2024
Air 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 characteristicsChinaMatter
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