2024
Heat and hospital admission via the emergency department for people with intellectual disability, autism, and mental disorders in South Korea: a nationwide, time-stratified, case-crossover study
Park J, Kim A, Bell M, Kim H, Lee W. Heat and hospital admission via the emergency department for people with intellectual disability, autism, and mental disorders in South Korea: a nationwide, time-stratified, case-crossover study. The Lancet Psychiatry 2024, 11: 359-367. PMID: 38631786, DOI: 10.1016/s2215-0366(24)00067-1.Peer-Reviewed Original ResearchConceptsIntellectual disabilityMental disordersMental illnessIdentified intellectual disabilityControl group of peopleExperience of mental illnessAutismICD-10DisordersDisabilitySouth KoreaIllnessIndividualsNational Health Insurance databaseGroup of peopleIncome groupsLow-income statusRural areasAdaptation policiesPeopleFemale individualsControl groupKorean translationED admissionEmergency departmentAssociation between heat and hospital admissions in people with disabilities in South Korea: a nationwide, case-crossover study
Park J, Kim A, Kim Y, Choi M, Yoon T, Kang C, Kang H, Oh J, Bell M, Kim H, Lee W. Association between heat and hospital admissions in people with disabilities in South Korea: a nationwide, case-crossover study. The Lancet Planetary Health 2024, 8: e217-e224. PMID: 38580423, DOI: 10.1016/s2542-5196(24)00027-5.Peer-Reviewed Original ResearchMeSH KeywordsCross-Over StudiesDisabled PersonsFemaleHospitalsHot TemperatureHumansMaleNervous System DiseasesRepublic of KoreaConceptsEmergency department admissionsBrain lesion disordersCase-crossover studyPhysical disabilityOdds ratioCase-crossover designSample Cohort databaseConditional logistic regressionAssociated with increased riskExcess medical costsNon-disabled populationSevere physical disabilitiesHearing lossEnvironmental heat exposureCohort databaseHospital admissionMental disordersLogistic regressionMedical costsDisabilityAdmissionAction planHigh heat risksKorean Ministry of EducationNational Research Foundation
2023
Cause-specific accidental deaths and burdens related to ambient heat in a warming climate: A nationwide study of China
He C, Yin P, Chen R, Gao Y, Liu W, Schneider A, Bell M, Kan H, Zhou M. Cause-specific accidental deaths and burdens related to ambient heat in a warming climate: A nationwide study of China. Environment International 2023, 180: 108231. PMID: 37778287, DOI: 10.1016/j.envint.2023.108231.Peer-Reviewed Original ResearchConceptsAccidental deathHigh riskNationwide studyDeath recordsCase-crossover study designRisk of deathYounger age groupsUnintentional injuriesMortality burdenMain subtypesAge groupsStudy designYoung populationHealth effectsYoung individualsVulnerable populationsDeathDifferent causesRiskMortalitySubtypesEffects of heat waves on cardiovascular and respiratory mortality in Rio de Janeiro, Brazil
Silveira I, Cortes T, Bell M, Junger W. Effects of heat waves on cardiovascular and respiratory mortality in Rio de Janeiro, Brazil. PLOS ONE 2023, 18: e0283899. PMID: 37000782, PMCID: PMC10065291, DOI: 10.1371/journal.pone.0283899.Peer-Reviewed Original ResearchMeSH KeywordsAgedBrazilCardiovascular DiseasesCross-Over StudiesFemaleHot TemperatureHumansMortalityRespiratory Tract DiseasesTemperatureConceptsRespiratory mortalityOdds ratioDistributed lag non-linear modelCardiovascular mortalityIndividual-level exposuresHeat wave intensityCase-crossover studyConditional logistic regressionMunicipal Health DepartmentHeat wavesEffects of heat wavesHealth impacts of heat wavesHealth departmentsHealth resourcesDeath dataOlder peopleLow-incomeEffect estimatesOlder womenDefinition of heat wavesLogistic regressionEpidemiological evidenceMorbidity outcomesHeat wave daysHealth impactsShort-term association between ambient air pollution and cardio-respiratory mortality in Rio de Janeiro, Brazil
Cortes T, Silveira I, de Oliveira B, Bell M, Junger W. Short-term association between ambient air pollution and cardio-respiratory mortality in Rio de Janeiro, Brazil. PLOS ONE 2023, 18: e0281499. PMID: 36795640, PMCID: PMC9934392, DOI: 10.1371/journal.pone.0281499.Peer-Reviewed Original ResearchConceptsAmbient air pollutionCardio-respiratory mortalityShort-term associationsAir pollutionRespiratory mortalityExposure to particulate matter <Individual-level mortality dataOdds ratioIndividual exposure to air pollutionExposure to air pollutionCase-crossover study designHealth risk estimatesConditional logistic regression modelsConfidence intervalsEvaluation of public healthParticulate matter <Inverse distance weighting methodExposure assessment methodsIndividual-level dataDistributed lag non-linear modelLogistic regression modelsDistance weighting methodPM10 exposurePollution exposureRio de Janeiro
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 ResearchMeSH KeywordsAir PollutantsAir PollutionCoroners and Medical ExaminersCOVID-19Cross-Over StudiesEnvironmental ExposureHumansParticulate MatterRegistriesConceptsCOVID-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 studiesMortalityHourly Air Pollutants and Acute Coronary Syndrome Onset in 1.29 Million Patients
Chen R, Jiang Y, Hu J, Chen H, Li H, Meng X, Ji J, Gao Y, Wang W, Liu C, Fang W, Yan H, Chen J, Wang W, Xiang D, Su X, Yu B, Wang Y, Xu Y, Wang L, Li C, Chen Y, Bell M, Cohen A, Ge J, Huo Y, Kan H. Hourly Air Pollutants and Acute Coronary Syndrome Onset in 1.29 Million Patients. Circulation 2022, 145: 1749-1760. PMID: 35450432, DOI: 10.1161/circulationaha.121.057179.Peer-Reviewed Original ResearchConceptsAir pollutionParticulate matterAir pollutants PM<sub>2.5</sub>, PConcentrations of PM<sub>2.5</sub>Short-term exposure to ambient air pollutionWorld Health Organization air quality guidelinesHourly concentrations of fine particulate matterConcentrations of fine particulate matterExposure to ambient air pollutionAir quality guidelinesCoarse particulate matterFine particulate matterCriteria air pollutantsAmbient air pollutionHourly air pollutionInterquartile range increaseQuality guidelinesHourly concentrationsAcute coronary syndromeCase-crossover studySORange increaseNitrogen dioxidePollutionSulfur dioxide
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
2008
Vulnerability to heat-related mortality in Latin America: a case-crossover study in São Paulo, Brazil, Santiago, Chile and Mexico City, Mexico
Bell ML, O’Neill M, Ranjit N, Borja-Aburto VH, Cifuentes LA, Gouveia NC. Vulnerability to heat-related mortality in Latin America: a case-crossover study in São Paulo, Brazil, Santiago, Chile and Mexico City, Mexico. International Journal Of Epidemiology 2008, 37: 796-804. PMID: 18511489, PMCID: PMC2734062, DOI: 10.1093/ije/dyn094.Peer-Reviewed Original Research