsSexual riskSubstance useBMSMBaseline dataDrugsHIVMenGeneralized structural equation modelScores
2016
Commercial sex and risk of HIV, syphilis, and herpes simplex virus-2 among men who have sex with men in six Chinese cities
Zheng C, Xu JJ, Hu QH, Yu YQ, Chu ZX, Zhang J, Han XX, Lu L, Wang Z, Fu JH, Chen X, Yan HJ, Jiang YJ, Geng WQ, Vermund SH, Qian HZ, Shang H. Commercial sex and risk of HIV, syphilis, and herpes simplex virus-2 among men who have sex with men in six Chinese cities. BMC Infectious Diseases 2016, 16: 765. PMID: 28003032, PMCID: PMC5178086, DOI: 10.1186/s12879-016-2130-x.Peer-Reviewed Original ResearchConceptsHIV/STIsHigh prevalenceHigh riskSex partnersHIV/STI surveillanceSimplex virus type 2HSV-2 infectionHIV/STISubgroups of MSMSimplex virus 2Male sex partnersCommercial sexRisk of HIVUnprotected anal intercourseVirus type 2Cross-sectional surveyHIV prevalenceSTI surveillanceHSV-2Overall prevalenceAnal intercourseHIVType 2Serological testsGreater riskAlcohol misuse, risky sexual behaviors, and HIV or syphilis infections among Chinese men who have sex with men
Liu Y, Ruan Y, Strauss SM, Yin L, Liu H, Amico KR, Zhang C, Shao Y, Qian HZ, Vermund SH. Alcohol misuse, risky sexual behaviors, and HIV or syphilis infections among Chinese men who have sex with men. Drug And Alcohol Dependence 2016, 168: 239-246. PMID: 27723554, PMCID: PMC5523945, DOI: 10.1016/j.drugalcdep.2016.09.020.Peer-Reviewed Original ResearchConceptsAlcohol Use Disorders Identification Test-ConsumptionSyphilis infectionBinge drinkersChinese menAlcohol misuseCondomless insertive anal intercourseHIV/syphilis infectionRecent alcohol misuseAlcohol risk reduction programCross-sectional studyInsertive anal intercourseAUDIT-C scoresCurrent alcohol dependenceInterviewer-administered surveyHigh-risk behaviorsRisk reduction programsRisky sexual behaviorMisuse MeasureHIV riskChinese MSMAnal intercourseHigh riskSyphilis riskBinge drinkingHazardous drinkersAssociations of current marital status and living arrangements with HIV and syphilis risk: findings from a community-based sample of men who have sex with men in China
Liu Y, Li D, Vermund SH, Zhang C, Ruan Y, Yin L, Liu H, Amico KR, Shao Y, Qian HZ. Associations of current marital status and living arrangements with HIV and syphilis risk: findings from a community-based sample of men who have sex with men in China. AIDS Care 2016, 28: 1461-1466. PMID: 27236988, PMCID: PMC5344671, DOI: 10.1080/09540121.2016.1189502.Peer-Reviewed Original ResearchConceptsMale sex partnersSingle MSMSyphilis riskMarital statusCurrent marital statusSex partnersMultivariable logistic regression modelingReceptive anal intercourseCondomless vaginal sexCross-sectional studyLogistic regression modelingCommunity-based sampleHIV-positiveChinese MSMAnal intercourseLower oddsChinese menMarried MSMVaginal sexRisk reduction strategiesSexual partnersInfection statusMSMHIVInfection prevalenceLower HIV Risk Among Circumcised Men Who Have Sex With Men in China
Qian HZ, Ruan Y, Liu Y, Milam DF, Spiegel HM, Yin L, Li D, Shepherd BE, Shao Y, Vermund SH. Lower HIV Risk Among Circumcised Men Who Have Sex With Men in China. JAIDS Journal Of Acquired Immune Deficiency Syndromes 2016, 71: 444-451. PMID: 26413852, PMCID: PMC4767598, DOI: 10.1097/qai.0000000000000856.Peer-Reviewed Original ResearchConceptsLower oddsHIV infectionGenital examinationMale circumcisionVoluntary medical male circumcisionLifetime male sexual partnersHIV heterosexual transmissionMale sexual transmissionLow HIV riskInsertive anal sexInsertive anal intercourseMedical male circumcisionMale sexual partnersAnal sex rolesUncircumcised menCircumcision statusHeterosexual transmissionSexual transmissionInsertive sexClinical trialsHIV riskCircumcision ratesSyphilis riskAnal intercourseLower risk
2015
Poppers use and risky sexual behaviors among men who have sex with men in Beijing, China
Zhang H, Teng T, Lu H, Zhao Y, Liu H, Yin L, Sun Z, He X, Qian HZ, Ruan Y, Shao Y, Vermund SH. Poppers use and risky sexual behaviors among men who have sex with men in Beijing, China. Drug And Alcohol Dependence 2015, 160: 42-48. PMID: 26796594, PMCID: PMC5321169, DOI: 10.1016/j.drugalcdep.2015.11.037.Peer-Reviewed Original ResearchConceptsHIV infectionAnal intercourseMultivariable logistic regression analysisUnprotected receptive anal intercourseSexual behavioral factorsHigh HIV prevalenceReceptive anal intercourseMultiple male sex partnershipsLogistic regression analysisHIV intervention trialsQuarter of menUnprotected anal intercourseSexual behaviorTypes of drugsHIV testingRisky sexual behaviorHIV prevalenceIntervention trialsBlood samplesYounger ageMale partnersAlcohol useMSMSex partnershipsSafer sex
2014
A-101 New Evidence that Circumcision Might Protect MSM from HIV
Vermund S, Qian H, Ruan Y, Shao Y, Liu Y, Milam D, Spiegel H, Li D, Yin L. A-101 New Evidence that Circumcision Might Protect MSM from HIV. JAIDS Journal Of Acquired Immune Deficiency Syndromes 2014, 67: 37. DOI: 10.1097/01.qai.0000456053.93927.60.Peer-Reviewed Original ResearchInsertive anal sexAnal sexUncircumcised menCircumcision statusMale circumcisionMultivariate logistic regression analysisOdds of HIVUnknown HIV statusHIV prevention strategiesCross-sectional studyInsertive anal intercourseLogistic regression analysisAnal sex rolesAdjusted riskHIV clinicSyphilis infectionHIV statusClinical trialsCircumcision ratesGenital examinationAnal intercourseLower oddsGenital examHIVPrevention strategiesSexual Risk Reduction for HIV-Infected Persons: A Meta-Analytic Review of “Positive Prevention” Randomized Clinical Trials
Yin L, Wang N, Vermund SH, Shepherd BE, Ruan Y, Shao Y, Qian HZ. Sexual Risk Reduction for HIV-Infected Persons: A Meta-Analytic Review of “Positive Prevention” Randomized Clinical Trials. PLOS ONE 2014, 9: e107652. PMID: 25243404, PMCID: PMC4171502, DOI: 10.1371/journal.pone.0107652.Peer-Reviewed Original ResearchConceptsRandomized clinical trialsStandardized mean differencePrevention interventionsSexual partnersClinical trialsUnknown status sexual partnersMonths of followShort-term efficacyLong-term efficacyPrevention intervention trialRandom-effects modelSexual risk reductionHIV/AIDSEffect sizeRisk reduction programsPrimary outcomeStudy armsIntervention armIntervention trialsSexual transmissionControl armLong-term effectsAnal intercourseElectronic databasesPLWHAEfficacy of Peer-Led Interventions to Reduce Unprotected Anal Intercourse among Men Who Have Sex with Men: A Meta-Analysis
Ye S, Yin L, Amico R, Simoni J, Vermund S, Ruan Y, Shao Y, Qian HZ. Efficacy of Peer-Led Interventions to Reduce Unprotected Anal Intercourse among Men Who Have Sex with Men: A Meta-Analysis. PLOS ONE 2014, 9: e90788. PMID: 24614809, PMCID: PMC3948720, DOI: 10.1371/journal.pone.0090788.Peer-Reviewed Original ResearchConceptsPost-intervention studyUnprotected anal intercourseCross-sectional intervention studyPeer-led interventionsStandardized mean differenceIntervention studiesQuasi-experimental studyAnal intercourseHIV prevention interventionsCross-sectional assessmentNon-significant reductionPre-post interventionEffect sizeMore RCTsSubgroup analysisClinical trialsPrevention interventionsEligibility criteriaControl groupElectronic databasesSystematic reviewMeta-AnalysisSexual partnersMean differenceRCTs
2013
Anal Human Papillomavirus Infection Among HIV-Infected and Uninfected Men Who Have Sex With Men in Beijing, China
Hu Y, Qian HZ, Sun J, Gao L, Yin L, Li X, Xiao D, Li D, Sun X, Ruan Y, Milam DF, Pan SW, Shao Y, Vermund SH. Anal Human Papillomavirus Infection Among HIV-Infected and Uninfected Men Who Have Sex With Men in Beijing, China. JAIDS Journal Of Acquired Immune Deficiency Syndromes 2013, 64: 103-114. PMID: 23732908, PMCID: PMC3780393, DOI: 10.1097/qai.0b013e31829b6298.Peer-Reviewed Original ResearchConceptsHuman papillomavirusHPV infectionUninfected menAnal intercourseAnal human papillomavirus (HPV) infectionUnprotected receptive anal intercourseAnal human papillomavirusHPV anal infectionOncogenic HPV prevalenceHuman papillomavirus infectionMultivariable logistic analysisReceptive anal intercourseInterviewer-administrated questionnaireReceptive anal sexInsertive anal intercourseHPV prevalenceHPV vaccinationUninfected MSMUninfected participantsAnal infectionPapillomavirus infectionSyphilis serologyAnal specimensHIV prevalenceHealth workers
2012
The HIV Epidemic: High-Income Countries
Vermund SH, Leigh-Brown AJ. The HIV Epidemic: High-Income Countries. Cold Spring Harbor Perspectives In Medicine 2012, 2: a007195. PMID: 22553497, PMCID: PMC3331688, DOI: 10.1101/cshperspect.a007195.Peer-Reviewed Original ResearchConceptsInjection drug useHIV epidemicDrug useNeedle/syringe sharingReceptive anal intercourseDifferent risk groupsRecent explosive epidemicsAntiretroviral therapyChild transmissionSyringe sharingAffected subgroupRisk groupsAnal intercourseVaginal intercourseHIV vulnerabilityExplosive epidemicsDiagnostic screeningEpidemicIncome countriesIntercourseUnited StatesSpecific strainsHigh-income nationsHIVTherapy
2008
Risk Factors for Syphilis and Prevalence of HIV, Hepatitis B and C among Men Who Have Sex with Men in Beijing, China: Implications for HIV Prevention
Ruan Y, Luo F, Jia Y, Li X, Li Q, Liang H, Zhang X, Li D, Shi W, Freeman JM, Vermund SH, Shao Y. Risk Factors for Syphilis and Prevalence of HIV, Hepatitis B and C among Men Who Have Sex with Men in Beijing, China: Implications for HIV Prevention. AIDS And Behavior 2008, 13: 663-670. PMID: 19082879, PMCID: PMC2747785, DOI: 10.1007/s10461-008-9503-0.Peer-Reviewed Original ResearchConceptsMale sex partnersSex partnersHepatitis BHIV prevalenceLifetime male sex partnersCasual male sex partnersPrevalence of HIVUnprotected anal intercourseAlcohol-related interventionsHepatitis CSyphilis infectionCondom promotionRisk factorsHIV preventionBeijing MSMMedian numberSTD controlDrank alcoholAnal intercourseRisk behaviorsPast monthAlcohol usePrevalencePrevention effortsSyphilisSexual Behavior and Risk Factors for HIV Infection Among Homosexual and Bisexual Men in Thailand
Li A, Varangrat A, Wimonsate W, Chemnasiri T, Sinthuwattanawibool C, Phanuphak P, Jommaroeng R, Vermund S, van Griensven F. Sexual Behavior and Risk Factors for HIV Infection Among Homosexual and Bisexual Men in Thailand. AIDS And Behavior 2008, 13: 318. PMID: 18758936, DOI: 10.1007/s10461-008-9448-3.Peer-Reviewed Original ResearchConceptsHIV prevalenceHIV infectionRisk factorsCondom useHIV risk factorsSelf-reported STDsInsertive anal intercourseInconsistent condom useConsistent condom useActive menAnal intercourseFamily confidantDrug useRisk behaviorsOlder ageLogistic regressionMale partnersPrevalenceBisexual menMSMWChi-squareMSMFemale partnersSexual behaviorMenPredictors of unprotected sex among men who have sex with men in Beijing, China.
Li X, Shi W, Li D, Ruan Y, Jia Y, Vermund SH, Zhang X, Wang C, Liu Y, Yu M, Xing H, Hong K, Shao Y. Predictors of unprotected sex among men who have sex with men in Beijing, China. The Southeast Asian Journal Of Tropical Medicine And Public Health 2008, 39: 99-108. PMID: 18567448, PMCID: PMC2730761.Peer-Reviewed Original ResearchConceptsUnprotected anal intercourseMale sex partnersSex partnersAnal intercourseMore male sex partnersMale partnersPrevalence of HIVReceptive anal intercourseCasual male partnersRegular male partnersCommunity-based surveyLow monthly incomeCasual sex partnersMale sex workersSyphilis infectionCondom promotionHIV epidemicUnprotected sexHIVSex workersPeer referralMenSexMonthly incomeInfection