Kai Chen, PhD
Associate Professor of Epidemiology (Environmental Health Sciences)Cards
About
Research
Publications
2024
Long-term exposure to wildland fire smoke PM2.5 and mortality in the contiguous United States
Ma Y, Zang E, Liu Y, Wei J, Lu Y, Krumholz H, Bell M, Chen K. Long-term exposure to wildland fire smoke PM2.5 and mortality in the contiguous United States. Proceedings Of The National Academy Of Sciences Of The United States Of America 2024, 121: e2403960121. PMID: 39316057, PMCID: PMC11459178, DOI: 10.1073/pnas.2403960121.Peer-Reviewed Original ResearchConceptsWildland firesContiguous United StatesNonaccidental mortalityExposure to ambient fine particlesSmoke PM<sWildland fire smokeMoving average concentrationsAmbient fine particlesLong-term exposureAverage concentrationSmoke PMHealth risksFine particlesFire smokeTemporal confoundingHealth effectsKidney disease mortalityChronic kidney disease mortalityPublic health actionFireMortality rateUnited StatesDisease mortalityHealth actionsMortality outcomesFloods and cause-specific mortality in the United States during 2001-2020
Chu L, Warren J, Spatz E, Lowe S, Lu Y, Ma X, Ross J, Krumholz H, Chen K. Floods and cause-specific mortality in the United States during 2001-2020. ISEE Conference Abstracts 2024, 2024 DOI: 10.1289/isee.2024.1705.Peer-Reviewed Original ResearchShort-term association between ambient ozone and onset of acute myocardial infarction of young patients: Results from the VIRGO study
Zhang S, Chu L, Lu Y, Krumholz H, Chen K. Short-term association between ambient ozone and onset of acute myocardial infarction of young patients: Results from the VIRGO study. ISEE Conference Abstracts 2024, 2024 DOI: 10.1289/isee.2024.0539.Peer-Reviewed Original ResearchSimulating desegregation through affordable housing development: An environmental health impact assessment of Connecticut zoning law
Prasanth S, Oloyede N, Zhang X, Chen K, Carrión D. Simulating desegregation through affordable housing development: An environmental health impact assessment of Connecticut zoning law. Health & Place 2024, 88: 103277. PMID: 38781859, PMCID: PMC11190844, DOI: 10.1016/j.healthplace.2024.103277.Peer-Reviewed Original ResearchNon-Hispanic white residentsEnvironmental health equityAmbient environmental exposuresHealth impact assessmentExposure-response functionsEnvironmental health impact assessmentHealth equityHealth inequalitiesNon-HispanicRate of deathExcess deathsWhite residentsEstimated deathsMortality impactLow-income residentsDesegregation policiesEnvironmental exposuresResidential segregationHousing targetsResidentsHousing developmentDeathSimulated movementHealthImpact assessmentAir pollution changes due to COVID-19 lockdowns and attributable mortality changes in four countries
Ma Y, Nobile F, Marb A, Dubrow R, Kinney P, Peters A, Stafoggia M, Breitner S, Chen K. Air pollution changes due to COVID-19 lockdowns and attributable mortality changes in four countries. Environment International 2024, 187: 108668. PMID: 38640613, DOI: 10.1016/j.envint.2024.108668.Peer-Reviewed Original ResearchConceptsMeteorological normalization techniqueAir pollution changesFine particulate matterImprove air qualityEmission control strategiesCentral-southern ItalyPollution changesParticulate matterRegion-specific estimatesAir qualityMeteorological impactsAir pollutionPollutionCOVID-19 lockdownModeling approachAirCaliforniaMortality changesConcentrationJiangsuEmissionTime trendsLocal characteristicsChinaMatterAssociation of exposure to extreme rainfall events with cause-specific mortality in North Carolina, US
Chan K, Ban J, Ma Y, Chen K. Association of exposure to extreme rainfall events with cause-specific mortality in North Carolina, US. Environmental Research Letters 2024, 19: 044006. DOI: 10.1088/1748-9326/ad2dd2.Peer-Reviewed Original ResearchCause-specific mortalityExtreme rainfall eventsDaily total precipitationRainfall eventsCounty-level mortality dataNorth Carolina countiesTime-series studyRisk of mortalityDaily rainfall measurementsNon-accidental diseasesNorth CarolinaMortality dataRespiratory mortalityExternal mortalityMortality riskRainfall measurementsTotal precipitationNon-accidentalRace groupsMeta-analysisCardiovascular diseaseRainfallStudy periodTwo-stage analysisNorthShort-Term Exposure to Fine Particulate Matter and Nitrogen Dioxide and Mortality in 4 Countries
Ma Y, Nobile F, Marb A, Dubrow R, Stafoggia M, Breitner S, Kinney P, Chen K. Short-Term Exposure to Fine Particulate Matter and Nitrogen Dioxide and Mortality in 4 Countries. JAMA Network Open 2024, 7: e2354607. PMID: 38427355, PMCID: PMC10907920, DOI: 10.1001/jamanetworkopen.2023.54607.Peer-Reviewed Original ResearchConceptsShort-term exposure to air pollutionExposure to air pollutionFine particulate matterCross-sectional studyAir pollutionFixed-effects modelParticulate matterShort-term exposure to PM2.5Short-term exposure to fine particulate matterNO2 concentrationsExposure to fine particulate matterMortality rateNitrogen dioxideSignificant effect modificationDaily PM2.5 concentrationsTime-varying confoundersExposure to PM2.5Health outcomesEstimate associationsMortality dataEffect modificationPM2.5 concentrationsMain OutcomesDay-to-dayCentral-southern ItalyImpact of population aging on future temperature-related mortality at different global warming levels
Chen K, de Schrijver E, Sivaraj S, Sera F, Scovronick N, Jiang L, Roye D, Lavigne E, Kyselý J, Urban A, Schneider A, Huber V, Madureira J, Mistry M, Cvijanovic I, Gasparrini A, Vicedo-Cabrera A. Impact of population aging on future temperature-related mortality at different global warming levels. Nature Communications 2024, 15: 1796. PMID: 38413648, PMCID: PMC10899213, DOI: 10.1038/s41467-024-45901-z.Peer-Reviewed Original ResearchPublished research on the human health implications of climate change between 2012 and 2021: cross sectional study
Bartlett V, Doernberg H, Mooghali M, Gupta R, Wallach J, Nyhan K, Chen K, Ross J. Published research on the human health implications of climate change between 2012 and 2021: cross sectional study. BMJ Medicine 2024, 3: e000627. PMID: 38352020, PMCID: PMC10862342, DOI: 10.1136/bmjmed-2023-000627.Peer-Reviewed Original ResearchHealth effects of climate changeHealth research fundingRandom sampleHealth effectsCross sectional studyPeer-reviewed researchWeb of ScienceGrey literatureHealth conditionsSectional studyInclusion criteriaRisk populationHealthHealth impactsHealth implicationsGoogle ScholarResearch articlesNational InstituteFunding sourcesPublication characteristicsResearch fundingPublished researchRiskDisproportionate focusPopulationA unified framework for assessing interaction effects among environmental exposures in epidemiologic studies: A case study on temperature, air pollution, and kidney-related conditions in New York state
Chu L, Chen K, Yang Z, Crowley S, Dubrow R. A unified framework for assessing interaction effects among environmental exposures in epidemiologic studies: A case study on temperature, air pollution, and kidney-related conditions in New York state. Environmental Research 2024, 248: 118324. PMID: 38301759, DOI: 10.1016/j.envres.2024.118324.Peer-Reviewed Original ResearchAir pollutionMultiplicative interaction effectsNew York StateEstimated health burdenCase-crossover designEvaluation of effect modificationBi-variate associationsAssess interaction effectsConditional logistic modelMeasures of exposureInteraction effectsEffect modificationPollutionExposure variablesHealth burdenEpidemiological studiesEnvironmental exposuresLog-linear modelLogistic modelInteraction termsQuantitative frameworkAirCase studyExposureAlert system
News
News
- October 23, 2024
Study Links Higher Temperatures to Increased Stroke Risk
- September 30, 2024Source: Forbes
More Than 11,000 Deaths Linked To Wildfire Smoke Every Year In The U.S.
- September 24, 2024
Long-term exposure to wildfire smoke associated with higher risk of death
- August 21, 2024
Wildfires: what you need to know to stay safe