2022
Trends in the prevalence of vision impairment among the oldest-old Chinese population from 1998 to 2018.
Luo Y, Zhang Q, Han L, Shen Z, Chen Y, Wang K, Huang Z, De Fries CM, Cao G, Su H, Xu H, Chen Z, Ren Z, Hu Y, Xu B. Trends in the prevalence of vision impairment among the oldest-old Chinese population from 1998 to 2018. Journal Of Global Health 2022, 12: 11006. PMID: 35862489, DOI: 10.7189/jogh.12.11006.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overCataractChinaChronic DiseaseGlaucomaHearing LossHumansLongitudinal StudiesPrevalenceRetrospective StudiesConceptsOldest-old Chinese populationImpairment prevalenceVision impairmentChinese populationChronic conditionsHealth behaviorsHearing impairmentChinese Longitudinal Healthy Longevity SurveyProminent public health issueSociodemographic variablesRetrospective longitudinal studyPublic health issueLandolt C chartStudy entryChronic diseasesPrevalence trendsChinese adultsLongevity SurveyCognitive impairmentPrevalence changesPrevalenceUrban residenceOlder peopleHealth issuesImpairmentMultimorbidity measures differentially predicted mortality among older Chinese adults
Yao SS, Xu HW, Han L, Wang K, Cao GY, Li N, Luo Y, Chen YM, Su HX, Chen ZS, Huang ZT, Hu YH, Xu B. Multimorbidity measures differentially predicted mortality among older Chinese adults. Journal Of Clinical Epidemiology 2022, 146: 97-105. PMID: 35259446, DOI: 10.1016/j.jclinepi.2022.03.002.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedChinaChronic DiseaseHealth StatusHumansLongitudinal StudiesMiddle AgedMultimorbidityConceptsNet reclassification indexIntegrated discrimination improvementMultimorbidity measuresMortality prediction modelOlder Chinese adultsMultimorbidity patternsC-statisticCondition countMortality predictionChinese adultsMultimorbidity trajectoriesNet reclassification improvementCox regressionReclassification improvementReclassification indexChronic conditionsDiscrimination improvementMortality riskHigh riskIntegrated discriminationMultimorbidityStudy designMortalityAdultsAge
2020
Associations between Multimorbidity and Physical Performance in Older Chinese Adults
Yao SS, Meng X, Cao GY, Huang ZT, Chen ZS, Han L, Wang K, Su HX, Luo Y, Hu Y, Xu B. Associations between Multimorbidity and Physical Performance in Older Chinese Adults. International Journal Of Environmental Research And Public Health 2020, 17: 4546. PMID: 32599778, PMCID: PMC7344642, DOI: 10.3390/ijerph17124546.Peer-Reviewed Original ResearchMeSH KeywordsAgedAsiaChronic DiseaseFemaleHumansMiddle AgedMultimorbidityPhysical Functional PerformanceWalking SpeedConceptsSlow gait speedMultimorbidity patternsGait speedGrip strengthOlder Chinese adultsPhysical performanceHighest quartileChronic conditionsLowest quartileChinese adultsWorse physical performanceMaximum grip strengthRetirement Longitudinal Study 2011Average gait speedHealth care servicesMultimorbid populationClinical guidelinesOdds ratioMultimorbidityClinical settingChina HealthQuartileOlder adultsClinical performanceIncreased numberMultimorbidity among Two Million Adults in China
Wang X, Yao S, Wang M, Cao G, Chen Z, Huang Z, Wu Y, Han L, Xu B, Hu Y. Multimorbidity among Two Million Adults in China. International Journal Of Environmental Research And Public Health 2020, 17: 3395. PMID: 32414117, PMCID: PMC7277827, DOI: 10.3390/ijerph17103395.Peer-Reviewed Original ResearchMeSH KeywordsAgedBeijingChinaChronic DiseaseComorbidityCross-Sectional StudiesFemaleHumansMaleMiddle AgedMultimorbidityPrevalenceConceptsIschemic heart diseaseCerebrovascular diseaseMultimorbidity patternsMultimorbidity prevalenceBeijing Medical Claim DataMedical claims dataMiddle-aged groupOlder Chinese individualsMillion adultsMorbidity treatmentOlder patientsRheumatoid arthritisPreventive careHeart diseaseChronic diseasesClaims dataHypertensionOlder groupOlder adultsStrong associationDiseaseCOPDMultimorbidityChinese individualsAppropriate guidelinesDisability and Recovery After Hospitalization for Medical Illness Among Community‐Living Older Persons: A Prospective Cohort Study
Dharmarajan K, Han L, Gahbauer EA, Leo‐Summers L, Gill TM. Disability and Recovery After Hospitalization for Medical Illness Among Community‐Living Older Persons: A Prospective Cohort Study. Journal Of The American Geriatrics Society 2020, 68: 486-495. PMID: 32083319, PMCID: PMC7735402, DOI: 10.1111/jgs.16350.Peer-Reviewed Original ResearchConceptsAcute medical illnessProspective cohort studyMedical illnessNew disabilityCohort studySelf-managing health conditionsCommunity-living older personsHealth conditionsImmediate transitional periodCommunity-living personsPost-discharge careChronic health conditionsMean recovery timeSubgroup of personsMobility activitiesIncident disabilityHospital dischargePeriod of vulnerabilityMonth 2Follow-up interviewHospitalizationDisability prevalenceOlder personsPrior monthIllnessAssociations Between Somatic Multimorbidity Patterns and Depression in a Longitudinal Cohort of Middle-Aged and Older Chinese
Yao SS, Cao GY, Han L, Huang ZT, Chen ZS, Su HX, Hu Y, Xu B. Associations Between Somatic Multimorbidity Patterns and Depression in a Longitudinal Cohort of Middle-Aged and Older Chinese. Journal Of The American Medical Directors Association 2020, 21: 1282-1287.e2. PMID: 31928934, DOI: 10.1016/j.jamda.2019.11.028.Peer-Reviewed Original ResearchMeSH KeywordsAgedChinaChronic DiseaseDepressionFemaleHumansLongitudinal StudiesMaleMiddle AgedMultimorbidityRisk FactorsConceptsChronic somatic conditionsSomatic multimorbidityDepressive symptomsOlder Chinese adultsSomatic conditionsChinese adultsEpidemiological Studies Depression ScaleLongitudinal associationsRetirement Longitudinal Study 2011Multimorbidity patternsLongitudinal cohortDepression ScaleRespiratory conditionsHigh riskGreater oddsRespiratory patternMental disordersSymptomsChina HealthGreater riskOlder populationOlder adultsSkeletal patternClinical practitionersDepression
2018
Diabetes, Heart Disease, and Dementia: National Estimates of Functional Disability Trajectories
Vroomen J, Han L, Monin JK, Lipska KJ, Allore HG. Diabetes, Heart Disease, and Dementia: National Estimates of Functional Disability Trajectories. Journal Of The American Geriatrics Society 2018, 66: 766-772. PMID: 29521414, PMCID: PMC5906138, DOI: 10.1111/jgs.15284.Peer-Reviewed Original ResearchConceptsHeart diseaseDisability trajectoriesPossible dementiaNational estimatesChronic conditionsGreater oddsPhysician-diagnosed chronic conditionsCognitive statusCommunity-dwelling Medicare beneficiariesMultiple chronic conditionsAging Trends StudyComplex survey designGroup-based trajectory modelingADL disabilityNational HealthProbable dementiaDaily livingMultinomial logistic regressionMedicare beneficiariesDiabetesStudy attritionConcurrent conditionsDementiaSociodemographic characteristicsSevere disability
2017
Joint Trajectories of Cognition and Frailty and Associated Burden of Patient-Reported Outcomes
Liu Z, Han L, Gahbauer EA, Allore HG, Gill TM. Joint Trajectories of Cognition and Frailty and Associated Burden of Patient-Reported Outcomes. Journal Of The American Medical Directors Association 2017, 19: 304-309.e2. PMID: 29146224, PMCID: PMC6054444, DOI: 10.1016/j.jamda.2017.10.010.Peer-Reviewed Original ResearchConceptsPatient-reported outcomesNursing home admissionException of hospitalizationMini-Mental State ExaminationFrailty groupHome admissionCumulative burdenSlower cognitive declineCognitive frailtyCognitive declineProgressive frailtyCommunity-living older personsGreater burdenJoint trajectory groupsHigh cumulative burdenCommunity-living personsIncidence density rateLow physical activitySlow walking speedTrajectory groupsEquation Poisson modelsRapid cognitive declineDistinct joint trajectoriesFried phenotypeMuscle weakness
2014
Anti-Hypertensive Medications and Cardiovascular Events in Older Adults with Multiple Chronic Conditions
Tinetti ME, Han L, McAvay GJ, Lee DS, Peduzzi P, Dodson JA, Gross CP, Zhou B, Lin H. Anti-Hypertensive Medications and Cardiovascular Events in Older Adults with Multiple Chronic Conditions. PLOS ONE 2014, 9: e90733. PMID: 24614535, PMCID: PMC3948696, DOI: 10.1371/journal.pone.0090733.Peer-Reviewed Original ResearchConceptsMultiple chronic conditionsAnti-hypertensive treatmentCardiovascular eventsAnti-hypertensive medicationsHigh-intensity groupChronic conditionsOlder adultsHazard ratioPropensity scoreIntensity groupStandardized daily doseCommunity-living participantsPropensity score adjustmentCV eventsMedication intensityLess comorbidityDaily doseRandomized trialsMAIN OUTCOMERepresentative cohortScore adjustmentSurvey cohortRCT resultsCohortMortality
2013
Risk Factors for Restricting Back Pain in Older Persons
Makris UE, Fraenkel L, Han L, Leo-Summers L, Gill TM. Risk Factors for Restricting Back Pain in Older Persons. Journal Of The American Medical Directors Association 2013, 15: 62-67. PMID: 24239445, PMCID: PMC3872215, DOI: 10.1016/j.jamda.2013.09.013.Peer-Reviewed Original ResearchConceptsPersistent/recurrentCandidate risk factorsRisk factorsBack painOlder personsFemale sexComprehensive home-based assessmentsMultivariable Cox modelProspective cohort studyMonthly telephone interviewsMore chronic conditionsWeak grip strengthHome-based assessmentHip weaknessCohort studyCumulative incidenceIncident episodesMultivariable analysisProspective studyGrip strengthChronic conditionsPainCox modelDepressive symptomsRestricted activityDynamics of functional aging based on latent-class trajectories of activities of daily living
Han L, Allore H, Murphy T, Gill T, Peduzzi P, Lin H. Dynamics of functional aging based on latent-class trajectories of activities of daily living. Annals Of Epidemiology 2013, 23: 87-92. PMID: 23305692, PMCID: PMC3558979, DOI: 10.1016/j.annepidem.2012.11.010.Peer-Reviewed Original ResearchConceptsDaily livingFunctional agingCommunity-living adultsEquation Poisson modelsMost older adultsADL disabilityHigher disabilityPersistent disabilitySubstantial morbidityInstrumental ADLADL independenceDisability trajectoriesLatent class trajectoriesCumulative burdenRestricted activityLow burdenSevere disabilityMorbidityPredominant trajectoriesOlder adultsDisabilityTime trendsFunctional autonomyADLGrowth mixture modelsComparisons Between Older Men and Women in the Trajectory and Burden of Disability Over the Course of Nearly 14 Years
Gill TM, Gahbauer EA, Lin H, Han L, Allore HG. Comparisons Between Older Men and Women in the Trajectory and Burden of Disability Over the Course of Nearly 14 Years. Journal Of The American Medical Directors Association 2013, 14: 280-286. PMID: 23294968, PMCID: PMC3615123, DOI: 10.1016/j.jamda.2012.11.011.Peer-Reviewed Original ResearchConceptsBurden of disabilityOlder menModerate disabilityGender differencesWorse disabilityDisability trajectoriesClinical covariatesDaily livingOlder womenBaseline levelsHigh mortalityGreater burdenSevere disabilityMonthly interviewsLife course approachWomenMild disabilityDisabilityBasic activitiesLongitudinal studyMenMobility activitiesHigh rateHigher initial levelsBurden
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
2006
Triggered sampling could help improve longitudinal studies of persons with elevated mortality risk
Dubin JA, Han L, Fried TR. Triggered sampling could help improve longitudinal studies of persons with elevated mortality risk. Journal Of Clinical Epidemiology 2006, 60: 288-293. PMID: 17292023, DOI: 10.1016/j.jclinepi.2006.06.012.Peer-Reviewed Original ResearchConceptsElevated mortality riskMortality riskChronic obstructive pulmonary diseaseLongitudinal studyCongestive heart failureObstructive pulmonary diseaseMixed effects modelsLongitudinal observational studyLongitudinal clinical studyStudy design featuresEffects modelHeart failurePulmonary diseaseAdvanced illnessTreatment preferencesClinical studiesObservational studyFirst triggerStudy designPatientsRiskValuable additionMean preferenceSimilar resultsIllness