2025
Long-Term Services and Supports in Supplemental Benefits in Medicare Advantage Plans
Bhaumik D, Grabowski D. Long-Term Services and Supports in Supplemental Benefits in Medicare Advantage Plans. JAMA Network Open 2025, 8: e2526406. PMID: 40788644, DOI: 10.1001/jamanetworkopen.2025.26406.Peer-Reviewed Original ResearchConceptsMA beneficiariesMA plansHome-based palliative careSupplemental benefitsSupport servicesCohort studyIn-home supportive servicesMedicare AdvantageCenters for Medicare & Medicaid Services dataCaregiver support servicesAdult day servicesLongitudinal cohort studyHealth maintenance organizationMedicaid Services dataLong-term serviceMedicare Advantage plansNonopioid pain managementCounty levelPalliative careProvider organization plansMain OutcomesMaintenance organizationDay servicesPain managementLTSS
2024
Longitudinal Care Network Changes and Associated Healthcare Utilization Among Care Recipients
Liu R, Vander Wyk B, Quiñones A, Allore H. Longitudinal Care Network Changes and Associated Healthcare Utilization Among Care Recipients. Research On Aging 2024, 46: 327-338. PMID: 38261524, PMCID: PMC11472584, DOI: 10.1177/01640275241229162.Peer-Reviewed Original ResearchSkilled-nursing facilityCare recipientsNational Health and Aging Trends StudyGeneralized Estimating Equation modelsCenters for MedicareLikelihood of hospitalizationMedicaid Services dataCaregiver networkUnpaid caregiversHealthcare utilizationTrends StudyAssociated healthcare utilizationOlder adultsCaregiversRisk ratioSurvey wavesService dataCareHospitalAssociationAdmissionMedicareMedicaidAdultsEquation modeling
2023
Racial Differences in Presentation and Outcomes After Peripheral Arterial Interventions: Insights From the NCDR-PVI Registry
Julien H, Wang Y, Curtis J, Johnston-Cox H, Eberly L, Wang G, Nathan A, Fanaroff A, Khatana S, Groeneveld P, Secemsky E, Eneanya N, Vora A, Kobayashi T, Barbery C, Chery G, Kohi M, Kirksey L, Armstrong E, Jaff M, Giri J. Racial Differences in Presentation and Outcomes After Peripheral Arterial Interventions: Insights From the NCDR-PVI Registry. Circulation Cardiovascular Interventions 2023, 16: e011485. PMID: 37339237, DOI: 10.1161/circinterventions.121.011485.Peer-Reviewed Original ResearchConceptsDistressed Communities Index scorePeripheral arterial interventionsBlack patientsDrug-eluting technologiesWhite patientsArterial interventionsIndex scoreAcute kidney injuryRate of amputationSocioeconomic statusMultivariable logistic regressionPatient's zip codeZip codesMedicaid Services dataLow socioeconomic statusHigh ratePVI procedureKidney injuryMajor amputationIntervention RegistryHigh prevalenceAmerican CollegePatientsRevascularizationLogistic regression
2022
Cardiovascular and Limb Events Following Endovascular Revascularization Among Patients ≥65 Years Old: An American College of Cardiology PVI Registry Analysis
Weissler EH, Wang Y, Gales JM, Feldman DN, Arya S, Secemsky EA, Aronow HD, Hawkins BM, Gutierrez JA, Patel MR, Curtis JP, Jones WS, Swaminathan RV. Cardiovascular and Limb Events Following Endovascular Revascularization Among Patients ≥65 Years Old: An American College of Cardiology PVI Registry Analysis. Journal Of The American Heart Association 2022, 11: e024279. PMID: 35723018, PMCID: PMC9238644, DOI: 10.1161/jaha.121.024279.Peer-Reviewed Original ResearchChronic limb threatening ischemiaPeripheral vascular interventionsEnd-stage renal diseasePeripheral artery diseasePrimary outcomeRenal diseaseAmerican CollegeLimb eventsNon-modifiable patient factorsOccurrence of MACEPredictors of MACELimb threatening ischemiaCongestive heart failureProportional hazards regressionSevere lung diseaseMedicaid Services dataExperience higher ratesEndovascular revascularizationPrior CABGConclusions PatientsArtery diseaseHeart failurePatient factorsBypass graftResults Patients
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 subgroupsAccess to cancer care for Medicaid patients at cancer hospitals in the United States.
Marks V, Hsiang W, Nie J, Buck M, Demkowicz P, Umer W, Haleem A, Galal B, Pak I, Kim D, Kenney P, Leapman M. Access to cancer care for Medicaid patients at cancer hospitals in the United States. Journal Of Clinical Oncology 2021, 39: 6548-6548. DOI: 10.1200/jco.2021.39.15_suppl.6548.Peer-Reviewed Original ResearchMultivariable logistic regressionCancer careAffordable Care ActCancer typesMedicaid acceptanceMedicaid patientsSkin cancerComprehensive community cancer centerLogistic regressionFacility-level differencesCommunity cancer centerBreast cancer careHospital-level variationHospital registry dataFacility-level characteristicsMedicaid Services dataMedicaid accessUnivariable statisticsCancer HospitalCancer CenterRegistry dataAmerican Hospital AssociationNew diagnosisPatientsHospital
2019
Association Between Industry Payments to Physicians and Gabapentinoid Prescribing
Rhee TG, Ross JS. Association Between Industry Payments to Physicians and Gabapentinoid Prescribing. JAMA Internal Medicine 2019, 179: 1425-1428. PMID: 31282922, PMCID: PMC6618850, DOI: 10.1001/jamainternmed.2019.1082.Peer-Reviewed Original ResearchFactors Associated with Dissatisfaction in Medical Care Quality among Older Medicare Beneficiaries Suffering from Mental Illness
Travers JL, Le C, Desai MM, Merrill JA. Factors Associated with Dissatisfaction in Medical Care Quality among Older Medicare Beneficiaries Suffering from Mental Illness. Journal Of Aging & Social Policy 2019, 33: 51-66. PMID: 31266436, DOI: 10.1080/08959420.2019.1628624.Peer-Reviewed Original ResearchConceptsMedical care qualityMental health disordersOlder adultsCare qualityHealth disordersOlder Medicare beneficiariesPrimary care providersPrimary care practicesUS older adultsMedicaid Services dataMental health needsCare providersMedicare beneficiariesSatisfactory careCare practicesMental illnessHealth needsEthnic differencesAdultsDisordersService dataIllnessFactorsCareChronic 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 adults
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