2023
A Joint Model for Disability, Self-Rated Health, and Mortality Among Medicare Beneficiaries—Differences by Chronic Disease and Race/Ethnicity
Quiñones A, McAvay G, Vander Wyk B, Han L, Nagel C, Allore H. A Joint Model for Disability, Self-Rated Health, and Mortality Among Medicare Beneficiaries—Differences by Chronic Disease and Race/Ethnicity. Journal Of Aging And Health 2023, 36: 642-653. PMID: 37879084, PMCID: PMC11446605, DOI: 10.1177/08982643231210027.Peer-Reviewed Original ResearchPoor self-rated healthSelf-rated healthHigher oddsADL disabilityHip fractureAging Trends Study dataOlder adultsConcurrent riskPatient-centered outcomesLongitudinal logistic regression modelsLogistic regression modelsRace/ethnicityKidney diseaseChronic diseasesNational HealthDaily livingMortalityHealth declineOddsDisabilityHispanic respondentsDementiaDiseaseRiskWide variability
2022
Development and validation of a prediction model for persistent functional impairment among older ICU survivors
Ferrante LE, Murphy TE, Leo‐Summers L, O'Leary JR, Vander Wyk B, Pisani MA, Gill TM. Development and validation of a prediction model for persistent functional impairment among older ICU survivors. Journal Of The American Geriatrics Society 2022, 71: 188-197. PMID: 36196998, PMCID: PMC9870848, DOI: 10.1111/jgs.18075.Peer-Reviewed Original ResearchConceptsPersistent functional impairmentICU hospitalizationFunctional impairmentValidation cohortICU admissionDevelopment cohortOlder Intensive Care Unit SurvivorsIntensive care unit survivorsOlder adultsOlder ICU survivorsMonths of dischargeHigh-risk survivorsCommunity-living participantsGood calibrationHospital lengthICU survivorsCritical illnessMedian agePrior hospitalizationFunctional recoveryNational HealthProbable dementiaHospitalizationHigh riskDepressive symptomsThe Contribution of Chronic Conditions to Hospitalization, Skilled Nursing Facility Admission, and Death: Variation by Race
Quiñones AR, McAvay GJ, Peak KD, Vander Wyk B, Allore HG. The Contribution of Chronic Conditions to Hospitalization, Skilled Nursing Facility Admission, and Death: Variation by Race. American Journal Of Epidemiology 2022, 191: 2014-2025. PMID: 35932162, PMCID: PMC10144669, DOI: 10.1093/aje/kwac143.Peer-Reviewed Original ResearchConceptsSkilled nursing facility admissionsNursing facility admissionsChronic conditionsFacility admissionMedicare beneficiariesCostly health care utilizationHealth care utilizationRacial differencesNon-Hispanic blacksWhite Medicare beneficiariesAverage attributable fractionHealth-related outcomesImportant health-related outcomesNon-Hispanic White older adultsWhite older adultsAging Trends StudyMultimorbidity burdenRenal morbidityOngoing careAttributable fractionNational HealthCardiovascular conditionsOlder adultsImportant markerHospitalizationRisk Factors of Skilled Nursing Facility Admissions and the Interrelation With Hospitalization and Amount of Informal Caregiving Received
Cao Y, Allore H, Gutman R, Vander Wyk B, Jørgensen TSH. Risk Factors of Skilled Nursing Facility Admissions and the Interrelation With Hospitalization and Amount of Informal Caregiving Received. Medical Care 2022, 60: 294-301. PMID: 35149662, PMCID: PMC8916995, DOI: 10.1097/mlr.0000000000001697.Peer-Reviewed Original ResearchConceptsSkilled nursing facility admissionsNursing facility admissionsNumber of hospitalizationsSNF admissionImportant risk factorRisk factorsHospital admissionFacility admissionNon-Hispanic white race/ethnicityWhite race/ethnicityInformal caregivingWeak positive correlationDaily living (ADL) disabilityPossible risk factorsPositive correlationAging Trends StudyRace/ethnicityObservational followStrong positive correlationNational HealthAdmissionDementia diagnosisHospitalizationAlzheimer's diseaseHealth factors
2021
The Incidence and Cumulative Risk of Major Surgery in Older Persons in the United States
Becher RD, Vander Wyk B, Leo-Summers L, Desai MM, Gill TM. The Incidence and Cumulative Risk of Major Surgery in Older Persons in the United States. Annals Of Surgery 2021, 277: 87-92. PMID: 34261884, PMCID: PMC8758792, DOI: 10.1097/sla.0000000000005077.Peer-Reviewed Original ResearchConceptsMajor surgeryOlder personsCumulative riskNational HealthCommunity-living older personsHigh-quality surgical careNon-frail groupPopulation-based incidenceService Medicare beneficiariesMedicaid Services dataCumulative risk estimatesProspective longitudinal studyUnited States agesAging Trends StudyGeriatric characteristicsRepresentative incidenceFrail groupAdjusted incidenceGeriatric populationProbable dementiaSurgical carePersons 85Medicare beneficiariesSurgeryVulnerable subgroups
2020
Individual Heterogeneity in the Probability of Hospitalization, Skilled Nursing Facility Admission, and Mortality
McAvay GJ, Vander Wyk B, Allore H. Individual Heterogeneity in the Probability of Hospitalization, Skilled Nursing Facility Admission, and Mortality. The Journals Of Gerontology Series A 2020, 76: 1668-1677. PMID: 33320184, PMCID: PMC8361334, DOI: 10.1093/gerona/glaa314.Peer-Reviewed Original ResearchConceptsSkilled nursing facility admissionsNursing facility admissionsChronic kidney diseaseHeart failureFacility admissionKidney diseaseChronic conditionsChronic obstructive pulmonary diseaseObstructive pulmonary diseaseIschemic heart diseaseHealth care utilizationProbability of hospitalizationPulmonary diseaseCare utilizationMortality outcomesPoor outcomeHeart diseaseNational HealthOdds ratioDisease combinationsLongitudinal cohortSociodemographic factorsMedicaid ServicesDiseaseAging Study
2019
Chronic Conditions, Medically Supportive Care Partners, And Functional Disability Among Cognitively Impaired Adults
Van Ness PH, Vroomen J, Leo-Summers L, Vander Wyk B, Allore HG. Chronic Conditions, Medically Supportive Care Partners, And Functional Disability Among Cognitively Impaired Adults. Innovation In Aging 2019, 3: igz018. PMID: 31286072, PMCID: PMC6604743, DOI: 10.1093/geroni/igz018.Peer-Reviewed Original ResearchChronic kidney diseaseFunctional disabilityChronic conditionsCare partnersKidney diseaseCognitive impairmentAging Trends Study dataPotential effect modificationMultimorbid older adultsMedicaid Services dataComplex survey designHeart failurePrescribed medicationsProspective studyEffect modificationNational HealthDoctor visitsMedicare claimsDaily livingMedicare beneficiariesRepresentative cohortSociodemographic informationImpaired adultsCare recipientsOlder adultsSociodemographic Factors and Characteristics of Caregivers as Determinants of Skilled Nursing Facility Admissions When Modeled Jointly With Functional Limitations
Jørgensen TSH, Allore H, MacNeil Vroomen JL, Wyk BV, Agogo GO. Sociodemographic Factors and Characteristics of Caregivers as Determinants of Skilled Nursing Facility Admissions When Modeled Jointly With Functional Limitations. Journal Of The American Medical Directors Association 2019, 20: 1599-1604.e4. PMID: 30902676, PMCID: PMC7444598, DOI: 10.1016/j.jamda.2019.01.154.Peer-Reviewed Original ResearchConceptsSkilled nursing facility admissionsNursing facility admissionsSNF admissionCharacteristics of caregiversFunctional limitationsSociodemographic factorsCaregiver characteristicsPartner caregiversFacility admissionHigh-risk populationImpact of caregiversNon-Hispanic whitesAging Trends StudyRace/ethnicityNational HealthStudy populationAdmissionLongitudinal changesMedicaid ServicesOlder adultsFuture interventionsEffect estimatesCaregiversLower hazardOlder Americans