2022
HIV-Positive Men Are More Likely to Be Hyper Linked Within College Student Social Network — Northeast China, 2017–2018
Li M, Wu H, Yan H, Zunong J, Hui H, Li H, Yang Z, Vermund S, Hu Y. HIV-Positive Men Are More Likely to Be Hyper Linked Within College Student Social Network — Northeast China, 2017–2018. China CDC Weekly 2022, 4: 951-955. PMID: 36483793, PMCID: PMC9713575, DOI: 10.46234/ccdcw2022.195.Peer-Reviewed Original ResearchPositive prevalenceNew human immunodeficiency virus (HIV) infectionsHuman immunodeficiency virus (HIV) infectionHIV incident infectionsHIV-seronegative MSMImmunodeficiency virus infectionHIV-positive MSMHIV-positive menPublic health practiceIncident infectionsRisky sexual behaviorHIV transmissionHIV preventionYoung MSMVirus infectionDisproportionate burdenHealth practicesMSMSocial contactOnline interventionSexual behaviorInfectionMenPrevalenceIncidence
2021
Association between medical male circumcision and HIV risk compensation among heterosexual men: a systematic review and meta-analysis
Gao Y, Yuan T, Zhan Y, Qian HZ, Sun Y, Zheng W, Fu L, Liang B, Zhu Z, Ouyang L, Liu M, Fitzpatrick T, Wu Z, Meng X, Baeten JM, Zhao J, Vermund SH, Yu M, Wu G, Su B, Zou H. Association between medical male circumcision and HIV risk compensation among heterosexual men: a systematic review and meta-analysis. The Lancet Global Health 2021, 9: e932-e941. PMID: 33939956, PMCID: PMC8690595, DOI: 10.1016/s2214-109x(21)00102-9.Peer-Reviewed Original ResearchConceptsMedical male circumcisionHigh-risk sexual behaviorOdds ratioMultiple sex partnersSex partnersHIV infectionMale circumcisionMantel-Haenszel random-effects modelSystematic reviewCondom useHeterosexual menLow self-perceived riskAdjusted odds ratioSelf-perceived riskPooled odds ratioHIV preventive measuresMultiple sexual partnersSexual behaviorRandom-effects modelSexual health educationOriginal study dataCircumcision prevalenceCochrane LibrarySubgroup analysisEligible studies
2020
HIV Seroconversion and Types of Relationships Among Men Who Have Sex With Men: A Cohort Study in China.
Sun X, Wang C, Zhao K, Zhang L, Li M, Sun D, Shu W, Ruan Y, Zhang J, Vermund SH, Li D, Hu Y. HIV Seroconversion and Types of Relationships Among Men Who Have Sex With Men: A Cohort Study in China. JAIDS Journal Of Acquired Immune Deficiency Syndromes 2020, 83: 365-372. PMID: 31913999, PMCID: PMC7055498, DOI: 10.1097/qai.0000000000002264.Peer-Reviewed Original ResearchConceptsHIV seroconversionSeroconversion riskHIV seroconversion ratesHIV seroconversion riskMultivariable Cox regressionHIV-negative menIncident HIV infectionRegular sexual partnersRelative excess riskUnprotected anal sexSexual behaviorLast sexual encounterUnsafe sexual behaviorSafer sex educationSeroconversion ratesCohort studyHIV infectionRisky sexual behaviorHIV statusCox regressionExcess riskRisk factorsRegular partnersLow educational attainmentCasual partners
2019
Syphilis associated with recreational drug use, depression and high-risk sexual behaviour in men who have sex with men: a case–control study in China
Wu H, Xiu C, Fu X, Li M, Wang Z, Li X, Wu J, Vermund SH, Hu Y. Syphilis associated with recreational drug use, depression and high-risk sexual behaviour in men who have sex with men: a case–control study in China. Sexually Transmitted Infections 2019, 95: 267-272. PMID: 30842346, PMCID: PMC11093516, DOI: 10.1136/sextrans-2018-053878.Peer-Reviewed Original ResearchConceptsRecreational drug useHigh-risk sexual behaviorCase-control studyDrug useSyphilis infectionToluidine red unheated serum testUnmatched case-control studyRed unheated serum testMultivariable logistic regressionPotential risk factorsMultiple drug useSexual behaviorPrior STIFrequent methamphetamine useSyphilis prevalenceSyphilis testingRisk factorsSerum testHealth workersDepression scoresSelf-administrated questionnaireRecreational drugsLogistic regressionSyphilisMethamphetamine use
2017
Spatial analysis of the regional variation of reproductive tract infections and spousal migration correlates in Nepal
Johnson DC, Lhaki P, Cherry C, Kempf MC, Chamot E, Vermund SH, Shrestha S. Spatial analysis of the regional variation of reproductive tract infections and spousal migration correlates in Nepal. Geospatial Health 2017, 12: 513. PMID: 28555484, DOI: 10.4081/gh.2017.513.Peer-Reviewed Original ResearchConceptsMigration statusSocio-cultural factorsMid-west regionFar West regionsMale migrationCross-sectional datasetNepali womenFirst marriageMigration correlatesMarried womenDifferential health outcomesStrong footingHusband's educationMigration patternsReproductive tract infectionsGeographic landscapeRisky sexual behaviorRural statusNepalHusbandsSpatial analysisSexual behaviorEducationSymptoms of RTIsRTI symptoms
2016
Sexual Behaviors Linked to Drug and Alcohol Use Among Men Who Have Sex With Men in China
Zhang C, Qian HZ, Yin L, Liu Y, Strauss SM, Ruan Y, Shao Y, Lu H, Vermund SH. Sexual Behaviors Linked to Drug and Alcohol Use Among Men Who Have Sex With Men in China. Substance Use & Misuse 2016, 51: 1821-1830. PMID: 27608264, PMCID: PMC5423713, DOI: 10.1080/10826084.2016.1197264.Peer-Reviewed Original ResearchConceptsAlcohol useHigher oddsAlcohol consumptionSexual behaviorDrug useHigh-risk sexual behaviorFemale partnersHistory of alcoholSexual risk behaviorsHigh-risk behaviorsEffects of drugsSelf-administered questionnaireSyphilis infectionHIV infectionSyphilis prevalenceMean ageSyphilis testingClinical trialsHIV epidemicHIV interventionsBlood samplesHIVHan ethnicityRisk behaviorsMSM
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
Methadone Maintenance Therapy and HIV Counseling and Testing are Associated with Lower frequency of Risky Behaviors Among Injection Drug Users in China
Wang M, Mao W, Zhang L, Jiang B, Xiao Y, Jia Y, Wu P, Cassell H, Vermund S. Methadone Maintenance Therapy and HIV Counseling and Testing are Associated with Lower frequency of Risky Behaviors Among Injection Drug Users in China. Substance Use & Misuse 2014, 50: 15-23. PMID: 25295376, DOI: 10.3109/10826084.2014.957768.Peer-Reviewed Original ResearchConceptsMethadone maintenance therapyInjection drug usersMaintenance therapyDrug usersConsecutive cross-sectional surveysHIV voluntary counselingUnprotected sexual behaviorCross-sectional surveyRisky behaviorsHIV counselingVoluntary counselingNeedle sharingUnprotected sexMMT servicesSignificant associationVCTLast monthSexual behaviorTherapyCounseling
2012
Risk Behaviors for Reproductive Tract Infection in Women Who Have Sex with Women in Beijing, China
Wang X, Norris JL, Liu Y, Vermund SH, Qian HZ, Han L, Wang N. Risk Behaviors for Reproductive Tract Infection in Women Who Have Sex with Women in Beijing, China. PLOS ONE 2012, 7: e40114. PMID: 22768334, PMCID: PMC3388038, DOI: 10.1371/journal.pone.0040114.Peer-Reviewed Original ResearchConceptsReproductive tract infectionsTract infectionsSTI/reproductive tract infectionsCondom useRisk behaviorsSexual partnersHigh-risk sexual behaviorCross-sectional studyConsistent condom useSexual behaviorG-spotPast yearInternet outreachAverage ageLast sexSubstantial riskRTI preventionWomenInfectionFemale partnersIntervention programsSex toysSexMenYearsPredictors of HIV and Syphilis among Men Who Have Sex with Men in a Chinese Metropolitan City: Comparison of Risks among Students and Non-Students
Zhang L, Ding X, Lu R, Feng L, Li X, Xiao Y, Ruan Y, Vermund SH, Shao Y, Qian HZ. Predictors of HIV and Syphilis among Men Who Have Sex with Men in a Chinese Metropolitan City: Comparison of Risks among Students and Non-Students. PLOS ONE 2012, 7: e37211. PMID: 22623994, PMCID: PMC3356386, DOI: 10.1371/journal.pone.0037211.Peer-Reviewed Original ResearchConceptsSyphilis infectionRisky sexual behaviorHIV prevalenceStudent MSMMultivariable logistic regression analysisSexual behaviorPredictors of HIVLow HIV prevalencePrevalence of syphilisRisk of HIVLogistic regression analysisRisk sexual behaviourLow HIVHIV infectionSyphilis prevalenceComparison of risksSyphilis testingAdjusted prevalenceHigh prevalenceHIV riskBlood specimensHIVMSM participantsMultivariate analysisSexual partners
2008
Sexual 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 behaviorMen
2007
High prevalence of HIV and syphilis in a remote native community of the Peruvian Amazon.
Zavaleta C, Fernández C, Konda K, Valderrama Y, Vermund SH, Gotuzzo E. High prevalence of HIV and syphilis in a remote native community of the Peruvian Amazon. American Journal Of Tropical Medicine And Hygiene 2007, 76: 703-5. PMID: 17426174, PMCID: PMC2745971, DOI: 10.4269/ajtmh.2007.76.703.Peer-Reviewed Original Research
2002
Protease Inhibitor Combination Therapy and Decreased Condom Use Among Gay Men
DICLEMENTE R, FUNKHOUSER E, WINGOOD G, FAWAL H, HOLMBERG S, VERMUND S. Protease Inhibitor Combination Therapy and Decreased Condom Use Among Gay Men. Southern Medical Journal 2002, 95: 421-425. DOI: 10.1097/00007611-200295040-00010.Peer-Reviewed Original ResearchProtease inhibitorsProtease inhibitor combination therapyActive heterosexual menHIV-infected personsHigh-risk sexual behaviorRisk reduction counselingInhibitor combination therapyAssociation of treatmentSexual behaviorUnprotected sexual behaviorHigh-risk practicesMedication useCombination therapyPotential confoundersPublic clinicsHealth statusCondom useCurrent sexual practicesMenTreatmentSexual practicesHeterosexual menInhibitorsAlabama communitiesCondomsProtease Inhibitor Combination Therapy and Decreased Condom Use Among Gay Men
DiCLEMENTE RJ, FUNKHOUSER E, WINGOOD G, FAWAL H, HOLMBERG SD, VERMUND SH. Protease Inhibitor Combination Therapy and Decreased Condom Use Among Gay Men. Southern Medical Journal 2002, 95: 421-425. PMID: 11958240, DOI: 10.1097/00007611-200204000-00009.Peer-Reviewed Original ResearchConceptsProtease inhibitorsProtease inhibitor combination therapyActive heterosexual menHIV-infected personsHigh-risk sexual behaviorRisk reduction counselingInhibitor combination therapyAssociation of treatmentSexual behaviorUnprotected sexual behaviorHigh-risk practicesMedication useCombination therapyPotential confoundersPublic clinicsHealth statusCondom useCurrent sexual practicesMenTreatmentSexual practicesHeterosexual menInhibitorsAlabama communitiesCondoms
2001
No change in health risk behaviors over time among HIV infected adolescents in care: role of psychological distress
Murphy D, Durako S, Moscicki A, Vermund S, Ma Y, Schwarz D, Muenz L, network T. No change in health risk behaviors over time among HIV infected adolescents in care: role of psychological distress. Journal Of Adolescent Health 2001, 29: 57-63. PMID: 11530304, DOI: 10.1016/s1054-139x(01)00287-7.Peer-Reviewed Original ResearchConceptsHealth risk behaviorsRecent sexual activityRisk behaviorsUnprotected sexPsychological distressLast intercourseHigh-risk sexual behaviorSexual activityHealth-related anxietySexual behaviorSexual risk behaviorsFrequent alcohol useMarijuana useUse of alcoholComputer-assisted self-administered interviewPrimary careStudy visitObservational studyHIVClinical sitesHealth interventionsDepressed adolescentsAlcohol useHealth anxietyMeasures analysisDouching practices among HIV infected and uninfected adolescents in the United States
Vermund S, Sarr M, Murphy D, Levin L, Abdalian S, Ma Y, Crowley-Nowick P, Wilson C, network T. Douching practices among HIV infected and uninfected adolescents in the United States. Journal Of Adolescent Health 2001, 29: 80-86. PMID: 11530307, DOI: 10.1016/s1054-139x(01)00284-1.Peer-Reviewed Original ResearchConceptsYoung womenMultivariable logistic regression modelHIV uninfected subjectsBaseline interview dataMultiple logistic regressionHispanic/LatinaLogistic regression modelsRace/ethnicityRecent douchingUninfected subjectsHIV infectionHIV StudyUninfected adolescentsNationwide studyHIVSociodemographic factorsAdolescent womenLogistic regressionOne-way analysisActive femalesSexual behaviorWomenDouchingAdolescentsFemales
2000
Psychological distress among HIV+ adolescents in the REACH study: effects of life stress, social support, and coping
Murphy D, Moscicki A, Vermund S, Muenz L, Network T. Psychological distress among HIV+ adolescents in the REACH study: effects of life stress, social support, and coping. Journal Of Adolescent Health 2000, 27: 391-398. PMID: 11090741, DOI: 10.1016/s1054-139x(00)00158-0.Peer-Reviewed Original ResearchConceptsAdaptive copingSocial supportPsychological distressLife eventsAdaptive coping methodsParental alcohol abuseFamily financial problemsCoping methodsStressful eventsCopingLife stressAdolescent assessmentAnxietyAdolescentsHigh levelsDistressAdolescent careSatisfactionDepressionAlcohol abuseDrug useSexual behaviorREACH studySupportFinancial problems
1996
Declining Prevalence of Cervicovaginal Human Papillomavirus Infection With Age Is Independent of Other Risk Factors
BURK R, KELLY P, FELDMAN J, BROMBERG J, VERMUND S, DEHOVITZ J, LANDESMAN S. Declining Prevalence of Cervicovaginal Human Papillomavirus Infection With Age Is Independent of Other Risk Factors. Sexually Transmitted Diseases 1996, 23: 333-341. PMID: 8836027, DOI: 10.1097/00007435-199607000-00013.Peer-Reviewed Original ResearchConceptsPrevalence of HPVHuman papillomavirus infectionHPV infectionPapillomavirus infectionRisk factorsCervicovaginal human papillomavirus infectionGenital HPV infectionCervical HPV infectionWomen 45 yearsFemale genital tractLogistic regression analysisYears of ageSexual behaviorInner-city womenAge-dependent declineHPV immunityHPV prevalenceCervical diseaseCervicovaginal cellsGenital tractLow prevalenceOlder womenSex partnersYounger ageBiologic effects
1994
Sexually Transmitted Diseases, Sexual Behavior, and Cocaine Use in Inner-city Women
DeHovitz J, Kelly P, Feldman J, Sierra M, Clarke L, Bromberg J, Wan J, Vermund S, Landesman S. Sexually Transmitted Diseases, Sexual Behavior, and Cocaine Use in Inner-city Women. American Journal Of Epidemiology 1994, 140: 1125-1134. PMID: 7998594, DOI: 10.1093/oxfordjournals.aje.a117212.Peer-Reviewed Original ResearchConceptsInner-city womenDrug useCocaine useSTD/HIV prevention programsPresence of STDsRecent crack cocaine useHIV-positive womenInjection drug useCocaine usersHIV prevention programsDrug use historyForeign-born womenCrack cocaine useSyphilis infectionMedical historyHigh riskLaboratory confirmationSerologic analysisTransmitted DiseasesPrevention programsToxicologic analysisUrine samplesWomenCrack cocaineSexual behavior
1988
Human Cryptosporidiosis
Crawford F, Vermund S, Katz M. Human Cryptosporidiosis. Critical Reviews In Microbiology 1988, 16: 113-159. PMID: 3067976, DOI: 10.3109/10408418809104469.Peer-Reviewed Original ResearchConceptsHuman immunodeficiency virus-infected individualsSpectrum of illnessVirus-infected individualsNew diagnostic techniquesGastrointestinal symptomsImmunosuppressed adultsImmunocompetent individualsImmunodeficiency syndromeAsymptomatic infectionPerson transmissionClinical trialsEffective treatmentTrue prevalenceSevere dehydrationCoccidial protozoanOutbreak investigationEnteric pathogensHuman cryptosporidiosisLow infectivitySexual behaviorWarm climate countriesInfectionCryptosporidiosisDiagnostic techniquesPopulation survey