2018
Risk Prediction Score for HIV Infection: Development and Internal Validation with Cross-Sectional Data from Men Who Have Sex with Men in China
Yin L, Zhao Y, Peratikos MB, Song L, Zhang X, Xin R, Sun Z, Xu Y, Zhang L, Hu Y, Hao C, Ruan Y, Shao Y, Vermund SH, Qian HZ. Risk Prediction Score for HIV Infection: Development and Internal Validation with Cross-Sectional Data from Men Who Have Sex with Men in China. AIDS And Behavior 2018, 22: 2267-2276. PMID: 29786768, PMCID: PMC7024582, DOI: 10.1007/s10461-018-2129-y.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAgedAlcohol DrinkingChinaCondomsCross-Sectional StudiesHIV InfectionsHomosexuality, MaleHumansLogistic ModelsMaleMiddle AgedMultivariate AnalysisPrevalenceRisk AssessmentRisk FactorsRisk-TakingSafe SexSexual and Gender MinoritiesSexual BehaviorSexual PartnersSurveys and QuestionnairesSyphilisUnsafe SexYoung AdultConceptsHIV infectionRisk scoreHuman immunodeficiency virus (HIV) riskMultivariable logistic regression modelingBootstrap-corrected C-indexMultiple male sexual partnersValid risk scoreVaccine clinical trialsHigh-risk MSMHigh-risk personsRisk prediction scoreReceptive anal intercourseReceptive anal sexInconsistent condom useMale sexual partnersHIV prevention programmingLogistic regression modelingDrug/alcohol addictionHIV acquisitionRisk reduction programsSyphilis infectionHIV prevalenceClinical trialsC-indexIllegal drug use
2017
HIV testing and sexual risks among migrant men who have sex with men: findings from a large cross-sectional study in Beijing, China
Liu Y, Vermund SH, Ruan Y, Liu H, Zhang C, Yin L, Shao Y, Qian HZ. HIV testing and sexual risks among migrant men who have sex with men: findings from a large cross-sectional study in Beijing, China. AIDS Care 2017, 30: 86-94. PMID: 28944685, PMCID: PMC6088860, DOI: 10.1080/09540121.2017.1381331.Peer-Reviewed Original ResearchConceptsLifetime male sexual partnersCondomless receptive anal sexHIV testingMigrant MSMHIV perceptionAnal sexHIV/syphilis infectionOlder ageLarge cross-sectional studyHIV/STI riskLikelihood of syphilisHIV/syphilisInsertive anal sexReceptive anal sexCross-sectional studyMale sexual partnersSyphilis infectionHIV transmissionLocal MSMSTI riskChinese MSMLower oddsEpidemiological studiesSexual partnersRisk profileExpanded antiretroviral treatment, sexual networks, and condom use: Treatment as prevention unlikely to succeed without partner reduction among men who have sex with men in China
Lou J, Hu P, Qian HZ, Ruan Y, Jin Z, Xing H, Shao Y, Vermund SH. Expanded antiretroviral treatment, sexual networks, and condom use: Treatment as prevention unlikely to succeed without partner reduction among men who have sex with men in China. PLOS ONE 2017, 12: e0171295. PMID: 28406992, PMCID: PMC5390964, DOI: 10.1371/journal.pone.0171295.Peer-Reviewed Original ResearchConceptsCondom use increasesNew HIV infectionsMale sexual partnersPartner reductionCondom useSexual partnersHIV infectionBeijing MSMHIV new infectionsSexual behavioral changesAntiretroviral treatmentHIV testingHIV incidenceHIV prevalenceCombination interventionsSubstantial additional benefitNew infectionsUse increasesSexual networksInfectionMSMMenRisk reductionBehavioral changesTreatment
2016
Substance use and HIV-risk behaviors among HIV-positive men who have sex with men in China: repeated measures in a cohort study design
Zhang C, Liu Y, Sun X, Wang J, Lu HY, He X, Zhang H, Ruan YH, Shao Y, Vermund SH, Qian HZ. Substance use and HIV-risk behaviors among HIV-positive men who have sex with men in China: repeated measures in a cohort study design. AIDS Care 2016, 29: 644-653. PMID: 27832699, PMCID: PMC5350012, DOI: 10.1080/09540121.2016.1255709.Peer-Reviewed Original ResearchConceptsHIV risk behaviorsCohort study designSubstance useStudy designHIV-positive MSMHIV-positive menGeneralized Estimating Equation modelsFemale sex partnersRapid HIV transmissionMale sexual partnersRigorous study designsSexual risk behaviorsCurrent studySeronegative counterpartsSeropositive menSeropositive partnersHIV transmissionMean agePotential confoundersRisk factorsHigh riskRisk populationsSex partnersUnprotected sexRisk behaviorsLower 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 riskSeeking Male Sexual Partners via Internet and Traditional Venues among Chinese Men Who Have Sex with Men: Implications for HIV Risk Reduction Interventions
Liu Y, Wang J, Qian HZ, Liu H, Yin L, Lu H, Zhang C, Ruan Y, Shao Y, Vermund SH. Seeking Male Sexual Partners via Internet and Traditional Venues among Chinese Men Who Have Sex with Men: Implications for HIV Risk Reduction Interventions. AIDS And Behavior 2016, 20: 2222-2230. PMID: 27000143, PMCID: PMC7784627, DOI: 10.1007/s10461-016-1371-4.Peer-Reviewed Original ResearchConceptsMale sexual partnersChinese menSexual partnersHIV risk reduction interventionsCondomless receptive anal sexReceptive anal sexRisk reduction interventionsBehaviors of MSMCross-sectional surveyHigh-risk behaviorsHIV epidemicChinese MSMAnal sexReduction interventionsMSMSociodemographic predictorsLonger durationSexMenInterventionHigher incomeHIVTraditional venues
2013
Effectiveness of HIV Risk Reduction Interventions among Men who have Sex with Men in China: A Systematic Review and Meta-Analysis
Lu H, Liu Y, Dahiya K, Qian HZ, Fan W, Zhang L, Ma J, Ruan Y, Shao Y, Vermund SH, Yin L. Effectiveness of HIV Risk Reduction Interventions among Men who have Sex with Men in China: A Systematic Review and Meta-Analysis. PLOS ONE 2013, 8: e72747. PMID: 24137497, PMCID: PMC3796948, DOI: 10.1371/journal.pone.0072747.Peer-Reviewed Original ResearchConceptsRisk reduction interventionsHIV risk reduction interventionsPrevalence of HIVRandomized clinical trialsStandardized mean differenceReduction interventionsIntervention studiesSexual partnersChinese MSMSystematic reviewHIV/AIDS-related knowledgeCross-sectional intervention studyEffect sizeRegular sexual partnersPost-intervention studyMale sexual partnersConsistent condom useRandom-effects modelPost-intervention assessmentCasual sexual partnersSyphilis infectionHIV testingStudy armsHIV knowledgeClinical trials