2024
In-Hospital Delirium and Disability and Cognitive Impairment After COVID-19 Hospitalization
Kaushik R, McAvay G, Murphy T, Acampora D, Araujo K, Charpentier P, Chattopadhyay S, Geda M, Gill T, Kaminski T, Lee S, Li J, Cohen A, Hajduk A, Ferrante L. In-Hospital Delirium and Disability and Cognitive Impairment After COVID-19 Hospitalization. JAMA Network Open 2024, 7: e2419640. PMID: 38954414, PMCID: PMC11220565, DOI: 10.1001/jamanetworkopen.2024.19640.Peer-Reviewed Original ResearchConceptsIn-hospital deliriumChart-Based Delirium Identification InstrumentOlder adultsFunctional disabilityCOVID-19 hospitalizationCognitive impairmentCohort studyAssociated with increased functional disabilityHospitalized older adultsIncreased functional disabilityAssociation of deliriumPostdischarge follow-upRisk of deliriumTertiary care systemFollow-upPresence of cognitive impairmentProspective cohort studyLogistic regression modelsOlder survivorsCare systemIncreasing cognitive impairmentMain OutcomesCOVID-19Hospital dischargePrimary outcomeA Multimodal Video-Based AI Biomarker for Aortic Stenosis Development and Progression
Oikonomou E, Holste G, Yuan N, Coppi A, McNamara R, Haynes N, Vora A, Velazquez E, Li F, Menon V, Kapadia S, Gill T, Nadkarni G, Krumholz H, Wang Z, Ouyang D, Khera R. A Multimodal Video-Based AI Biomarker for Aortic Stenosis Development and Progression. JAMA Cardiology 2024, 9: 534-544. PMID: 38581644, PMCID: PMC10999005, DOI: 10.1001/jamacardio.2024.0595.Peer-Reviewed Original ResearchCardiac magnetic resonanceAortic valve replacementCardiac magnetic resonance imagingAV VmaxSevere ASAortic stenosisCohort studyPeak aortic valve velocityCohort study of patientsAortic valve velocityCohort of patientsTraditional cardiovascular risk factorsAssociated with faster progressionStudy of patientsCedars-Sinai Medical CenterAssociated with AS developmentCardiovascular risk factorsCardiovascular imaging modalitiesIndependent of ageModerate ASEjection fractionEchocardiographic studiesValve replacementRisk stratificationCardiac structureNational Estimates of Short- and Longer-Term Hospital Readmissions After Major Surgery Among Community-Living Older Adults
Wang Y, Leo-Summers L, Vander Wyk B, Davis-Plourde K, Gill T, Becher R. National Estimates of Short- and Longer-Term Hospital Readmissions After Major Surgery Among Community-Living Older Adults. JAMA Network Open 2024, 7: e240028. PMID: 38416499, PMCID: PMC10902728, DOI: 10.1001/jamanetworkopen.2024.0028.Peer-Reviewed Original ResearchConceptsCenters for Medicare & Medicaid ServicesFee-for-serviceMedicare Advantage beneficiariesHospital readmissionUS residentsNational Health and Aging Trends Study dataCommunity-living older adultsProspective longitudinal cohort studyCommunity-living participantsRate of hospital readmissionLikelihood of hospital readmissionPopulation-based estimatesNationally representative estimatesSex-adjusted modelsCommunity-livingData linkageGeriatric conditionsMedicaid ServicesOlder personsOlder adultsMain OutcomesNational estimatesRepresentative estimatesData analysisCohort study
2023
Associations Between Frailty and the Increased Risk of Adverse Outcomes Among 38,950 UK Biobank Participants With Prediabetes: Prospective Cohort Study
Cao X, Li X, Zhang J, Sun X, Yang G, Zhao Y, Li S, Hoogendijk E, Wang X, Zhu Y, Allore H, Gill T, Liu Z. Associations Between Frailty and the Increased Risk of Adverse Outcomes Among 38,950 UK Biobank Participants With Prediabetes: Prospective Cohort Study. JMIR Public Health And Surveillance 2023, 9: e45502. PMID: 37200070, PMCID: PMC10236284, DOI: 10.2196/45502.Peer-Reviewed Original ResearchConceptsMultiple adverse outcomesChronic kidney diseaseDiabetes-related microvascular diseaseAdverse outcomesCause mortalityCardiovascular diseaseMiddle-aged adultsUK Biobank participantsHigh riskMicrovascular diseaseEye diseaseIncident type 2 diabetes mellitusType 2 diabetes mellitusProportional hazards regression modelsBiobank participantsMultivariable-adjusted modelsProspective cohort studyHazards regression modelsNormal glucose metabolismDiabetes-related burdenDiabetes-related diseasesHealth care resourcesNonfrail counterpartsFrailty assessmentCohort studyPerformance of a modified fracture risk assessment tool for fragility fracture prediction among older veterans living with HIV
Womack J, Murphy T, Leo-Summers L, Kidwai-Khan F, Skanderson M, Gill T, Gulanski B, Rodriguez-Barradas M, Tien P, Yin M, Hsieh E. Performance of a modified fracture risk assessment tool for fragility fracture prediction among older veterans living with HIV. AIDS 2023, 37: 1399-1407. PMID: 37070536, PMCID: PMC10329997, DOI: 10.1097/qad.0000000000003566.Peer-Reviewed Original ResearchConceptsFracture Risk Assessment ToolMajor osteoporotic fractureRisk assessment toolCohort studyHip fractureOsteoporotic fracturesVeterans Aging Cohort StudyAging Cohort StudyMultivariable logistic regressionType of fractureRace/ethnicityAssessment toolGlucocorticoid useHIV cohortFragility fracturesPrevious fractureRheumatoid arthritisSmoking statusFracture riskModest discriminationOlder veteransLogistic regressionOccurrence of fracturesHIVAlcohol useAssessing the contributions of modifiable risk factors to serious falls and fragility fractures among older persons living with HIV
Womack J, Murphy T, Leo‐Summers L, Bates J, Jarad S, Gill T, Hsieh E, Rodriguez‐Barradas M, Tien P, Yin M, Brandt C, Justice A. Assessing the contributions of modifiable risk factors to serious falls and fragility fractures among older persons living with HIV. Journal Of The American Geriatrics Society 2023, 71: 1891-1901. PMID: 36912153, PMCID: PMC10258163, DOI: 10.1111/jgs.18304.Peer-Reviewed Original ResearchConceptsModifiable risk factorsFragility fracturesRisk factorsAlcohol use disorderSerious fallsPhysiologic frailtyAntiretroviral therapyOlder PWHUse disordersVeterans Aging Cohort StudyMeasures of multimorbidityAging Cohort StudyBody mass indexMultivariable logistic modelAverage attributable fractionSuccessful prevention programsKey risk factorsOpioid prescriptionsCohort studyMass indexModifiable factorsSixth decadeAttributable fractionElevated riskICD9 codesAssociation of frailty with the incidence risk of cardiovascular disease and type 2 diabetes mellitus in long-term cancer survivors: a prospective cohort study
Cao X, Yang Z, Li X, Chen C, Hoogendijk E, Zhang J, Yao N, Ma L, Zhang Y, Zhu Y, Zhang X, Du Y, Wang X, Wu X, Gill T, Liu Z. Association of frailty with the incidence risk of cardiovascular disease and type 2 diabetes mellitus in long-term cancer survivors: a prospective cohort study. BMC Medicine 2023, 21: 74. PMID: 36829175, PMCID: PMC9951842, DOI: 10.1186/s12916-023-02774-1.Peer-Reviewed Original ResearchConceptsLong-term cancer survivorsType 2 diabetes mellitusCancer survivorsCardiovascular diseaseIncidence riskDiabetes mellitusFrailty IndicatorCox proportional hazards regression modelRisk of CVDProportional hazards regression modelsNon-frail participantsSerious healthcare burdenIncident cardiovascular diseaseMultivariable-adjusted modelsProspective cohort studyAssociation of frailtyPrimary care dataHazards regression modelsTime of recruitmentQuality of lifeLater comorbidityIncident T2DMCohort studyFrailty phenotypeFrailty index
2021
Association Between Neighborhood Disadvantage and Functional Well-being in Community-Living Older Persons
Gill TM, Zang EX, Murphy TE, Leo-Summers L, Gahbauer EA, Festa N, Falvey JR, Han L. Association Between Neighborhood Disadvantage and Functional Well-being in Community-Living Older Persons. JAMA Internal Medicine 2021, 181: 1297-1304. PMID: 34424276, PMCID: PMC8383163, DOI: 10.1001/jamainternmed.2021.4260.Peer-Reviewed Original ResearchMeSH KeywordsActivities of Daily LivingAgedFemaleFunctional StatusHealthy Life ExpectancyHousing QualityHumansIndependent LivingLongitudinal StudiesMaleMental HealthNeighborhood CharacteristicsPrognosisPsychosocial FunctioningQuality of LifeSocial Determinants of HealthSocioeconomic FactorsUnited StatesConceptsProspective longitudinal cohort studyCommunity-living older personsAge 70 yearsActive life expectancyLongitudinal cohort studyOlder personsCohort studyPrognostic factorsLife expectancyArea deprivation index scoreCommunity-living personsPrecipitating Events ProjectDeprivation index scoreDisabled life expectancyAge 90 yearsArea Deprivation IndexPublic health initiativesPublic health interventionsNeighborhood disadvantageGreater percentageResource-poor environmentsIndividual-level socioeconomic characteristicsMean ageMAIN OUTCOMEDaily living
2018
Functional Trajectories Before and After Major Surgery in Older Adults
Stabenau HF, Becher RD, Gahbauer EA, Leo-Summers L, Allore HG, Gill TM. Functional Trajectories Before and After Major Surgery in Older Adults. Annals Of Surgery 2018, 268: 911-917. PMID: 29356710, PMCID: PMC6521949, DOI: 10.1097/sla.0000000000002659.Peer-Reviewed Original ResearchConceptsMajor surgeryNonelective surgeryFunctional trajectoriesSevere disabilityOlder adultsCourse of disabilityFirst major surgeryPersons 70 yearsProspective cohort studyCohort studyFunctional prognosisModerate disabilityPartial improvementSurgeryPremorbid functionOlder personsStudy periodAnalytic sampleLittle improvementRapid improvementTrajectory groupsMild disabilityMost participantsDisabilityGradual improvementDays Spent at Home in the Last Six Months of Life Among Community-Living Older Persons
Gill TM, Gahbauer EA, Leo-Summers L, Murphy TE, Han L. Days Spent at Home in the Last Six Months of Life Among Community-Living Older Persons. The American Journal Of Medicine 2018, 132: 234-239. PMID: 30447203, PMCID: PMC6349467, DOI: 10.1016/j.amjmed.2018.10.029.Peer-Reviewed Original ResearchConceptsCommunity-living older personsMonths of lifeOrgan failureOlder personsRace/ethnicityEnd of lifeImportant patient-centered outcomesCommunity-living personsPatient-centered outcomesOngoing cohort studyCohort studyAdvanced dementiaHospice facilityMedian numberDeath certificatesSudden deathNursing homesAnalytic sampleNumber of daysDeathDecedentsDaysMonthsAgeSex
2016
Restricting Symptoms Before and After Admission to Hospice
Cheraghlou S, Gahbauer EA, Leo-Summers L, Stabenau HF, Chaudhry SI, Gill TM. Restricting Symptoms Before and After Admission to Hospice. The American Journal Of Medicine 2016, 129: 754.e7-754.e15. PMID: 26968471, PMCID: PMC4914433, DOI: 10.1016/j.amjmed.2016.02.017.Peer-Reviewed Original ResearchMeSH KeywordsActivities of Daily LivingAgedAged, 80 and overChest PainCognitive DysfunctionCohort StudiesDepressionDiarrheaDizzinessDyspneaEdemaFatigueFemaleHospice CareHospicesHumansIndependent LivingLongitudinal StudiesMaleMemory DisordersMuscle WeaknessMusculoskeletal PainNauseaPatient AdmissionPrevalenceProspective StudiesSleep Wake DisordersUnited StatesUrologic DiseasesVision DisordersVomitingConceptsHospice admissionEnd of lifeDistressing symptomsMean numberCommunity-dwelling older personsMonthly telephone interviewsOngoing cohort studyMonths of lifeEffect of hospiceHospice treatmentAdmission diagnosisEarly referralMedian durationCohort studySymptom prevalenceSuch symptomsSymptom increasesAdmissionPsychological symptomsSymptomsOlder personsRestricted activityHospiceTelephone interviewsPrevalence
2015
The role of intervening hospital admissions on trajectories of disability in the last year of life: prospective cohort study of older people
Gill TM, Gahbauer EA, Han L, Allore HG. The role of intervening hospital admissions on trajectories of disability in the last year of life: prospective cohort study of older people. The BMJ 2015, 350: h2361. PMID: 25995357, PMCID: PMC4443433, DOI: 10.1136/bmj.h2361.Peer-Reviewed Original ResearchMeSH KeywordsActivities of Daily LivingAgedCohort StudiesConnecticutDementiaDisability EvaluationDisabled PersonsDisease ProgressionFemaleFrail ElderlyGeriatric AssessmentHospitalizationHumansMaleMultiple Organ FailureNeoplasmsPrognosisProspective StudiesSeverity of Illness IndexTerminal CareUnited StatesConceptsCourse of disabilityProspective cohort studyHospital admissionTrajectories of disabilitySeverity of disabilityCatastrophic disabilitySevere disabilityCohort studyAcute hospital admissionPalliative care approachMultiple hospital admissionsAdvance care planningPersonal care needsEnd of lifeDisability scoresOlder patientsPotential confoundersOccurrence of admissionMultivariable modelCare planningMAIN OUTCOMECare approachDaily livingCare needsAdmissionFunctional Trajectories Among Older Persons Before and After Critical Illness
Ferrante LE, Pisani MA, Murphy TE, Gahbauer EA, Leo-Summers LS, Gill TM. Functional Trajectories Among Older Persons Before and After Critical Illness. JAMA Internal Medicine 2015, 175: 523-529. PMID: 25665067, PMCID: PMC4467795, DOI: 10.1001/jamainternmed.2014.7889.Peer-Reviewed Original ResearchConceptsIntensive care unitLong-term mortalityCritical illnessICU admissionModerate disabilityOlder personsMinimal disabilitySevere disabilityFunctional trajectoriesFunctional declineEarly deathProspective cohort studyDay of admissionPersons 70 yearsGoals of careRisk of deathShort-term mortalityGreater New HavenSignificant functional declineICU lengthCohort studyHospital dischargePremorbid disabilityCare unitMechanical ventilation
2012
Risk factors and precipitants of long-term disability in community mobility: a cohort study of older persons.
Gill TM, Gahbauer EA, Murphy TE, Han L, Allore HG. Risk factors and precipitants of long-term disability in community mobility: a cohort study of older persons. Annals Of Internal Medicine 2012, 156: 131-40. PMID: 22250144, PMCID: PMC3278794, DOI: 10.7326/0003-4819-156-2-201201170-00009.Peer-Reviewed Original ResearchConceptsLong-term disabilityRisk factorsOlder personsCohort studyCommunity mobilityShort Physical Performance BatteryMultivariate hazard ratiosProspective cohort studyPhysical Performance BatteryMultiple risk factorsCandidate risk factorsSpecific risk factorsNational InstituteLong-term mobility disabilityHazard ratioAbsolute riskPerformance BatteryPotential precipitantsMobility disabilityRestricted activityOlder ageObserved associationsInitial onsetStrong associationQuarter mile
2010
Change in Disability After Hospitalization or Restricted Activity in Older Persons
Gill TM, Allore HG, Gahbauer EA, Murphy TE. Change in Disability After Hospitalization or Restricted Activity in Older Persons. JAMA 2010, 304: 1919-1928. PMID: 21045098, PMCID: PMC3124926, DOI: 10.1001/jama.2010.1568.Peer-Reviewed Original ResearchConceptsHazard ratioPhysical frailtySevere disabilityOlder personsMild disabilityMultivariable hazard ratiosProspective cohort studyCommunity-living personsFall-related injuriesGreater New HavenState of disabilityLikelihood of recoveryCohort studyAbsolute riskFrail individualsHospitalizationDaily livingNonfrail individualsRestricted activityInjuryTelephone interviewsFrailtyIllnessMonthsDisability
2004
Hospitalization, Restricted Activity, and the Development of Disability Among Older Persons
Gill TM, Allore HG, Holford TR, Guo Z. Hospitalization, Restricted Activity, and the Development of Disability Among Older Persons. JAMA 2004, 292: 2115-2124. PMID: 15523072, DOI: 10.1001/jama.292.17.2115.Peer-Reviewed Original ResearchConceptsDevelopment of disabilityPhysical frailtyRestricted activityDaily livingOlder personsProspective cohort studyMonthly telephone interviewsMonths of hospitalizationPopulation attributable fractionGreater New HavenPrevention of disabilityOccurrence of disabilityCohort studyFrail participantsHospital admissionNonfrail participantsMultivariable hazardMAIN OUTCOMEDisabling processHospitalizationTelephone interviewsDisability onsetGeneral communityOlder adultsFrailtyRecovery From Disability Among Community-Dwelling Older Persons
Hardy SE, Gill TM. Recovery From Disability Among Community-Dwelling Older Persons. JAMA 2004, 291: 1596-1602. PMID: 15069047, DOI: 10.1001/jama.291.13.1596.Peer-Reviewed Original ResearchConceptsOlder personsADL functionCommunity-dwelling older personsProspective cohort studyMonthly telephone interviewsCommunity-dwelling personsHigh-risk groupDuration of disabilityDuration of recoveryCourse of recoveryLikelihood of recoveryDisability episodeCohort studyMajority of participantsTrue incidenceChronic conditionsPhysical frailtyDaily livingDemographic featuresCognitive functionTelephone interviewsMonthsMonthly assessmentsPertinent subgroupsDisability
2001
Restricted activity among community-living older persons: incidence, precipitants, and health care utilization.
Gill T, Desai M, Gahbauer E, Holford T, Williams C. Restricted activity among community-living older persons: incidence, precipitants, and health care utilization. Annals Of Internal Medicine 2001, 135: 313-21. PMID: 11529694, DOI: 10.7326/0003-4819-135-5-200109040-00007.Peer-Reviewed Original ResearchConceptsCommunity-living older personsHealth care utilizationCare utilizationRestricted activityOlder personsProspective cohort studyEmergency department visitsMonthly telephone interviewsPhysician office visitsLarge health planYears of ageHealth-related problemsCohort studyDepartment visitsHospital admissionOffice visitsFunctional statusMedical attentionHigh riskHealth plansTelephone interviewsMonthsConsecutive monthsEpisodesDisabilityScreening Mammography: Is It Suitably Targeted to Older Women Who are Most Likely to Benefit?
Scinto J, Gill T, Grady J, Holmboe E. Screening Mammography: Is It Suitably Targeted to Older Women Who are Most Likely to Benefit? Journal Of The American Geriatrics Society 2001, 49: 1101-1104. PMID: 11555074, DOI: 10.1046/j.1532-5415.2001.49216.x.Peer-Reviewed Original ResearchConceptsOlder womenPrognostic groupsPrognostic stageMammography useCommunity-dwelling older womenFavorable prognostic groupFive-year mortalityProspective cohort studyWorst prognostic groupMammography use ratesCause mortalityCohort studyElderly ProgramEpidemiologic studiesNew Haven CountyMedicare Part BScreening mammographyWomenMortalityMortality indexMammographyUse ratesNew HavenMammogramsPart B
2000
Environmental Hazards and the Risk of Nonsyncopal Falls in the Homes of Community-Living Older Persons
Gill T, Williams C, Tinetti M. Environmental Hazards and the Risk of Nonsyncopal Falls in the Homes of Community-Living Older Persons. Medical Care 2000, 38: 1174-1183. PMID: 11186296, DOI: 10.1097/00005650-200012000-00004.Peer-Reviewed Original ResearchConceptsNonsyncopal fallsOlder personsCommunity-living older personsProspective cohort studyBalance/gaitYears of ageFall calendarsCohort studyResearch nursesRoom assessmentFall preventionRelative riskSlip hazardsConsistent associationNumber of participantsRiskFace validityPhone callsHigh face validityProbability sampleAgeAssociationFallYearsStandard instruments