2025
Incidence of Frailty, Dementia, and Disability Among Community‐Living Older Americans According to County‐Level Disadvantage
Wang Y, Zang E, Davis‐Plourde K, Vander Wyk B, Gill T, Becher R. Incidence of Frailty, Dementia, and Disability Among Community‐Living Older Americans According to County‐Level Disadvantage. Journal Of The American Geriatrics Society 2025, 73: 1847-1856. PMID: 40196885, PMCID: PMC12213133, DOI: 10.1111/jgs.19465.Peer-Reviewed Original ResearchConceptsNational Health and Aging Trends StudyActivities of daily living disabilityActivities of daily livingIncidence of frailtySocial determinants of healthOlder personsOlder AmericansContextual disadvantageAge- and sex-adjusted HRDisadvantaged countiesDeterminants of healthSex-adjusted HRNationally representative longitudinal studyRepresentative longitudinal studyCommunity-livingDaily livingClinically Meaningful OutcomesTrends StudyGeriatric conditionsNo prior studiesNational incidenceIncidence rateDementiaFrailtyCounty-levelAbsence of care among community-dwelling older adults with dementia and functional limitations
Lin Z, Qian Y, Gill T, Hou X, Allore H, Chen S, Chen X. Absence of care among community-dwelling older adults with dementia and functional limitations. Nature Aging 2025, 5: 548-557. PMID: 40097773, PMCID: PMC12003173, DOI: 10.1038/s43587-025-00836-y.Peer-Reviewed Original ResearchConceptsActivities of daily livingFormal careDaily livingFunctional limitationsInstrumental activitiesInstrumental activities of daily living limitationsActivities of daily living limitationsInstrumental activities of daily livingLongitudinal survey dataCommunity-dwelling older adultsDaily living limitationsRegional development levelAbsence of careCare availabilityCare gapsSurvey dataCare servicesOlder adultsAdequate careEuropean countriesCareVulnerable populationsDevelopment levelInformation supportDementiaBidirectional relationship between epigenetic age and stroke, dementia, and late-life depression
Rivier C, Szejko N, Renedo D, Clocchiatti-Tuozzo S, Huo S, de Havenon A, Zhao H, Gill T, Sheth K, Falcone G. Bidirectional relationship between epigenetic age and stroke, dementia, and late-life depression. Nature Communications 2025, 16: 1261. PMID: 39893209, PMCID: PMC11787333, DOI: 10.1038/s41467-024-54721-0.Peer-Reviewed Original ResearchThis study shows a bidirectional link between accelerated epigenetic aging and brain health events like stroke, dementia, and depression, supporting new prevention strategies for aging-related conditions.
2024
APOE epsilon variants and composite risk of dementia, disability, and death in the health and retirement study
Clocchiatti‐Tuozzo S, Szejko N, Rivier C, Renedo D, Huo S, Sheth K, Gill T, Falcone G. APOE epsilon variants and composite risk of dementia, disability, and death in the health and retirement study. Journal Of The American Geriatrics Society 2024, 72: 2989-2999. PMID: 38946154, PMCID: PMC11461103, DOI: 10.1111/jgs.19043.Peer-Reviewed Original ResearchRisk of dementiaOutcome of dementiaAssociated with lower riskOlder adultsRetirement StudySecondary analysisEffects of tested interventionsHealth and Retirement StudyClinical trials of older adultsApo E4Composite outcomePrimary analysisHigh riskLow riskCox proportional hazards modelsProportional hazards modelMultivariate Cox proportional hazards modelDementiaAPOE genotypeClinical trialsHazards modelDisabilityParticipantsFunctional outcomesHeart diseaseThe dementia care study (D‐CARE): Recruitment strategies and demographic characteristics of participants in a pragmatic randomized trial of dementia care
Yang M, Samper‐Ternent R, Volpi E, Green A, Lichtenstein M, Araujo K, Borek P, Charpentier P, Dziura J, Gill T, Galloway R, Greene E, Lenoir K, Peduzzi P, Meng C, Reese J, Shelton A, Skokos E, Summapund J, Unger E, Reuben D, Williamson J, Stevens A. The dementia care study (D‐CARE): Recruitment strategies and demographic characteristics of participants in a pragmatic randomized trial of dementia care. Alzheimer's & Dementia 2024, 20: 2575-2588. PMID: 38358084, PMCID: PMC11032530, DOI: 10.1002/alz.13698.Peer-Reviewed Original ResearchElectronic health recordsPragmatic clinical trialsRecruitment strategiesDementia careApproaches to dementia careDementia care studiesCommunity-dwelling dyadsDyads of personsDiagnosis of dementiaHealth system patientsDemographic characteristics of participantsPragmatic Randomized TrialCharacteristics of participantsPragmatic research studiesFamily caregiversHealth recordsHealth systemCare studiesPLWDSystem patientsDemographic characteristicsD-CAREDementiaCaregiversClinical trial sites
2021
Caregiving Patterns and Their Association with Caregiving Burden and Gains
Ali T, McAvay G, Monin J, Gill T. Caregiving Patterns and Their Association with Caregiving Burden and Gains. Innovation In Aging 2021, 5: 1004-1004. PMCID: PMC8969481, DOI: 10.1093/geroni/igab046.3567.Peer-Reviewed Original ResearchDementia careHealth equityAfrican AmericansCosts associated with dementiaAssociated with caregiver burdenImpact of dementiaPrevalence of dementiaHealth services researchNon-Hispanic whitesLong-term careCommunity-based organizationsEthnically diverse communitiesCaregiver burdenDementia preventionReduce disparitiesHealth systemServices researchAbstract DementiaCaregiving patternsDementiaHealth-careLong-standing inequitiesCareInequitable impactsHealth
2010
Trajectories of Disability in the Last Year of Life
Gill TM, Gahbauer EA, Han L, Allore HG. Trajectories of Disability in the Last Year of Life. New England Journal Of Medicine 2010, 362: 1173-1180. PMID: 20357280, PMCID: PMC2877372, DOI: 10.1056/nejmoa0909087.Peer-Reviewed Original ResearchConceptsCourse of disabilityDisability trajectoriesOrgan failureAdvanced dementiaSudden deathOlder personsSevere disabilityCommunity-dwelling older personsTrajectories of disabilityLevel of disabilityCatastrophic disabilityEnd of lifeProgressive disabilityFunctional statusDeath certificatesCommon conditionBaseline assessmentPredominant trajectoriesMonthly interviewsDeathDisabilityLongitudinal studyDementiaFrailtyDecedents
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