2025
Exposure to School Racial Segregation and Late-Life Cognitive Outcomes
Lin Z, Wang Y, Gill T, Chen X. Exposure to School Racial Segregation and Late-Life Cognitive Outcomes. JAMA Network Open 2025, 8: e2452713. PMID: 39752159, PMCID: PMC11699536, DOI: 10.1001/jamanetworkopen.2024.52713.Peer-Reviewed Original ResearchConceptsCross-sectional studyCognitive scoresOlder adultsTelephone Interview for Cognitive StatusBlack participantsLate-life cognitive outcomesWhite participantsSchool racial segregationCognitive impairmentHealth and Retirement StudyNon-Hispanic whitePrevalence of cognitive impairmentAssociated with late-life cognitionEducational attainmentUS older adultsLikelihood of cognitive impairmentNon-Hispanic blacksLate-life cognitionCognitive outcomesNationally Representative SampleLater-life cognitionMultilevel regression analysisStudy of BlackDementia occurrenceHealth inequalities
2024
Early-Life Circumstances and Racial Disparities in Cognition Among Older Adults in the US
Lin Z, Ye J, Allore H, Gill T, Chen X. Early-Life Circumstances and Racial Disparities in Cognition Among Older Adults in the US. JAMA Internal Medicine 2024, 184: 904-914. PMID: 38805197, PMCID: PMC11134283, DOI: 10.1001/jamainternmed.2024.1132.Peer-Reviewed Original ResearchEarly-life circumstancesLate-life cognitionRacial disparitiesCross-sectional studyBlack participantsWhite participantsCognitive scoresCognitive impairmentRacial differencesTelephone Interview for Cognitive StatusHealth and Retirement StudyAssociated with racial disparitiesPromote health equityPrevalence of cognitive impairmentIntervention of cognitive impairmentNon-Hispanic blacksSurvey of US adultsNon-Hispanic whitesReduce racial disparitiesPrimary explanatory variableSubstantial racial differencesHealth equityRetirement StudyOlder adultsUS adultsAssociation between experiencing low healthcare quality and developing dementia
Aravena J, Chen X, Levy B. Association between experiencing low healthcare quality and developing dementia. Journal Of The American Geriatrics Society 2024, 72: 2126-2132. PMID: 38415796, PMCID: PMC11226361, DOI: 10.1111/jgs.18842.Peer-Reviewed Original ResearchAssociated with increased dementia riskHealthcare qualityDementia riskHealthcare discriminationAssociated with greater dementia riskHazard ratioHealth and Retirement StudyDeterminants of dementiaCases of dementiaDementia prevalenceReducing dementiaPhysician diagnosisRetirement StudyHealthcare servicesOlder personsOlder adultsSocioeconomic factorsDementiaHealthcareImplement structural changesCognitive scoresCox regressionParticipantsHealthIndividual-level behavior
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