2025
Association between fine particulate matter (PM2.5) and severity of acute respiratory infections among young US children in the major cities in the United States: a claims-based cohort study
Foo D, Regan A, Heo S, Schneider E, Canner J, Song Y, Bell M. Association between fine particulate matter (PM2.5) and severity of acute respiratory infections among young US children in the major cities in the United States: a claims-based cohort study. Open Forum Infectious Diseases 2025, ofaf442. DOI: 10.1093/ofid/ofaf442.Peer-Reviewed Original ResearchShort-term PM2.5 exposurePM2.5 exposureShort-term exposure to fine particulate matterIntensive care unitPrescription claimsClaims-based cohort studyExposure to fine particulate matterInterquartile range increaseAcute respiratory infectionsYoung US childrenChildren aged <5 yearsHealth insurance plansRisk of ICU admissionHospital-admittedLength of stayUS childrenInfluenza vaccination statusRange increasePrivate health insurance plansArea levelSeverity of acute respiratory infectionsHospital admissionCohort studyGeneralized linear modelInsurance plansEffect modification by cardiovascular and metabolic disease onset on long-term PM2.5 exposure and mortality: a nationwide cohort study
Jang H, Park J, Lee E, Kang D, Moon J, Song I, Ahn S, Kim A, Kang C, Oh J, Kwon D, Min J, Kim E, Bell M, Kim H, Lee W. Effect modification by cardiovascular and metabolic disease onset on long-term PM2.5 exposure and mortality: a nationwide cohort study. Scientific Reports 2025, 15: 19570. PMID: 40467860, PMCID: PMC12137577, DOI: 10.1038/s41598-025-04498-z.Peer-Reviewed Original ResearchConceptsLong-term PM2.5 exposureEffect modificationPM2.5 exposureEstimate effect modificationPM2.5-mortality associationsPopulation-representative cohortTarget specific interventionsMyocardial infarctionNationwide cohort studyNon-accidental deathsEffects of PM2.5PM2.5-mortalityRisk of PM2.5Preemptive careCox regression modelsHTN/DMCohort studyHazard ratioDisease onsetCerebrovascular diseaseRegression modelsMetabolic disease onsetCohortRenal diseaseMortality
2023
An environmental justice analysis of air pollution in India
deSouza P, Chaudhary E, Dey S, Ko S, Németh J, Guttikunda S, Chowdhury S, Kinney P, Subramanian S, Bell M, Kim R. An environmental justice analysis of air pollution in India. Scientific Reports 2023, 13: 16690. PMID: 37794063, PMCID: PMC10551031, DOI: 10.1038/s41598-023-43628-3.Peer-Reviewed Original ResearchConceptsPM2.5 exposureNational Family and Health SurveySocioeconomic factorsAnalysis of air pollutionHigher PM2.5 concentrationsSocially disadvantaged populationsPM2.5 concentrationsScheduled CastesEnvironmental justice analysisAir pollutionNFHS-4Household amenitiesDisadvantaged populationsStandard deviation increaseMultilevel modelsHealth SurveyHouseholdsDeviation increaseEvaluate associationsSurvey designRisk factorsPM2.5IndiaPovertyPollution
2022
Impact of air pollution on stunting among children in Africa
deSouza P, Hammer M, Anthamatten P, Kinney P, Kim R, Subramanian S, Bell M, Mwenda K. Impact of air pollution on stunting among children in Africa. Environmental Health 2022, 21: 128. PMID: 36503479, PMCID: PMC9743768, DOI: 10.1186/s12940-022-00943-y.Peer-Reviewed Original ResearchConceptsHeight-for-age z-scoreExposure to PM2.5Nationally representative anthropometric dataLower height-for-age z-scoreCritical windows of susceptibilityHeight-for-agePM2.5 concentrationsStatistically significant associationWealth quintileHealth outcomesPublic health crisisChildhood undernutritionImpact of air pollutionGlobal public health crisisWindow of susceptibilityEffect modifiersIncreased stuntingAnthropometric dataPM2.5 exposureChild malnutritionEvaluate associationsSignificant associationAged 5Household factorsZ-score
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
2016
Fine Particulates, Preterm Birth, and Membrane Rupture in Rochester, NY
Pereira G, Evans KA, Rich DQ, Bracken MB, Bell ML. Fine Particulates, Preterm Birth, and Membrane Rupture in Rochester, NY. Epidemiology 2016, 27: 66-73. PMID: 26247489, DOI: 10.1097/ede.0000000000000366.Peer-Reviewed Original ResearchConceptsPreterm birthPrelabor ruptureWhole pregnancyOdds ratioSame womenElevated PM2.5 exposureConditional logistic regressionFine particulate exposureIndividual-level confoundersThird trimesterFirst trimesterSecond trimesterPregnancyPM2.5 exposureTrimesterLogistic regressionParticulate exposureBirthLongitudinal studyLow exposureWomen comparisonsMembrane ruptureRuptureWomenExposure
2014
Fine particulate matter and risk of preterm birth and pre-labor rupture of membranes in Perth, Western Australia 1997–2007: A longitudinal study
Pereira G, Bell ML, Belanger K, de Klerk N. Fine particulate matter and risk of preterm birth and pre-labor rupture of membranes in Perth, Western Australia 1997–2007: A longitudinal study. Environment International 2014, 73: 143-149. PMID: 25118087, PMCID: PMC4259049, DOI: 10.1016/j.envint.2014.07.014.Peer-Reviewed Original ResearchConceptsPre-labour rupturePreterm birthOdds ratioSecond trimesterElevated PM2.5 exposureRisk of PROMCorresponding odds ratiosConditional logistic regressionLongitudinal studyFine particulate exposureWhole pregnancyRecent longitudinal studiesThird trimesterFirst trimesterSingleton birthsUS cohortAustralian cohortInsufficient evidencePM2.5 exposureTrimesterPregnancySame womenAustralia 1997Particulate exposureLogistic regression
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