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
2015
Wheezing Is Common in Children With Sickle Cell Disease When Compared With Controls
Galadanci NA, Liang WH, Galadanci AA, Aliyu MH, Jibir BW, Karaye IM, Inusa BP, Vermund SH, Strunk RC, DeBaun MR. Wheezing Is Common in Children With Sickle Cell Disease When Compared With Controls. Journal Of Pediatric Hematology/Oncology 2015, 37: 16-19. PMID: 25197776, PMCID: PMC4866494, DOI: 10.1097/mph.0000000000000239.Peer-Reviewed Original ResearchMeSH KeywordsAnemia, Sickle CellCase-Control StudiesChildChild, PreschoolEczemaFemaleHumansMaleMultivariate AnalysisPrevalenceRespiratory SoundsRisk FactorsConceptsSickle cell diseaseCell diseaseAmerican Thoracic Society DivisionLung Disease QuestionnaireAbsence of asthmaCase-control study designTimes greater oddsHigh rateDisease QuestionnaireRespiratory symptomsMedian ageCommunity hospitalMultivariable modelGreater oddsSCD experienceSCD statusStudy designOnly variableSimilar ageChildrenParent reportDiseaseAgeSame settingQuestionnaire
2014
HIV Stigma as a Barrier to Retention in HIV Care at a General Hospital in Lima, Peru: A Case–Control Study
Valenzuela C, Ugarte-Gil C, Paz J, Echevarria J, Gotuzzo E, Vermund SH, Kipp AM. HIV Stigma as a Barrier to Retention in HIV Care at a General Hospital in Lima, Peru: A Case–Control Study. AIDS And Behavior 2014, 19: 235-245. PMID: 25269871, PMCID: PMC4344383, DOI: 10.1007/s10461-014-0908-7.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAnti-HIV AgentsCase-Control StudiesContinuity of Patient CareFemaleHealth Knowledge, Attitudes, PracticeHealth Services AccessibilityHIV InfectionsHospitals, GeneralHumansInterviews as TopicMaleMiddle AgedPeruPrejudiceSelf ConceptSocial StigmaStereotypingSurveys and QuestionnairesConceptsCase-control studyHIV careHIV stigmaDisclosure concernsMultivariable logistic regressionHIV Stigma ScaleNon-linear associationWarrants further explorationClinic visitsGeneral HospitalStigma domainsStigma scoresActive careStigma ScaleModest associationLogistic regressionCareAssociationStigmaFurther explorationHigh levelsPatientsHospital
2009
Early Neurologic Abnormalities Associated with Human T-Cell Lymphotropic Virus Type 1 Infection in a Cohort of Peruvian Children
Kendall EA, González E, Espinoza I, Tipismana M, Verdonck K, Clark D, Vermund SH, Gotuzzo E. Early Neurologic Abnormalities Associated with Human T-Cell Lymphotropic Virus Type 1 Infection in a Cohort of Peruvian Children. The Journal Of Pediatrics 2009, 155: 700-706. PMID: 19628219, PMCID: PMC2764792, DOI: 10.1016/j.jpeds.2009.05.027.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAge DistributionAge of OnsetCase-Control StudiesChildChild, PreschoolCohort StudiesConfidence IntervalsFemaleHTLV-I InfectionsHuman T-lymphotropic virus 1HumansInfectious Disease Transmission, VerticalMaleNeurologic ExaminationOdds RatioParaparesisParaparesis, Tropical SpasticPeruPrevalenceProbabilityRisk AssessmentSeverity of Illness IndexSex DistributionSpinal Cord DiseasesTime FactorsUrination DisordersConceptsParesthesia/dysesthesiaHTLV-1 infectionNeurologic abnormalitiesInfective dermatitisHTLV-1Lumbar painHuman T-cell lymphotropic virus type 1 infectionMyelopathy/tropical spastic paraparesisHuman T-cell lymphotropic virus type 1Virus type 1 infectionPeruvian childrenAbnormal neurologic findingsEarly Neurologic AbnormalitiesLower extremity hyperreflexiaStandardized neurologic examinationType 1 infectionTropical spastic paraparesisWeakness/fatigueHTLV-1 statusVirus type 1Uninfected childrenNeurologic findingsNeurologic symptomsUrinary disturbanceNeurologic examination
2001
Virologic and Immunologic Determinants of Heterosexual Transmission of Human Immunodeficiency Virus Type 1 in Africa
Fideli L, Allen S, Musonda R, Trask S, Hahn B, Weiss H, Mulenga J, Kasolo F, Vermund S, Aldrovandi G. Virologic and Immunologic Determinants of Heterosexual Transmission of Human Immunodeficiency Virus Type 1 in Africa. AIDS Research And Human Retroviruses 2001, 17: 901-910. PMID: 11461676, PMCID: PMC2748905, DOI: 10.1089/088922201750290023.Peer-Reviewed Original ResearchConceptsCopies/Heterosexual transmissionRisk ratioMultivariate Cox regression analysisHuman immunodeficiency virus type 1Immunodeficiency virus type 1Plasma viral loadCox regression analysisCorresponding risk ratioHIV-1 RNAVirus type 1Female transmissionCase-control designGender-specific differencesPlasma VLImmunologic correlatesViral loadProspective studySerology resultsWorld's HIVVirus isolationType 1Immunologic determinantsReference groupNontransmitters
1991
Human papillomavirus infection and other risk factors for cervical neoplasia: A case‐control study
Morrison E, Ho G, Vermund S, Goldberg G, Kadish A, Kelley K, Burk R. Human papillomavirus infection and other risk factors for cervical neoplasia: A case‐control study. International Journal Of Cancer 1991, 49: 6-13. PMID: 1874571, DOI: 10.1002/ijc.2910490103.Peer-Reviewed Original ResearchMeSH KeywordsAge FactorsBase SequenceBlotting, SouthernCarcinomaCase-Control StudiesEpitheliumFemaleHumansMolecular Sequence DataMultivariate AnalysisOligonucleotidesPolymerase Chain ReactionRegression AnalysisRisk FactorsSocioeconomic FactorsTumor Virus InfectionsUterine Cervical DiseasesUterine Cervical NeoplasmsConceptsSquamous intraepithelial lesionsCervical squamous intraepithelial lesionsIndependent risk factorHPV infectionRisk factorsHigh riskCervical neoplasiaMajor independent risk factorLow educational achievementHuman papillomavirus infectionAssociation of HPVHPV types 16Major risk factorCase-control studyLogistic regression analysisCase-control designLogistic regression modelsRisk of diseaseHPV screeningIntraepithelial lesionsPapillomavirus infectionHPV typesViral loadBorderline significanceNormal women