David Vlahov
Professor of Nursing and Epidemiology (Microbial Diseases)Cards
About
Research
Publications
2026
Nurse Practitioner-Led, Same-Day, Pre-exposure Prophylaxis Delivery Program for People Who Inject Drugs in the United States: Findings From a Pilot Randomized Controlled Trial.
Gautam K, Paudel K, Altice F, Vlahov D, Khati A, Wickersham J, Moore T, Bae E, Bhusal S, Sujan M, Kil N, Shrestha R. Nurse Practitioner-Led, Same-Day, Pre-exposure Prophylaxis Delivery Program for People Who Inject Drugs in the United States: Findings From a Pilot Randomized Controlled Trial. Journal Of The Association Of Nurses In AIDS Care 2026 PMID: 42201314, DOI: 10.1097/jnc.0000000000000657.Peer-Reviewed Original ResearchNurse practitioner-ledSyringe service programsPractitioner-ledRandomized Controlled TrialsPilot randomized controlled trialInjected drugsPre-exposure prophylaxisService programsTreatment-as-usualPrEP deliveryPrEP prescriptionPrEP uptakeHIV preventionPrEP modelsDelivery programsControlled TrialsNursesSame-dayFollow-upParticipantsPrescriptionUnited StatesPeopleAcceptanceProgramWellbeing in essential workers: The role of family-related risk and coworker support.
Lai A, Jeon S, Vlahov D, Gershon R. Wellbeing in essential workers: The role of family-related risk and coworker support. Journal Of Occupational And Environmental Medicine 2026 PMID: 42010685, DOI: 10.1097/jom.0000000000003738.Peer-Reviewed Original ResearchWorkplace wellbeingStructural equation modelingCoworker supportTransit workersWorkplace characteristicsOrganizational effortsEquation modelingWorkplaceRisk mitigationFamily‐related riskCoworkersWorker’s helpWorkersEssential workersCrisisSubjective wellbeingCronbach's alphaWellbeingTrustEmploymentInfrastructureRiskClimate change and mental health burden among caregivers in California
Choa E, Vlahov D, Sarkar S, Poghosyan H. Climate change and mental health burden among caregivers in California. The Gerontologist 2026, 66: gnag048. PMID: 42015355, PMCID: PMC13161472, DOI: 10.1093/geront/gnag048.Peer-Reviewed Original ResearchConceptsMental health burdenHealth burdenMental healthHealth Interview Survey dataCalifornia Health Interview Survey dataAssociated with housing insecurityInterview Survey dataMental health impactsCross-sectional analysisMultivariate logistic regressionRural caregiversCaregiver subgroupsNon-caregiversCare recipientsCaregiver considerationsCaregiver statusOlder adultsCaregiversHigher oddsElevated oddsHousing insecurityLogistic regressionHealth impactsOddsFinancial stressMental Health Disparities From Climate Change: The Role of Housing Insecurity and LGBTQ+ Identity, California, 2023.
Choa E, Vlahov D, Poghosyan H. Mental Health Disparities From Climate Change: The Role of Housing Insecurity and LGBTQ+ Identity, California, 2023. American Journal Of Public Health 2026, 116: 779-789. PMID: 41926729, PMCID: PMC13175001, DOI: 10.2105/ajph.2025.308379.Peer-Reviewed Original ResearchConceptsHousing insecurityGender-expansiveMental health burdenGender-expansive individualsMental health disparitiesCalifornia Health Interview SurveyPansexual individualsLGBTQ+ identitiesLGBTQ+ populationsGay respondentsHealth Interview SurveyHigh mental health burdenCross-sectional dataTransgenderInsecurityHealth disparitiesAssociated with greater oddsHousingInterview SurveySocial driversCalifornia adultsMental healthHealth burdenIdentityGreater oddsSocial determinants disadvantage score and liver health in the All of Us Research Program
Zhang X, Zhao L, Zhang K, Vlahov D, Chen Y, Hsing A, Nguyen M, McGlynn K, Taddei T, Hou L, Zhang X. Social determinants disadvantage score and liver health in the All of Us Research Program. European Journal Of Epidemiology 2026, 41: 207-216. PMID: 41579292, PMCID: PMC12975775, DOI: 10.1007/s10654-025-01358-y.Peer-Reviewed Original ResearchConceptsSocial determinants of healthUs Research ProgramOdds ratioSocial determinantsSocial determinants of health domainsDisadvantage scoreDeterminants of healthConfidence intervalsElectronic health recordsCross-sectional analysisHigh riskLogistic regression modelsSDOH domainsHealthcare accessHealth outcomesHealth recordsTargeted interventionsSocial disadvantageCommunity contextHealthLongitudinal studyRegression modelsQuintileLiver conditionsAssociation
2025
Retraction Note: Association of Victimization by Sex among Public Facing Bus and Subway Transit Workers, New York City
Vlahov D, Hagen D, Cziner M, Merdjanoff A, Sherman M, Gershon R. Retraction Note: Association of Victimization by Sex among Public Facing Bus and Subway Transit Workers, New York City. Journal Of Urban Health 2025, 102: 1310-1311. PMID: 41339602, PMCID: PMC12738439, DOI: 10.1007/s11524-025-01043-1.Peer-Reviewed Original ResearchIndicators from The Lancet Countdown on Health and Climate Change: Perspectives and Experience of City Leaders from 118 Cities
Ickovics J, Astbury K, Campbell M, Carrión D, James H, Sinha N, Ong A, Dubrow R, Seto K, Vlahov D. Indicators from The Lancet Countdown on Health and Climate Change: Perspectives and Experience of City Leaders from 118 Cities. Journal Of Urban Health 2025, 102: 201-209. PMID: 39762690, PMCID: PMC11865389, DOI: 10.1007/s11524-024-00952-x.Peer-Reviewed Original ResearchConceptsAir pollutionClimate changeHealth Co-BenefitsGlobal greenhouse gas emissionsMonitor air qualityGreenhouse gas emissionsCity leadersAir qualityCo-benefitsLancet CountdownClimate resilience planningMitigation actionsRapid urbanizationHealth impactsGas emissionsHealth hazardsPromote social equityUrban areasPollutionCross-sector collaborationClimateEnhance resilienceEssential resourcesHigher concernPolitical engagement
2024
Barriers and Facilitators to Vaccine Equity Amidst the COVID-19 Vaccine Rollout in the United States
Piltch-Loeb R, Sahr J, Nelson L, Vlahov D, Gershon R. Barriers and Facilitators to Vaccine Equity Amidst the COVID-19 Vaccine Rollout in the United States. International Journal Of Environmental Research And Public Health 2024, 21: 1588. PMID: 39767429, PMCID: PMC11675886, DOI: 10.3390/ijerph21121588.Peer-Reviewed Original ResearchHealth departmentsLocal health departmentsPurposive sampling strategyAt-risk populationsHard-to-reachPotential facilitatorsCommunity outreachQualitative studyLack of clarityAdvisory GroupCommunity engagementCommunity membersDisaster response effortsHolding leadership rolesIncrease equityLeadership rolesCOVID-19Vaccine rolloutMid-2022COVID-19 vaccine rolloutCommunity relationshipsFacilitationResponse effortsEquitable distributionPrioritization criteriaTemporal Trends of Early COVID-19 Infections in New York City Transit Workers and Residents: March 01, 2020–May 02, 2020
Cziner M, Hawkins D, Rosen J, Hagen D, Merdjanoff A, Vlahov D, Gershon R. Temporal Trends of Early COVID-19 Infections in New York City Transit Workers and Residents: March 01, 2020–May 02, 2020. Journal Of Urban Health 2024, 102: 650-654. PMID: 39527356, PMCID: PMC12279637, DOI: 10.1007/s11524-024-00934-z.Peer-Reviewed Original ResearchRETRACTED ARTICLE: Association of Victimization by Sex among Public Facing Bus and Subway Transit Workers, New York City
Vlahov D, Hagen D, Cziner M, Merdjanoff A, Sherman M, Gershon R. RETRACTED ARTICLE: Association of Victimization by Sex among Public Facing Bus and Subway Transit Workers, New York City. Journal Of Urban Health 2024, 101: 934-941. PMID: 39167318, PMCID: PMC11461377, DOI: 10.1007/s11524-024-00912-5.Peer-Reviewed Original ResearchPhysical assaultTransit workersSubway workersTransport Workers UnionAssociation of victimizationNew York CityAssaultFederal dataVictimsBus workersWorkers UnionYork CityModified Poisson modelsTransition systemsTheftWorkersBusSubwayDemographic characteristicsCOVID-19 pandemicOnline surveyPrevalence ratiosFatalitiesWomenNew
Academic Achievements & Community Involvement
News
News
- June 12, 2022
Yale Faculty Networks Honored with 2022 Hecht Awards
- March 29, 2021Source: YSN Website
YSN in Media: Vlahov on the Reopening of New York
- August 11, 2020Source: Newsweek
The 'Second Wave' Is Still to Come and the U.S. Has No Specific Plan to Deal With It
- June 17, 2020Source: Yale School of Nursing website
Vlahov Research Traces State Pandemic Response for People Who Use Drugs