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
2022
Association between Short-Term Exposure to Air Pollution and COVID-19 Mortality: A Population-Based Case-Crossover Study Using Individual-Level Mortality Registry Confirmed by Medical Examiners
Kim H, Samet J, Bell M. Association between Short-Term Exposure to Air Pollution and COVID-19 Mortality: A Population-Based Case-Crossover Study Using Individual-Level Mortality Registry Confirmed by Medical Examiners. Environmental Health Perspectives 2022, 130: 117006. PMID: 36367781, PMCID: PMC9651183, DOI: 10.1289/ehp10836.Peer-Reviewed Original ResearchConceptsCOVID-19 mortalityShort-term exposureCOVID-19Cook County Medical Examiner's OfficeTime-stratified case-crossover designCounty Medical Examiner's OfficeRisk of mortalityCase-crossover studyInterquartile range increaseLocation of deathCase-crossover analysisCase-crossover designDay of deathIndications of modificationMedical Examiner's OfficeAmbient air pollutionCOVID-19 deathsRace/ethnicityComorbid conditionsMortality registryPotential confoundersMortality burdenIQR increaseEpidemiological studiesMortality
2021
Short-term Exposure to Air pollution and the Attributable Risk of Emergency Room Visits for Kidney Diseases
Lee W, Prifti K, Kim H, Kim E, Yang J, Min J, Park J, Kim Y, Lee J, Bell M. Short-term Exposure to Air pollution and the Attributable Risk of Emergency Room Visits for Kidney Diseases. ISEE Conference Abstracts 2021, 2021 DOI: 10.1289/isee.2021.p-228.Peer-Reviewed Original Research
2020
Temporal trends of associations between short-term exposure to fine particulate matter (PM2.5) and risk of hospitalizations in understudied populations, with effect modification by sex and urbanicity in U.S. counties
Chen C, Chan A, Dominici F, Peng R, Sabath B, Di Q, Schwartz J, Bell M. Temporal trends of associations between short-term exposure to fine particulate matter (PM2.5) and risk of hospitalizations in understudied populations, with effect modification by sex and urbanicity in U.S. counties. ISEE Conference Abstracts 2020, 2020 DOI: 10.1289/isee.2020.virtual.p-1252.Peer-Reviewed Original Research
2017
Pregnancy and Lifetime Exposure to Fine Particulate Matter and Infant Mortality in Massachusetts, 2001–2007
Son JY, Lee HJ, Koutrakis P, Bell ML. Pregnancy and Lifetime Exposure to Fine Particulate Matter and Infant Mortality in Massachusetts, 2001–2007. American Journal Of Epidemiology 2017, 186: 1268-1276. PMID: 29121205, PMCID: PMC5860580, DOI: 10.1093/aje/kwx015.Peer-Reviewed Original ResearchConceptsSudden infant death syndrome mortalityInfant mortalityLifetime exposurePM2.5 exposurePostneonatal infant mortalityExtended Cox proportional hazardsCox proportional hazardsInterquartile range increaseTime-dependent covariatesHazard ratioGestational exposureGestational lengthSeason of birthBirth weightMaternal characteristicsShort-term exposureProportional hazardsMortalityPregnancyBirthExposureSupportive evidenceDeathFine particulate matterAerodynamic diameter
2015
Ambient Coarse Particulate Matter and Hospital Admissions in the Medicare Cohort Air Pollution Study, 1999–2010
Powell H, Krall JR, Wang Y, Bell ML, Peng RD. Ambient Coarse Particulate Matter and Hospital Admissions in the Medicare Cohort Air Pollution Study, 1999–2010. Environmental Health Perspectives 2015, 123: 1152-1158. PMID: 25872223, PMCID: PMC4629736, DOI: 10.1289/ehp.1408720.Peer-Reviewed Original ResearchConceptsYears of ageEmergency hospitalizationHospital admissionM3 increaseMedicare enrolleesRespiratory-related hospitalizationsTwo-stage Bayesian hierarchical modelSignificant increaseShort-term associationsCardiovascular hospitalizationMorbidity outcomesCardiovascular diseaseRespiratory diseaseHospitalizationShort-term exposureAmbient Coarse Particulate MatterPoisson log-linear regression modelsLog-linear regression modelCoarse particulate matterAdmissionAmbient coarseAssociationNumber of studiesDiseaseEnrollees
2009
Emergency Hospital Admissions for Cardiovascular Diseases and Ambient Levels of Carbon Monoxide
Bell ML, Peng RD, Dominici F, Samet JM. Emergency Hospital Admissions for Cardiovascular Diseases and Ambient Levels of Carbon Monoxide. Circulation 2009, 120: 949-955. PMID: 19720933, PMCID: PMC2777712, DOI: 10.1161/circulationaha.109.851113.Peer-Reviewed Original ResearchConceptsCVD hospitalizationsShort-term exposureShort-term CO exposureRisk of hospitalizationCardiovascular disease hospitalizationsEmergency hospital admissionsPublic health threatMultisite time-series studyCVD outcomesHospital admissionCardiovascular diseaseHospitalizationMedicare enrolleesSignificant associationTime-series studyHealth threatAmbient carbon monoxideCVD admissionsCO levelsAdmissionRiskCO exposureLower CO levelsAssociationUS urban countiesHospital Admissions and Chemical Composition of Fine Particle Air Pollution
Bell ML, Ebisu K, Peng RD, Samet JM, Dominici F. Hospital Admissions and Chemical Composition of Fine Particle Air Pollution. American Journal Of Respiratory And Critical Care Medicine 2009, 179: 1115-1120. PMID: 19299499, PMCID: PMC2695497, DOI: 10.1164/rccm.200808-1240oc.Peer-Reviewed Original Research
2008
Effect Modification by Community Characteristics on the Short-term Effects of Ozone Exposure and Mortality in 98 US Communities
Bell ML, Dominici F. Effect Modification by Community Characteristics on the Short-term Effects of Ozone Exposure and Mortality in 98 US Communities. American Journal Of Epidemiology 2008, 167: 986-997. PMID: 18303005, PMCID: PMC2430754, DOI: 10.1093/aje/kwm396.Peer-Reviewed Original ResearchConceptsBlack/African American populationsHigher effect estimatesHigh health burdenEffect modificationHealth burdenUS urban communitiesMortality riskAfrican American populationShort-term exposureHealth statusShort-term effectsCommunity-level characteristicsNational MorbidityMortalityUS communitiesEffect estimatesExposureOzone exposureCommunity-specific characteristicsUS CensusRiskMorbidityUrban communitiesPopulationPrevalence
2007
Potential Confounding of Particulate Matter on the Short-Term Association between Ozone and Mortality in Multisite Time-Series Studies
Bell ML, Kim JY, Dominici F. Potential Confounding of Particulate Matter on the Short-Term Association between Ozone and Mortality in Multisite Time-Series Studies. Environmental Health Perspectives 2007, 115: 1591-1595. PMID: 18007990, PMCID: PMC2072830, DOI: 10.1289/ehp.10108.Peer-Reviewed Original ResearchConceptsPotential confoundingShort-term effectsMultisite time-series studyShort-term associationsMortality associationLikely confoundersU.S. urban communitiesShort-term exposureStudy daysTime-series studyMortalityStudy periodEffect estimatesConfoundersFurther investigationAssociationAmbient exposureMortality relationshipConfoundingDaysAerodynamic diameterExposureCovariatesDaily PM concentrationsUrban communities
2004
Ozone and Short-term Mortality in 95 US Urban Communities, 1987-2000
Bell ML, McDermott A, Zeger SL, Samet JM, Dominici F. Ozone and Short-term Mortality in 95 US Urban Communities, 1987-2000. JAMA 2004, 292: 2372-2378. PMID: 15547165, PMCID: PMC3546819, DOI: 10.1001/jama.292.19.2372.Peer-Reviewed Original ResearchConceptsUS urban communitiesRespiratory mortalityShort-term exposureNumerous time series studiesShort-term mortalitySingle-day exposureLarge US communitiesAdverse health effectsTotal US populationHospital admissionRespiratory illnessTime-varying confoundersMAIN OUTCOMEUS populationSignificant associationTime-series studyMortalityNational MorbidityUS communitiesEffect estimatesHealth effectsPrevious weekUrban communitiesDaily mortalityPublic healthTime-Series Studies of Particulate Matter
Bell M, Samet J, Dominici F. Time-Series Studies of Particulate Matter. Annual Review Of Public Health 2004, 25: 247-280. PMID: 15015920, DOI: 10.1146/annurev.publhealth.25.102802.124329.Peer-Reviewed Original Research