2024
Short-term effects of wildfire-specific fine particulate matter and its carbonaceous components on perinatal outcomes: A multicentre cohort study in New South Wales, Australia
Nyadanu S, Foo D, Pereira G, Mickley L, Feng X, Bell M. Short-term effects of wildfire-specific fine particulate matter and its carbonaceous components on perinatal outcomes: A multicentre cohort study in New South Wales, Australia. Environment International 2024, 191: 109007. PMID: 39278048, DOI: 10.1016/j.envint.2024.109007.Peer-Reviewed Original ResearchConceptsAdjusted hazard ratiosLow 5-min Apgar scoreCarbonaceous componentsPerinatal outcomesOrganic carbonNew South WalesNonvertex presentationCaesarean sectionPositive associationApgar scorePreterm birthBlack carbon componentsShort-term effectsLow socioeconomic statusSouth WalesAdverse perinatal outcomesMulticentre cohort studyWildfire seasonBenefit public healthCox regression modelsIntensive care unitSingleton birthsBlack carbonSocioeconomic statusGestational weeksLong-term exposure to PM2.5 and mortality in a national cohort in South Korea: effect modification by community deprivation, medical infrastructure, and greenness
Byun G, Kim S, Choi Y, Kim A, Team A, Lee J, Bell M. Long-term exposure to PM2.5 and mortality in a national cohort in South Korea: effect modification by community deprivation, medical infrastructure, and greenness. BMC Public Health 2024, 24: 1266. PMID: 38720292, PMCID: PMC11080206, DOI: 10.1186/s12889-024-18752-y.Peer-Reviewed Original ResearchConceptsLong-term exposure to PM2.5Exposure to PM2.5Respiratory mortalityCirculatory mortalityEffect of long-term exposure to PM2.5National Health Insurance Service-National Sample CohortLong-term PM2.5 exposureAssociated with respiratory mortalityReduce health disparitiesMedical infrastructureNon-accidentalCommunity-level deprivationCommunity-level factorsCommunity-level characteristicsPotential modifying effectPublic health outcomesNationwide cohort studyIncreased mortality riskCox proportional-hazards modelDeprivation indexHealth disparitiesCommunity deprivationHigh deprivationHealth outcomesEffect modification
2023
Air Pollution and Acute Kidney Injury in the U.S. Medicare Population: A Longitudinal Cohort Study
Lee W, Wu X, Heo S, Kim J, Fong K, Son J, Sabath M, Trisovic A, Braun D, Park J, Kim Y, Lee J, Schwartz J, Kim H, Dominici F, Al-Aly Z, Bell M. Air Pollution and Acute Kidney Injury in the U.S. Medicare Population: A Longitudinal Cohort Study. Environmental Health Perspectives 2023, 131: 047008. PMID: 37036790, PMCID: PMC10084931, DOI: 10.1289/ehp10729.Peer-Reviewed Original ResearchConceptsAcute kidney injuryFirst hospital admissionLongitudinal cohort studyHospital admissionKidney injuryCohort studyHazard ratioPopulation-based longitudinal cohort studyU.S. Medicare populationYears of ageAir pollution exposureNationwide Medicare dataPublic health policyCurrent National Ambient Air Quality StandardHealth care expendituresKidney functionDisease burdenMedicare populationMedicare dataLong-term exposureAdmissionPollution exposureHealth policyCare expendituresEffect estimatesAssociations between greenness and kidney disease in Massachusetts: The US Medicare longitudinal cohort study
Lee W, Heo S, Stewart R, Wu X, Fong K, Son J, Sabath B, Braun D, Park J, Kim Y, Lee J, Schwartz J, Kim H, Dominici F, Bell M. Associations between greenness and kidney disease in Massachusetts: The US Medicare longitudinal cohort study. Environment International 2023, 173: 107844. PMID: 36841189, DOI: 10.1016/j.envint.2023.107844.Peer-Reviewed Original ResearchConceptsAcute kidney injuryChronic kidney diseaseFirst hospital admissionKidney diseaseResidential greennessHospital admissionCohort studyHazard ratioLongitudinal population-based cohort studyMedicare Part A beneficiariesPopulation-based cohort studyReduced kidney functionLongitudinal cohort studyZip codesResidential zip codeKidney injuryKidney functionKidney patientsLower riskOverall populationWhite beneficiariesDiseaseAdmissionHealth benefitsAssociation
2019
Effect of statins on the association between high temperature and all-cause mortality in a socioeconomically disadvantaged population: a cohort study
Nam Y, Bilker W, Leonard C, Bell M, Alexander L, Hennessy S. Effect of statins on the association between high temperature and all-cause mortality in a socioeconomically disadvantaged population: a cohort study. Scientific Reports 2019, 9: 4685. PMID: 30886182, PMCID: PMC6423125, DOI: 10.1038/s41598-019-41109-0.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAgedAged, 80 and overCohort StudiesFemaleFeverHot TemperatureHumansHydroxymethylglutaryl-CoA Reductase InhibitorsHypercholesterolemiaInsurance Claim ReviewMaleMedicareMiddle AgedMortalityOdds RatioPropensity ScoreRecommended Dietary AllowancesSocioeconomic FactorsUnited StatesVulnerable PopulationsYoung AdultConceptsAll-cause mortalityIncidence rates of all-cause mortalitySocioeconomically disadvantaged adultsSocioeconomically disadvantaged populationsStatin useOdds ratio of mortalityRatio of mortalityRates of all-cause mortalityMedicare claimsDisadvantaged adultsDisadvantaged populationsDual enrolleesClaims dataOdds ratioIncidence rateAdministration of statinsElevated serum cholesterolEffects of statinsScore-matched cohortMedicaid programStatin usersUS Medicaid program
2018
Residential mobility during pregnancy in Urban Gansu, China
Tang Z, Zhang H, Bai H, Chen Y, Zhao N, Zhou M, Cui H, Lerro C, Lin X, Lv L, Zhang C, Zhang H, Xu R, Zhu D, Dang Y, Han X, Xu X, Lin R, Yao T, Su J, Ma B, Liu X, Wang Y, Wang W, Liu S, Luo J, Huang H, Liang J, Jiang M, Qiu W, Bell ML, Qiu J, Liu Q, Zhang Y. Residential mobility during pregnancy in Urban Gansu, China. Health & Place 2018, 53: 258-263. PMID: 30196043, PMCID: PMC6556377, DOI: 10.1016/j.healthplace.2018.08.021.Peer-Reviewed Original ResearchConceptsBirth outcomesMaternal complicationsPregnant womenLow birth weightAdverse birth outcomesEnvironmental exposuresBirth cohort studyMultivariate logistic regressionTime of deliveryCohort studyPreterm birthThird trimesterBirth weightMaternal characteristicsMaternal residencePregnancyLogistic regressionComplicationsExposure misclassificationAsian populationsLower likelihoodBirth defectsDisease associationsOutcomesExposureResidential mobility of pregnant women and implications for assessment of spatially-varying environmental exposures
Bell ML, Banerjee G, Pereira G. Residential mobility of pregnant women and implications for assessment of spatially-varying environmental exposures. Journal Of Exposure Science & Environmental Epidemiology 2018, 28: 470-480. PMID: 29511287, DOI: 10.1038/s41370-018-0026-0.Peer-Reviewed Original ResearchEffects of prenatal exposure to ambient air pollutant PM10 on ultrasound-measured fetal growth
Zhao N, Qiu J, Ma S, Zhang Y, Lin X, Tang Z, Zhang H, Huang H, Ma N, Huang Y, Bell ML, Liu Q, Zhang Y. Effects of prenatal exposure to ambient air pollutant PM10 on ultrasound-measured fetal growth. International Journal Of Epidemiology 2018, 47: 1072-1081. PMID: 29529195, PMCID: PMC6124630, DOI: 10.1093/ije/dyy019.Peer-Reviewed Original ResearchConceptsAbnormal fetal growthFetal growthPrenatal exposurePM10 exposureBiparietal diameterFemur lengthAbdominal circumferenceHead circumferenceImportant public health implicationsPost-natal consequencesFetal growth parametersBirth cohort studyLimited epidemiological studiesPublic health implicationsCohort studyPregnant womenUltrasound examinationFetal overgrowthM3 increaseEpidemiological studiesExposure windowsMixed-effects modellingHigh levelsAmbient particulate matterUltrasound measurements
2017
Investigating the Impact of Maternal Residential Mobility on Identifying Critical Windows of Susceptibility to Ambient Air Pollution During Pregnancy
Warren JL, Son JY, Pereira G, Leaderer BP, Bell ML. Investigating the Impact of Maternal Residential Mobility on Identifying Critical Windows of Susceptibility to Ambient Air Pollution During Pregnancy. American Journal Of Epidemiology 2017, 187: 992-1000. PMID: 29053768, PMCID: PMC5928458, DOI: 10.1093/aje/kwx335.Peer-Reviewed Original ResearchConceptsLow birth weightTerm low birth weightMaternal residential mobilityBirth weightCritical windowBirth cohortWeekly exposurePregnancy week 16Adverse birth outcomesWindow of susceptibilityAmbient air pollutionPregnancy windowsBirth outcomesWeek 16Mother's residencePM10 exposurePregnancyResidential addressesExposure misclassificationDisease developmentCohortAir pollutionExposureAerodynamic diameterPossible mechanismIs ambient temperature associated with risk of infant mortality? A multi-city study in Korea
Son JY, Lee JT, Bell ML. Is ambient temperature associated with risk of infant mortality? A multi-city study in Korea. Environmental Research 2017, 158: 748-752. PMID: 28750343, DOI: 10.1016/j.envres.2017.07.034.Peer-Reviewed Original ResearchConceptsOverall hazard ratioHazard ratioInfant mortalityExtended Cox proportional hazardsRisk of mortalityCox proportional hazardsCause of deathCause deathTime-dependent covariatesMaternal characteristicsStratified analysisTotal deathsMother's ageBirth cohortDeath recordsProportional hazardsMortalityDeathPositive associationRiskExposure periodMonthsBirthAgeLimited studies
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
2014
Ambient air pollutant PM10 and risk of preterm birth in Lanzhou, China
Zhao N, Qiu J, Zhang Y, He X, Zhou M, Li M, Xu X, Cui H, Lv L, Lin X, Zhang C, Zhang H, Xu R, Zhu D, Lin R, Yao T, Su J, Dang Y, Han X, Zhang H, Bai H, Chen Y, Tang Z, Wang W, Wang Y, Liu X, Ma B, Liu S, Qiu W, Huang H, Liang J, Chen Q, Jiang M, Ma S, Jin L, Holford T, Leaderer B, Bell ML, Liu Q, Zhang Y. Ambient air pollutant PM10 and risk of preterm birth in Lanzhou, China. Environment International 2014, 76: 71-77. PMID: 25553395, PMCID: PMC4526148, DOI: 10.1016/j.envint.2014.12.009.Peer-Reviewed Original ResearchConceptsPreterm birthEntire pregnancyClinical subtypesUnconditional logistic regression modelingVery preterm birthSingleton live birthsBirth cohort studyLimited epidemiologic studiesMonths of pregnancyExposure time windowsLogistic regression modelingHigh-level exposureHealth policy makersHigh exposure levelsLast 6weeksCohort studyVery pretermRisk factorsLive birthsPM10 exposureEpidemiologic studiesAir pollution levelsPregnancyLevel exposureExposure levels