2023
Racial, Ethnic, and Rural Disparities in U.S. Veteran COVID-19 Vaccine Rates
Bernstein E, DeRycke E, Han L, Farmer M, Bastian L, Bean-Mayberry B, Bade B, Brandt C, Crothers K, Skanderson M, Ruser C, Spelman J, Bazan I, Justice A, Rentsch C, Akgün K. Racial, Ethnic, and Rural Disparities in U.S. Veteran COVID-19 Vaccine Rates. AJPM Focus 2023, 2: 100094. PMID: 37362395, PMCID: PMC10038675, DOI: 10.1016/j.focus.2023.100094.Peer-Reviewed Original ResearchRace/ethnicity groupsFirst vaccinationFirst COVID-19 vaccinationVeterans AffairsWhite veteransCharlson Comorbidity IndexRetrospective cohort studyPrimary care visitsEthnicity groupsCOVID-19 vaccinationLarge healthcare systemEquitable vaccine distributionAsian Americans/Pacific IslandersRace/ethnicityUnvaccinated patientsComorbidity indexInfluenza vaccinationSelf-reported categoriesBlack groupCare visitsCohort studyHazard ratioPrimary outcomeWhite patientsBlack patients
2021
Association Between Potentially Inappropriate Medications and 30-Day Post–Hospital Discharge Outcomes in US Veterans
Allore HG, Gnjidic D, Skanderson M, Han L. Association Between Potentially Inappropriate Medications and 30-Day Post–Hospital Discharge Outcomes in US Veterans. Annals Of Pharmacotherapy 2021, 56: 256-263. PMID: 34282638, PMCID: PMC8770754, DOI: 10.1177/10600280211032072.Peer-Reviewed Original ResearchConceptsAdjusted hazard ratioRisk of mortalityHospital dischargeMean ageAcute care hospital readmissionPrimary care clinic visitsCohort's mean agePrevalence of PIMsInappropriate medication useRisk of readmissionHospital discharge outcomesEmergency room visitsHealth care utilizationAdverse drug eventsCentral nervous systemCause mortalityInappropriate medicationsPIM useClinic visitsHazard ratioProspective cohortDischarge outcomesHospital readmissionMedication useOlder inpatientsFunctional Effects of Intervening Illnesses and Injuries After Critical Illness in Older Persons
Gill TM, Han L, Gahbauer EA, Leo-Summers L, Murphy TE, Ferrante LE. Functional Effects of Intervening Illnesses and Injuries After Critical Illness in Older Persons. Critical Care Medicine 2021, 49: 956-966. PMID: 33497167, PMCID: PMC8140984, DOI: 10.1097/ccm.0000000000004829.Peer-Reviewed Original ResearchMeSH KeywordsActivities of Daily LivingAgedAged, 80 and overBody Mass IndexCognitionCritical IllnessEmergency Service, HospitalFemaleFrail ElderlyHealth StatusHospitalizationHumansLongitudinal StudiesMaleMental HealthPhysical Functional PerformanceProspective StudiesSelf EfficacySocioeconomic FactorsWounds and InjuriesConceptsEmergency department visitsCritical illnessDepartment visitsICU admissionFunctional outcomeFunctional statusFunctional declineOlder personsAdjusted hazard ratioAdverse functional outcomesCommunity-living personsTraditional risk factorsCommunity-living participantsCorresponding odds ratiosFunctional effectsProspective longitudinal studyHazard ratioRisk factorsOdds ratioHospitalizationPremorbid functionInjuryIllnessRestricted activityAnalytic sample
2020
Functional Effects of Intervening Illnesses and Injuries After Hospitalization for Major Surgery in Community-living Older Persons
Gill TM, Han L, Gahbauer EA, Leo-Summers L, Murphy TE, Becher RD. Functional Effects of Intervening Illnesses and Injuries After Hospitalization for Major Surgery in Community-living Older Persons. Annals Of Surgery 2020, 273: 834-841. PMID: 33074902, PMCID: PMC8370041, DOI: 10.1097/sla.0000000000004438.Peer-Reviewed Original ResearchConceptsMajor surgeryED visitsRestricted activityFunctional statusFunctional declineOlder personsCommunity-living older personsAdjusted hazard ratioAdverse functional outcomesCommunity-living personsEmergency department visitsTraditional risk factorsCorresponding odds ratiosFunctional effectsIllness/injuryHazard ratioDepartment visitsFunctional recoveryFunctional outcomeRisk factorsOdds ratioHospitalizationSurgeryInjuryVisitsPredictors of Residential Care Admission in Community-Dwelling Older People With Dementia
Jamieson H, Abey-Nesbit R, Nishtala PS, Allore H, Han L, Deely JM, Pickering JW. Predictors of Residential Care Admission in Community-Dwelling Older People With Dementia. Journal Of The American Medical Directors Association 2020, 21: 1665-1670. PMID: 32646821, PMCID: PMC7641960, DOI: 10.1016/j.jamda.2020.04.021.Peer-Reviewed Original ResearchConceptsAged residential careSubdistribution hazard ratiosMultivariable competing-risk modelResidential care admissionAbsence of dementiaDay of assessmentOlder New ZealandersRisk prediction modelPoor cognitive performanceCompeting-risks modelInterRAI-HC assessmentInterRAI dataCare admissionHazard ratioObservational studyReduced riskDaily livingExclusion criteriaHigh riskAlcohol consumptionDementiaOlder peopleResidential careSocial isolationCognitive performance
2017
Restricting Back Pain and Subsequent Disability in Activities of Daily Living Among Community-Living Older Adults
Makris UE, Weinreich MA, Fraenkel L, Han L, Leo-Summers L, Gill TM. Restricting Back Pain and Subsequent Disability in Activities of Daily Living Among Community-Living Older Adults. Journal Of Aging And Health 2017, 30: 1482-1494. PMID: 28863724, PMCID: PMC5832514, DOI: 10.1177/0898264317721555.Peer-Reviewed Original ResearchConceptsCommunity-living older adultsBack painSubsequent disabilityIADL disabilityOlder adultsDaily livingProspective cohort studyCohort studyHazard ratioInstrumental activitiesPainCox modelSubsequent burdenTime-varying covariatesMonthly interviewsStrong associationDisabilityAdultsEADLAssociationIADLLivingActivityMonths
2014
Establishing a Hierarchy for the Two Components of Restricted Activity
Gill TM, Allore HG, Gahbauer EA, Han L. Establishing a Hierarchy for the Two Components of Restricted Activity. The Journals Of Gerontology Series A 2014, 70: 892-898. PMID: 25391532, PMCID: PMC4481688, DOI: 10.1093/gerona/glu203.Peer-Reviewed Original ResearchConceptsIllness/injuryBed restSevere disabilityHazard ratioCommunity-living personsAdverse functional consequencesPrompt medical attentionMobility activitiesFunctional statusMedical attentionUsual activitiesInjuryOlder personsRestricted activityTelephone interviewsMild disabilityDisabilityBasic activitiesComparable effectsFunctional consequencesExposureRestActivityIllnessYearsAntihypertensive Medications and Serious Fall Injuries in a Nationally Representative Sample of Older Adults
Tinetti ME, Han L, Lee DS, McAvay GJ, Peduzzi P, Gross CP, Zhou B, Lin H. Antihypertensive Medications and Serious Fall Injuries in a Nationally Representative Sample of Older Adults. JAMA Internal Medicine 2014, 174: 588-595. PMID: 24567036, PMCID: PMC4136657, DOI: 10.1001/jamainternmed.2013.14764.Peer-Reviewed Original ResearchConceptsSerious fall injuriesAdjusted hazard ratioAntihypertensive medicationsMultiple chronic conditionsFall injuriesAntihypertensive groupHazard ratioOlder adultsChronic conditionsAntihypertensive medication classesStandardized daily doseAntihypertensive medication useCommunity-living adultsPropensity score adjustmentTraumatic brain injuryHealthy older adultsMedication intensityCardiovascular eventsMedication classesDaily doseHip fractureMedication useNationally Representative SampleHead injuryBrain injuryAnti-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 resultsCohortMortalityEffect of &bgr;-Blockers on Cardiac and Pulmonary Events and Death in Older Adults With Cardiovascular Disease and Chronic Obstructive Pulmonary Disease
Lee DS, Markwardt S, McAvay GJ, Gross CP, Goeres LM, Han L, Peduzzi P, Lin H, Dodson JA, Tinetti ME. Effect of &bgr;-Blockers on Cardiac and Pulmonary Events and Death in Older Adults With Cardiovascular Disease and Chronic Obstructive Pulmonary Disease. Medical Care 2014, 52: s45-s51. PMID: 24561758, PMCID: PMC4050644, DOI: 10.1097/mlr.0000000000000035.Peer-Reviewed Original ResearchConceptsChronic obstructive pulmonary diseaseΒ-blocker useMajor cardiac eventsObstructive pulmonary diseasePulmonary eventsCardiovascular diseaseCardiac eventsOlder adultsPulmonary diseaseΒ-blockersCOPD/asthmaMajor pulmonary eventsCox proportional hazardsPulmonary outcomesCause mortalityHazard ratioStudy criteriaMedicare beneficiariesProportional hazardsSurvey cohortDiseaseAdultsMedicationsOutcomesDeath
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
2011
The Relationship Between Intervening Hospitalizations and Transitions Between Frailty States
Gill TM, Gahbauer EA, Han L, Allore HG. The Relationship Between Intervening Hospitalizations and Transitions Between Frailty States. The Journals Of Gerontology Series A 2011, 66A: 1238-1243. PMID: 21852286, PMCID: PMC3193526, DOI: 10.1093/gerona/glr142.Peer-Reviewed Original ResearchConceptsFrailty stateGreater frailtyLess frailtyFrail stateOlder personsAdjusted hazard ratioCommunity-living personsLow physical activitySlow walking speedProspective longitudinal studyFrailty statusHazard ratioMuscle weaknessHospitalizationPhysical activityNonfrailPrefrailFrailtyWalking speedsMonthsLongitudinal studyFrailAdverse consequencesExposure rateConsistent effect
2007
Predisposing Factors and Precipitants for Bathing Disability in Older Persons
Gill TM, Han L, Allore HG. Predisposing Factors and Precipitants for Bathing Disability in Older Persons. Journal Of The American Geriatrics Society 2007, 55: 534-540. PMID: 17397431, DOI: 10.1111/j.1532-5415.2007.01099.x.Peer-Reviewed Original ResearchConceptsBathing disabilityPersistent disabilityPredisposing factorsPotential precipitantsComprehensive home-based assessmentsOlder personsCommunity-living older personsCommunity-living residentsMultivariable hazard ratiosProspective cohort studyLow physical activityMonthly telephone interviewsPotential predisposing factorsHome-based assessmentCohort studyHazard ratioPhysical activityRestricted activityTelephone interviewsStrong associationDisabilityHospitalizationInjuryIllnessSuitable target