2012
Notification for Sexually Transmitted Infections and HIV Among Sex Workers in Guatemala
Sabidó M, Gregg LP, Vallès X, Nikiforov M, Monzón JE, Pedroza MI, Vermund SH, Casabona J. Notification for Sexually Transmitted Infections and HIV Among Sex Workers in Guatemala. Sexually Transmitted Diseases 2012, 39: 504-508. PMID: 22706210, DOI: 10.1097/olq.0b013e31824f8b1b.Peer-Reviewed Original Research
2011
Condom use during commercial sex among clients of Hijra sex workers in Karachi, Pakistan (cross-sectional study)
Siddiqui AU, Qian HZ, Altaf A, Cassell H, Shah SA, Vermund SH. Condom use during commercial sex among clients of Hijra sex workers in Karachi, Pakistan (cross-sectional study). BMJ Open 2011, 1: e000154. PMID: 22021875, PMCID: PMC3191590, DOI: 10.1136/bmjopen-2011-000154.Peer-Reviewed Original ResearchHijra sex workersLast sexual actCondom useSex workersHIV/STI infectionFemale sex workersSpread of HIVKnowledge/attitudesConclusions ClientsSTI infectionBehaviours/practicesGeneral populationAlcohol usersSexual riskHigher education levelLast monthRegular clientsCondomsMale clientsKarachiBridge populationSexual actsEducation levelCommercial sexSexAntiretroviral Drug Resistance Mutations Among Treated and Treatment-Naive Patients in Pakistan: Diversity of the HIV Type 1 pol Gene in Pakistan
Shah S, Xing H, Altaf A, Chen B, Liao L, Jia Y, Vermund SH, Shao Y. Antiretroviral Drug Resistance Mutations Among Treated and Treatment-Naive Patients in Pakistan: Diversity of the HIV Type 1 pol Gene in Pakistan. AIDS Research And Human Retroviruses 2011, 27: 1277-1282. PMID: 21591988, PMCID: PMC3227241, DOI: 10.1089/aid.2010.0324.Peer-Reviewed Original ResearchConceptsInjection drug usersAntiretroviral drugsDrug resistanceAntiretroviral drug resistance mutationsCalibrated Population Resistance toolHIV-1 subtype A1HIV-1-infected participantsPartial reverse transcriptase regionsARV drug resistanceARV-naive patientsPopulation Resistance toolSpouses of HIVTreatment-naive patientsPrimary drug resistanceHIV-1 subtypesDrug resistance mutationsFemale sex workersReverse transcriptase regionBlood spot cardsNaive patientsHIV patientsDrug adherenceSubtype DARV resistancePredominant subtype
2010
Estimation of HIV-1 incidence among five focal populations in Dehong, Yunnan: a hard hit area along a major drug trafficking route
Duan S, Shen S, Bulterys M, Jia Y, Yang Y, Xiang L, Tian F, Lu L, Xiao Y, Wang M, Jia M, Jiang H, Vermund SH, Jiang Y. Estimation of HIV-1 incidence among five focal populations in Dehong, Yunnan: a hard hit area along a major drug trafficking route. BMC Public Health 2010, 10: 180. PMID: 20374618, PMCID: PMC2858119, DOI: 10.1186/1471-2458-10-180.Peer-Reviewed Original ResearchConceptsHIV incidenceDiscordant couplesHIV epidemicMajor drug trafficking routesRecent HIV-1 infectionAnnual HIV incidenceHIV-discordant couplesHIV-1 prevalenceHIV-1 incidenceHIV-1 infectionMigration of HIVFemale sex workersPre-marital couplesCross-sectional surveyBED IgGRecent seroconversionIntensive prevention measuresHIV-positivePregnant womenHIV preventionHigh riskResultsFrom 2004Drug usersMultivariate analysisEnzyme immunoassay
2009
Prevalence of HIV infection and predictors for syphilis infection among female sex workers in southern China.
Lu F, Jia Y, Sun X, Wang L, Liu W, Xiao Y, Zeng G, Li C, Liu J, Cassell H, Chen HT, Vermund SH. Prevalence of HIV infection and predictors for syphilis infection among female sex workers in southern China. The Southeast Asian Journal Of Tropical Medicine And Public Health 2009, 40: 263-72. PMID: 19323011, PMCID: PMC2745968.Peer-Reviewed Original ResearchConceptsFemale sex workersInconsistent condom useSyphilis infectionHIV infectionCondom usePast monthSex workersCross-sectional studyRegular sex partnersVenue-based methodsHalf of participantsEligible participantsRisk factorsSTD symptomsPrevalence ratesDrug usersSex partnersInfectionLess educationPrevalenceMinority ethnic groupsMonthsLiuzhou CityEthnic groupsNon-local residents
2008
Estimates of HIV prevalence in a highly endemic area of China: Dehong Prefecture, Yunnan Province
Jia Y, Sun J, Fan L, Song D, Tian S, Yang Y, Jia M, Lu L, Sun X, Zhang S, Kulczycki A, Vermund SH. Estimates of HIV prevalence in a highly endemic area of China: Dehong Prefecture, Yunnan Province. International Journal Of Epidemiology 2008, 37: 1287-1296. PMID: 18922804, PMCID: PMC2638873, DOI: 10.1093/ije/dyn196.Peer-Reviewed Original ResearchConceptsHIV prevalenceDehong PrefectureCurrent HIV preventionInjection drug useInjection drug usersFemale sex workersHIV/AIDS epidemicHIV/AIDSHIV infectionHIV preventionTreatment challengesClinical dataEndemic areasHIV problemPopulation prevalenceDrug usersDrug usePrevalenceAIDS epidemicWorkbook methodEpidemic patternsSex workersInfectionMillion peopleUneven geographical distribution