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
Particulate Matter and Risk of Hospital Admission in the Kathmandu Valley, Nepal: A Case-Crossover Study
Gurung A, Son JY, Bell ML. Particulate Matter and Risk of Hospital Admission in the Kathmandu Valley, Nepal: A Case-Crossover Study. American Journal Of Epidemiology 2017, 186: 573-580. PMID: 28911012, DOI: 10.1093/aje/kwx135.Peer-Reviewed Original ResearchConceptsHealth burdenTime-stratified case-crossover analysisRisk of hospitalizationSubstantial health burdenInpatient hospitalization dataCase-crossover studyPotential effect modifiersCase-crossover analysisMajority of evidenceHospital admissionEffect modificationCardiovascular admissionsHospitalization dataM3 increaseEffect modifiersMajor hospitalsSocioeconomic statusHospitalizationAdmissionHuman health burdenKathmandu ValleyCentral data collection systemBurdenAir pollutionAerodynamic diameter
2015
Brief Report
Bell ML, Son JY, Peng RD, Wang Y, Dominici F. Brief Report. Epidemiology 2015, 26: 575-579. PMID: 25906368, PMCID: PMC4452416, DOI: 10.1097/ede.0000000000000310.Peer-Reviewed Original ResearchConceptsRespiratory tract infectionsCause of hospitalizationRisk of heartSame-day PM2.5Cardiovascular causesTract infectionsRespiratory hospitalizationsMedicare beneficiariesHospitalizationWomenAdmissionAmbient monitorsMenRiskAssociationUS countiesHeartCauseBrief reportCardiovascularStrong evidenceInfectionPoint estimatesAmbient 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
2012
Assessment of the health impacts of particulate matter characteristics.
Bell ML. Assessment of the health impacts of particulate matter characteristics. Research Report 2012, 5-38. PMID: 22393584.Peer-Reviewed Original ResearchConceptsHealth effect estimatesCardiovascular hospital admissionsHospital admissionEffect estimatesMortality effect estimatesHealth effectsCause of hospitalizationAir pollution-related health effectsInterquartile range increasePollution-related health effectsRespiratory hospital admissionsAdverse health effectsHealth effects dataCardiovascular hospitalizationRespiratory hospitalizationsCardiovascular admissionsHigh prevalenceHospitalizationAerodynamic diameterAdmissionCommunity-level variablesObserved associationsSocioeconomic statusHealth impactsPM toxicity
2009
Adverse Health Effects of Particulate Air Pollution
Bell ML, Ebisu K, Peng RD, Dominici F. Adverse Health Effects of Particulate Air Pollution. Epidemiology 2009, 20: 682-686. PMID: 19535984, PMCID: PMC3164531, DOI: 10.1097/ede.0b013e3181aba749.Peer-Reviewed Original ResearchConceptsCardiovascular hospitalizationAC prevalenceEffect estimatesAdverse health effectsParticulate air pollutionHealth effect estimatesRespiratory hospitalizationsMorbidity differsHospitalizationShort-term effectsPrevalenceHealth effectsDay associationsMortalityPM effectsAssociationParticulate matterEmergency 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
Seasonal and Regional Short-term Effects of Fine Particles on Hospital Admissions in 202 US Counties, 1999–2005
Bell ML, Ebisu K, Peng RD, Walker J, Samet JM, Zeger SL, Dominici F. Seasonal and Regional Short-term Effects of Fine Particles on Hospital Admissions in 202 US Counties, 1999–2005. American Journal Of Epidemiology 2008, 168: 1301-1310. PMID: 18854492, PMCID: PMC2732959, DOI: 10.1093/aje/kwn252.Peer-Reviewed Original ResearchMeSH KeywordsAgedAir PollutantsAir PollutionAlgorithmsCardiovascular DiseasesData Interpretation, StatisticalDatabases, FactualEnvironmental MonitoringEpidemiological MonitoringHospitalizationHumansMedicareParticle SizeParticulate MatterPatient AdmissionRespiratory Tract DiseasesRetrospective StudiesSeasonsTime FactorsUnited States