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
2021
Association between extreme temperatures and emergency room visits related to mental disorders: A multi-region time-series study in New York, USA
Yoo EH, Eum Y, Roberts JE, Gao Q, Chen K. Association between extreme temperatures and emergency room visits related to mental disorders: A multi-region time-series study in New York, USA. The Science Of The Total Environment 2021, 792: 148246. PMID: 34144243, DOI: 10.1016/j.scitotenv.2021.148246.Peer-Reviewed Original ResearchConceptsEmergency room visitsER visitsMental disordersRoom visitsShort-term exposurePotential effect modificationMental health disordersSpecific mental disordersPositive associationRace/ethnicityEffect modificationExposure-response curvesStratified analysisLag non-linear modelHealth disordersTime-series studySubstance abuseRisk estimatesAnxiety disordersVisitsDisordersMental diseasesCertain populationsSignificant differencesTime trends