2023
Population-Level Effectiveness of an Inactivated Whole-Virion COVID-19 Vaccine: A Test Negative Case-Control Study in the Dominican Republic
Pérez-Then E, Miric M, Qian H, Chen Y, Wang Y, Vallejo V, Quezada W, Flaquer M, Olivo J, Castillo J, García N, Calderón K, Cueto S, Veras B, Russo M, Jiménez I, Guzmán S, Garabito L, Cueto E, Colombo F, Taveras D, Torres D, Baez J, Yunen J, Koenig E, Pérez E, López O, Medina F, Wang X, Shao Y, Vermund S, Díaz G, Severino F, Acevedo A, Luciano J, Cuello J, Acevedo I, Espinál M, Martínez C, Díaz D, Espinál D, Almonte D, Rodríguez J, Rosa J, Reyes J, Fernández J, De Jesús Marte Mercado M, De Los Santos Carmona R, Liriano R, Heyliger A, Mejía A, Turbis A, Aquino C, José E, Del Rosario Y, Rosario C, Hermón J, Colón A, Flores A, Díaz C, Rodríguez D, Estrella J, Colón J, Reyes J, Gil L, Abbott M, de Mota M, Polanco N, Jiménez I, Santana R, Herrera S, Castellanos A, Germosén A, Fajardo F, Mercedes K, Méndez M, F S, Sánchez T, Payano Y, Gómez Y, Mejía Y, Sánchez D, Infante H, Grullón M, Lemos Y, Carpio P, Pineda C, Núñez M, Espiritusanto D, Álvarez G, Nina G, Cabrera K, Guerrero R, Mejía B, Nicolás K, Guante M, Lebrón M, Bidó M, Monción M, Brito E, Rosado S, de apoyo P, de Sosa A, Pimentel B, Feliciano D, de los Santos L, Morillo M, Mateo P, de la Cruz R, de los Ángeles García M, Tavárez Y, Luna R, Castillo Y, Ulloa E, Pérez E. Population-Level Effectiveness of an Inactivated Whole-Virion COVID-19 Vaccine: A Test Negative Case-Control Study in the Dominican Republic. Open Forum Infectious Diseases 2023, 10: ofad075. PMID: 36998630, PMCID: PMC10043129, DOI: 10.1093/ofid/ofad075.Peer-Reviewed Original ResearchSymptomatic SARS-CoV-2 infectionTest-negative case-control studyCOVID-19-related hospitalizationSARS-CoV-2 infectionCase-control studyCOVID-19 vaccineFull vaccinationAssisted ventilationPartial vaccinationLower oddsAcute respiratory syndrome coronavirus 2 infectionCoronavirus disease 2019 (COVID-19) vaccination programsInactivated COVID-19 vaccineNegative case-control studySyndrome coronavirus 2 infectionPositive polymerase chain reaction testCOVID-19-related symptomsNationwide vaccination campaignPCR-positive participantsCoronavirus 2 infectionReal-world effectivenessPolymerase chain reaction testPopulation-level effectivenessSARS-CoV-2Chain reaction test
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
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
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