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 outcome
2022
Rationale, Design, and Characteristics of the VALIANT (COVID‐19 in Older Adults: A Longitudinal Assessment) Cohort
Cohen A, McAvay G, Geda M, Chattopadhyay S, Lee S, Acampora D, Araujo K, Charpentier P, Gill T, Hajduk A, Ferrante L. Rationale, Design, and Characteristics of the VALIANT (COVID‐19 in Older Adults: A Longitudinal Assessment) Cohort. Journal Of The American Geriatrics Society 2022, 71: 832-844. PMID: 36544250, PMCID: PMC9877652, DOI: 10.1111/jgs.18146.Peer-Reviewed Original ResearchConceptsPatient-centered outcomesCOVID-19 hospitalizationCognitive impairmentPhysical functionOlder COVID-19 survivorsCOVID-19-related symptomsCOVID-19Older adultsIntensive care unitCOVID-19 survivorsPersistent cognitive impairmentSix-month followMost older adultsThird of participantsElectronic health recordsStepdown unitAcute illnessBurdensome symptomsCare unitSupplemental oxygenMedian lengthProspective studyMean ageBlack raceBaseline interviewEmergency department‐to‐community care transition barriers: A qualitative study of older adults
Gettel CJ, Serina PT, Uzamere I, Hernandez‐Bigos K, Venkatesh AK, Rising KL, Goldberg EM, Feder SL, Cohen AB, Hwang U. Emergency department‐to‐community care transition barriers: A qualitative study of older adults. Journal Of The American Geriatrics Society 2022, 70: 3152-3162. PMID: 35779278, PMCID: PMC9669106, DOI: 10.1111/jgs.17950.Peer-Reviewed Original ResearchConceptsCare transitionsOlder adultsClinical careImmediate post-discharge periodED discharge processEmergency clinical careEmergency department visitsPost-discharge periodAdverse health outcomesOutpatient clinical careDepartment visitsIntact patientsEmergency departmentHealth outcomesOlder adults' willingnessU.S. healthcare systemBaseline activityEffective interventionsIntervention developmentHealthcare systemAdultsCareAdults' willingnessSymptom explanationsEDPerceived dementia risk and advance care planning among older adults
Lee YK, Fried TR, Costello DM, Hajduk AM, O'Leary JR, Cohen AB. Perceived dementia risk and advance care planning among older adults. Journal Of The American Geriatrics Society 2022, 70: 1481-1486. PMID: 35274737, PMCID: PMC9106856, DOI: 10.1111/jgs.17721.Peer-Reviewed Original ResearchConceptsAdvance care planningDementia riskOlder adultsTreatment preferencesCare planningForm of ACPMultivariable-adjusted logistic regressionDurable powerCross-sectional studyCommunity-dwelling adultsHealth behavior modelsMedical conditionsLower oddsACP activityCognitive impairmentLogistic regressionDementiaAdultsHealthcare decisionsSubstantial minorityLiving willsRiskRetirement StudyAppointmentsAssociationEmergency department care transition barriers: A qualitative study of care partners of older adults with cognitive impairment
Gettel CJ, Serina PT, Uzamere I, Hernandez‐Bigos K, Venkatesh AK, Cohen AB, Monin JK, Feder SL, Fried TR, Hwang U. Emergency department care transition barriers: A qualitative study of care partners of older adults with cognitive impairment. Alzheimer's & Dementia: Translational Research & Clinical Interventions 2022, 8: e12355. PMID: 36204349, PMCID: PMC9518973, DOI: 10.1002/trc2.12355.Peer-Reviewed Original ResearchCare transitionsCare partnersCognitive impairmentMean ageOlder adultsED discharge processEmergency department dischargeCare transition interventionsHealth care systemAcute illnessED encountersAdverse outcomesCare considerationsOutcome measuresQualitative studyTransition interventionsScreening toolCare systemImpairmentAdultsAfrican AmericansPoor communicationRepresentative quotationsRecovery phaseStandardized guide
2021
Association of Social Isolation With Disability Burden and 1-Year Mortality Among Older Adults With Critical Illness
Falvey JR, Cohen AB, O’Leary J, Leo-Summers L, Murphy TE, Ferrante LE. Association of Social Isolation With Disability Burden and 1-Year Mortality Among Older Adults With Critical Illness. JAMA Internal Medicine 2021, 181: 1433-1439. PMID: 34491282, PMCID: PMC8424527, DOI: 10.1001/jamainternmed.2021.5022.Peer-Reviewed Original ResearchConceptsCritical illnessICU hospitalizationSocial isolation scoresOlder adultsICU admissionCohort studyPrimary outcomeDisability burdenSocial isolationCommunity-dwelling older adultsGreater disability burdenIsolation scoresPost-ICU disabilityObservational cohort studyAging Trends StudyICU stayMortality cohortHospital dischargeSecondary outcomesHospital admissionMedian ageIllness severityAdverse outcomesNational HealthHospitalization dataDemographic Characteristics Driving Disparities in Receipt of Long-term Services and Supports in the Community Setting
Travers JL, Naylor MD, Coe NB, Meng C, Li F, Cohen AB. Demographic Characteristics Driving Disparities in Receipt of Long-term Services and Supports in the Community Setting. Medical Care 2021, 59: 537-542. PMID: 33827107, PMCID: PMC8119333, DOI: 10.1097/mlr.0000000000001544.Peer-Reviewed Original ResearchConceptsMinority older adultsWhite older adultsOlder adultsFunctional limitation scoresLimitation scoresUnadjusted analysesDaily livingFunctional limitationsNH careAlzheimer's diseaseCommunity settingsMarital statusAdultsAdult nursingFunctional needsRetirement StudyCareNursingMinority groupsGroupDisparitiesLong-term serviceDifferencesDementiaDisease
2020
Older Adults without Desired Surrogates in a Nationally Representative Sample
Cohen AB, Costello DM, OʼLeary JR, Fried TR. Older Adults without Desired Surrogates in a Nationally Representative Sample. Journal Of The American Geriatrics Society 2020, 69: 114-121. PMID: 32898285, PMCID: PMC7854949, DOI: 10.1111/jgs.16813.Peer-Reviewed Original ResearchConceptsNuclear familiesOlder adultsNational Social LifeNationally Representative SampleSocial lifeCommunity-dwelling older adultsRepresentative sampleSocial connectednessCross-sectional studyHealth care agentCare agentsCognitive impairmentLogistic regressionLow indicatorsAdultsRespondentsConfidantsIntact capacityMedical decisions
2019
End‐of‐Life Decision Making and Treatment for Patients with Professional Guardians
Cohen AB, Benjamin AZ, Fried TR. End‐of‐Life Decision Making and Treatment for Patients with Professional Guardians. Journal Of The American Geriatrics Society 2019, 67: 2161-2166. PMID: 31301189, PMCID: PMC6800801, DOI: 10.1111/jgs.16072.Peer-Reviewed Original ResearchConceptsHigh-intensity treatmentPatient preferencesHospice careVeterans Affairs Connecticut Healthcare SystemUnderwent cardiopulmonary resuscitationRetrospective cohort studyIntensive care unitLast monthAdvance care planningLife decisionsDecedent patientsLife decision makingChart reviewCohort studyCare unitTreatment outcomesCardiopulmonary resuscitationOutpatient facilitiesLife careCare planningVA recordsVA facilitiesProfessional guardiansPatientsOlder adults
2017
Guideline‐Recommended Medications and Physical Function in Older Adults with Multiple Chronic Conditions
McAvay G, Allore HG, Cohen AB, Gnjidic D, Murphy TE, Tinetti ME. Guideline‐Recommended Medications and Physical Function in Older Adults with Multiple Chronic Conditions. Journal Of The American Geriatrics Society 2017, 65: 2619-2626. PMID: 28905359, PMCID: PMC5729049, DOI: 10.1111/jgs.15065.Peer-Reviewed Original ResearchConceptsGuideline-recommended medicationsMultiple chronic conditionsCoronary artery diseasePhysical functionChronic conditionsHeart failureAtrial fibrillationSelf-reported declineOlder adultsArtery diseaseDiabetes mellitusRenin-angiotensin system blockersAngiotensin system blockersProspective observational cohortCommunity-dwelling adultsHealth risk factorsOverall sampleLess polypharmacyPolypharmacy exposureSystem blockersObservational cohortSingle medicationRisk factorsMedicationsLower risk
2016
Methodology to Estimate the Longitudinal Average Attributable Fraction of Guideline-recommended Medications for Death in Older Adults With Multiple Chronic Conditions
Allore HG, Zhan Y, Cohen AB, Tinetti ME, Trentalange M, McAvay G. Methodology to Estimate the Longitudinal Average Attributable Fraction of Guideline-recommended Medications for Death in Older Adults With Multiple Chronic Conditions. The Journals Of Gerontology Series A 2016, 71: 1113-1116. PMID: 26748093, PMCID: PMC4945884, DOI: 10.1093/gerona/glv223.Peer-Reviewed Original ResearchMeSH KeywordsAdrenergic beta-AntagonistsAgedAged, 80 and overCardiovascular DiseasesDrug PrescriptionsDrug Therapy, CombinationFemaleFollow-Up StudiesHumansMaleMedicareMultiple Chronic ConditionsPractice Guidelines as TopicRetrospective StudiesSurveys and QuestionnairesSurvival RateThiazidesTreatment OutcomeUnited StatesConceptsMultiple chronic conditionsAverage attributable fractionChronic conditionsAttributable fractionCardiovascular conditionsHeart failureMedicare Current Beneficiary Survey participantsRenin-angiotensin system blockersGuideline-recommended medicationsMore chronic conditionsAge-stratified modelsSystem blockersBeta blockersCardiovascular medicationsOral medicationsAtrial fibrillationMedication effectsMedicationsAge strataParticipant characteristicsOlder adultsSurvivalThiazidesBlockersAge
2015
Association between guideline recommended drugs and death in older adults with multiple chronic conditions: population based cohort study
Tinetti ME, McAvay G, Trentalange M, Cohen AB, Allore HG. Association between guideline recommended drugs and death in older adults with multiple chronic conditions: population based cohort study. The BMJ 2015, 351: h4984. PMID: 26432468, PMCID: PMC4591503, DOI: 10.1136/bmj.h4984.Peer-Reviewed Original ResearchConceptsSerotonin-norepinephrine reuptake inhibitorsMultiple chronic conditionsSelective serotonin reuptake inhibitorsAdjusted hazard ratioRisk of deathCalcium channel blockersChronic conditionsHazard ratioΒ-blockersCohort studyReuptake inhibitorsAtrial fibrillationOlder adultsChannel blockersCardiovascular drugsSSRIs/serotonin-norepinephrine reuptake inhibitorsRenin-angiotensin system blockersNorepinephrine reuptake inhibitorsSerotonin reuptake inhibitorsCommon combinationRAS blockersSystem blockersStudy drugHeart failureThromboembolic disease