2024
All-cause, cardiovascular, and respiratory mortality and wildfire-related ozone: a multicountry two-stage time series analysis
Chen G, Guo Y, Yue X, Xu R, Yu W, Ye T, Tong S, Gasparrini A, Bell M, Armstrong B, Schwartz J, Jaakkola J, Lavigne E, Saldiva P, Kan H, Royé D, Urban A, Vicedo-Cabrera A, Tobias A, Forsberg B, Sera F, Lei Y, Abramson M, Li S, Network M, Abrutzky R, Alahmad B, Ameling C, Åström C, Breitner S, Carrasco-Escobar G, de Sousa Zanotti Stagliorio Coêlho M, Colistro V, Correa P, Dang T, de'Donato F, Van Dung, Entezari A, Garcia S, Garland R, Goodman P, Guo Y, Hashizume M, Holobaca I, Honda Y, Houthuijs D, Hurtado-Díaz M, Íñiguez C, Katsouyanni K, Kim H, Kyselý J, Lee W, Maasikmets M, Madureira J, Mayvaneh F, Nunes B, Orru H, Ortega N, Overcenco A, Pan S, Pascal M, Ragettli M, Rao S, Ryti N, Samoli E, Schneider A, Scovronick N, Seposo X, Stafoggia M, De la Cruz Valencia C, Zanobetti A, Zeka A. All-cause, cardiovascular, and respiratory mortality and wildfire-related ozone: a multicountry two-stage time series analysis. The Lancet Planetary Health 2024, 8: e452-e462. PMID: 38969473, DOI: 10.1016/s2542-5196(24)00117-7.Peer-Reviewed Original ResearchConceptsRespiratory mortalityImpact of wildfiresDaily respiratory mortalityDaily cardiovascular mortalityTwo-stage time-series analysisChemical transport modelWildfire activityDaily mortality ratesDaily concentrationsDaily mortalityStudy locationRespiratory deathsWildfireManagement strategiesSource of tropospheric ozoneTransport modelTropospheric ozoneGlobal levelLocation levelMulti-cityRegional levelMortality fractionsEffective riskSouth AmericaCentral America
2023
Short-Term Association between Sulfur Dioxide and Mortality: A Multicountry Analysis in 399 Cities
O’Brien E, Masselot P, Sera F, Roye D, Breitner S, Ng C, de Sousa Zanotti Stagliorio Coelho M, Madureira J, Tobias A, Vicedo-Cabrera A, Bell M, Lavigne E, Kan H, Gasparrini A, Network M. Short-Term Association between Sulfur Dioxide and Mortality: A Multicountry Analysis in 399 Cities. Environmental Health Perspectives 2023, 131: 037002. PMID: 36883823, PMCID: PMC9994178, DOI: 10.1289/ehp11112.Peer-Reviewed Original ResearchConceptsExposure-response relationshipRelative riskShort-term associationsShort-term exposureRR of mortalitySteeper exposure-response relationshipsBi-pollutant modelsIndependent mortality riskSubstantial excess mortalityWorld Health Organization (WHO) guideline limitsSignificant positive associationEpidemiological evidenceExcess mortalityMortality riskAdvanced study designsExcess deathsMortality fractionsSecondary analysisStudy designMortalityStudy periodExposure levelsPotential roleDaily concentrationsDaily mortality
2017
Effects of ambient PM1 air pollution on daily emergency hospital visits in China: an epidemiological study
Chen G, Li S, Zhang Y, Zhang W, Li D, Wei X, He Y, Bell ML, Williams G, Marks GB, Jalaludin B, Abramson MJ, Guo Y. Effects of ambient PM1 air pollution on daily emergency hospital visits in China: an epidemiological study. The Lancet Planetary Health 2017, 1: e221-e229. PMID: 29851607, DOI: 10.1016/s2542-5196(17)30100-6.Peer-Reviewed Original ResearchConceptsEmergency hospital visitsDaily emergency hospital visitsHospital visitsEpidemiological studiesHealth effectsAmbient PMMean daily numberTime series Poisson regressionAmbient air pollutionCause-effect associationPoisson regressionVisitsLarge hospitalsEffect estimatesHigher RRStatistical significanceLag 0Daily numberHospitalMean daily concentrationsDaily countsAir pollutionDaily PMDaily concentrationsSevere ambient air pollution