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 outcomesLong-term exposure to wildfire 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 wildfire smoke PM2.5 and mortality in the contiguous United States. ISEE Conference Abstracts 2024, 2024 DOI: 10.1289/isee.2024.1154.Peer-Reviewed Original ResearchAir 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 characteristicsChinaMatterShort-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 Italy
2023
Canadian Wildfire Smoke and Asthma Syndrome Emergency Department Visits in New York City
Chen K, Ma Y, Bell M, Yang W. Canadian Wildfire Smoke and Asthma Syndrome Emergency Department Visits in New York City. JAMA 2023, 330: 1385-1387. PMID: 37733685, PMCID: PMC10514869, DOI: 10.1001/jama.2023.18768.Peer-Reviewed Original ResearchRacial/ethnic disparities in PM2.5-attributable cardiovascular mortality burden in the United States
Ma Y, Zang E, Opara I, Lu Y, Krumholz H, Chen K. Racial/ethnic disparities in PM2.5-attributable cardiovascular mortality burden in the United States. Nature Human Behaviour 2023, 7: 2074-2083. PMID: 37653149, PMCID: PMC10901568, DOI: 10.1038/s41562-023-01694-7.Peer-Reviewed Original ResearchConceptsNon-Hispanic White peopleCVD deathMortality burdenNon-Hispanic black peopleCardiovascular disease mortality ratesDisease mortality ratesNon-Hispanic blacksRace/ethnicityMortality rateLong-term exposureWhite peopleEthnic disparitiesHealth benefitsHispanic peopleSignificant differencesBurdenDeathUS countiesEthnic groupsAbsolute disparityAssociationExposureEthnic minoritiesDisparitiesAmbient fine particulate matter (PM2.5) concentrations
2022
Residential and Race/Ethnicity Disparities in Heat Vulnerability in the United States
Manware M, Dubrow R, Carrión D, Ma Y, Chen K. Residential and Race/Ethnicity Disparities in Heat Vulnerability in the United States. GeoHealth 2022, 6: e2022gh000695. PMID: 36518814, PMCID: PMC9744626, DOI: 10.1029/2022gh000695.Peer-Reviewed Original Research
2021
Predicting spatiotemporally-resolved mean air temperature over Sweden from satellite data using an ensemble model
Jin Z, Ma Y, Chu L, Liu Y, Dubrow R, Chen K. Predicting spatiotemporally-resolved mean air temperature over Sweden from satellite data using an ensemble model. Environmental Research 2021, 204: 111960. PMID: 34464620, DOI: 10.1016/j.envres.2021.111960.Peer-Reviewed Original ResearchAssociations between short-term ambient ozone exposure and cause-specific mortality in the rural and urban areas of Jiangsu, China
Lin C, Ma Y, Liu R, Ma Z, Zhou L, Jing Y, Bell M, Chen K. Associations between short-term ambient ozone exposure and cause-specific mortality in the rural and urban areas of Jiangsu, China. ISEE Conference Abstracts 2021, 2021 DOI: 10.1289/isee.2021.p-121.Peer-Reviewed Original ResearchPredicting spatiotemporally-resolved air temperature over Sweden from satellite data using an ensemble model
Jin Z, Ma Y, Chu L, Liu Y, Dubrow R, Chen K. Predicting spatiotemporally-resolved air temperature over Sweden from satellite data using an ensemble model. ISEE Conference Abstracts 2021, 2021 DOI: 10.1289/isee.2021.o-to-189.Peer-Reviewed Original ResearchRole of meteorological factors in the transmission of SARS-CoV-2 in the United States
Ma Y, Pei S, Shaman J, Dubrow R, Chen K. Role of meteorological factors in the transmission of SARS-CoV-2 in the United States. ISEE Conference Abstracts 2021, 2021 DOI: 10.1289/isee.2021.p-599.Peer-Reviewed Original ResearchRole of meteorological factors in the transmission of SARS-CoV-2 in the United States
Ma Y, Pei S, Shaman J, Dubrow R, Chen K. Role of meteorological factors in the transmission of SARS-CoV-2 in the United States. Nature Communications 2021, 12: 3602. PMID: 34127665, PMCID: PMC8203661, DOI: 10.1038/s41467-021-23866-7.Peer-Reviewed Original Research
2020
Particulate matter pollution and risk of outpatient visits for psychological diseases in Nanjing, China
Lowe SR, Wang C, Ma Y, Chen K. Particulate matter pollution and risk of outpatient visits for psychological diseases in Nanjing, China. Environmental Research 2020, 193: 110601. PMID: 33307087, DOI: 10.1016/j.envres.2020.110601.Peer-Reviewed Original ResearchConceptsMental health service utilizationHealth service utilizationOutpatient visitsService utilizationAdverse mental health conditionsDaily outpatient visitsMental health servicesMental health conditionsMental health systemQuasi-Poisson regressionDiseases DepartmentExposure-response curvesMajor hospitalsHealth servicesHealth systemLag0 dayHealth conditionsVisitsPsychological diseasesSame dayMale participantsAir pollutionRiskAssociationDaysBurden of cause-specific mortality attributable to heat and cold: A multicity time-series study in Jiangsu Province, China
Ma Y, Zhou L, Chen K. Burden of cause-specific mortality attributable to heat and cold: A multicity time-series study in Jiangsu Province, China. Environment International 2020, 144: 105994. PMID: 32745780, DOI: 10.1016/j.envint.2020.105994.Peer-Reviewed Original ResearchConceptsMortality burdenCardiovascular diseaseMyocardial infarctionRespiratory diseaseTime-series studyChronic obstructive pulmonary diseaseSpecific causesSubstantial mortality burdenHypertensive heart diseaseObstructive pulmonary diseaseRisk of mortalityCause-specific mortalityPrevious epidemiological studiesCases of deathExternal causesPulmonary diseaseTemperature-related mortality burdenDiabetes mortalityMulticity time-series studyCardiorespiratory diseaseHeart diseaseLag non-linear modelMortality riskEpidemiological studiesShort-term exposure