2024
Association 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 analysisNorth
2023
Association of flooding exposure with cause-specific mortality in North Carolina, United States
Ban J, Sutton C, Ma Y, Lin C, Chen K. Association of flooding exposure with cause-specific mortality in North Carolina, United States. Nature Water 2023, 1: 1027-1034. DOI: 10.1038/s44221-023-00167-5.Peer-Reviewed Original ResearchCause-specific mortalityRelative riskAssociated with mortality riskAssociated with higher relative riskCounty-level estimatesTime series designTwo-stage time-series designHigher relative riskNorth CarolinaOlder adultsSeries designDeaths per yearMortality riskMental disordersUnited StatesAccidental mortalityNon-accidentalRisk increaseTotal deathHealth impactsCardiovascular diseaseCounty levelAssociationMortalityRespiratory disease
2020
Hourly Exposure to Ultrafine Particle Metrics and the Onset of Myocardial Infarction in Augsburg, Germany
Chen K, Schneider A, Cyrys J, Wolf K, Meisinger C, Heier M, von Scheidt W, Kuch B, Pitz M, Peters A, Breitner S, Group F. Hourly Exposure to Ultrafine Particle Metrics and the Onset of Myocardial Infarction in Augsburg, Germany. Environmental Health Perspectives 2020, 128: 017003. PMID: 31939685, PMCID: PMC7015564, DOI: 10.1289/ehp5478.Peer-Reviewed Original ResearchConceptsMyocardial infarctionMI casesTime-stratified case-crossover analysisConditional logistic regressionInterquartile range increaseCase-crossover analysisTwo-pollutant modelsMI registryEpidemiological evidenceDifferent particle metricsCardiovascular diseaseMyocardial infractionSimilar associationLogistic regressionHourly air pollutionParticle metricsEffect estimatesHealth effectsExposure metricsIndependent effectsTransient exposureInfarctionAssociationExposureAerodynamic diameter