2024
National Estimates of Short- and Longer-Term Hospital Readmissions After Major Surgery Among Community-Living Older Adults
Wang Y, Leo-Summers L, Vander Wyk B, Davis-Plourde K, Gill T, Becher R. National Estimates of Short- and Longer-Term Hospital Readmissions After Major Surgery Among Community-Living Older Adults. JAMA Network Open 2024, 7: e240028. PMID: 38416499, PMCID: PMC10902728, DOI: 10.1001/jamanetworkopen.2024.0028.Peer-Reviewed Original ResearchConceptsCenters for Medicare & Medicaid ServicesFee-for-serviceMedicare Advantage beneficiariesHospital readmissionUS residentsNational Health and Aging Trends Study dataCommunity-living older adultsProspective longitudinal cohort studyCommunity-living participantsRate of hospital readmissionLikelihood of hospital readmissionPopulation-based estimatesNationally representative estimatesSex-adjusted modelsCommunity-livingData linkageGeriatric conditionsMedicaid ServicesOlder personsOlder adultsMain OutcomesNational estimatesRepresentative estimatesData analysisCohort study
2022
Population-Based Estimates of 1-Year Mortality After Major Surgery Among Community-Living Older US Adults
Gill TM, Vander Wyk B, Leo-Summers L, Murphy TE, Becher RD. Population-Based Estimates of 1-Year Mortality After Major Surgery Among Community-Living Older US Adults. JAMA Surgery 2022, 157: e225155. PMID: 36260323, PMCID: PMC9582971, DOI: 10.1001/jamasurg.2022.5155.Peer-Reviewed Original ResearchConceptsPopulation-based estimatesMajor surgeryMean survival timeOlder US adultsProbable dementiaUS adultsSurvival timeSex-adjusted hazard ratioProspective longitudinal cohort studyCommunity-living older adultsLongitudinal cohort studyPotential prognostic valueService Medicare beneficiariesNon-Hispanic blacksNon-Hispanic whitesAging Trends StudyGeriatric characteristicsCohort studyGeriatric surgeryHazard ratioNonelective surgeryElective surgeryGeriatric conditionsPrognostic valueMean ageEvaluation of the Impact of HIV Serostatus on the Hepatitis C Virus Care Cascade and Injection Drug Use Among Persons Initiating Medication Treatment for Opioid Use Disorder
Lier A, Vander Wyk B, Di Paola A, Springer S. Evaluation of the Impact of HIV Serostatus on the Hepatitis C Virus Care Cascade and Injection Drug Use Among Persons Initiating Medication Treatment for Opioid Use Disorder. Open Forum Infectious Diseases 2022, 9: ofac624. PMID: 36467300, PMCID: PMC9709708, DOI: 10.1093/ofid/ofac624.Peer-Reviewed Original ResearchOpioid use disorderHepatitis C virusHCV treatment ratesHIV serostatusUse disordersHepatitis C virus (HCV) care cascadeHCV viral load testingTreatment ratesHCV treatment uptakeProspective cohort studyInjection drug useViral load testingGreater reductionDrug use frequencyHCV testingCare cascadeHCV antibodiesHIV screeningCohort studyHIV statusTreatment uptakeEntire cohortMedication treatmentC virusSerostatusFactors associated with retention on medications for opioid use disorder among a cohort of adults seeking treatment in the community
Biondi BE, Vander Wyk B, Schlossberg EF, Shaw A, Springer SA. Factors associated with retention on medications for opioid use disorder among a cohort of adults seeking treatment in the community. Addiction Science & Clinical Practice 2022, 17: 15. PMID: 35255967, PMCID: PMC8899775, DOI: 10.1186/s13722-022-00299-1.Peer-Reviewed Original ResearchConceptsOpioid use disorderHigher pain interferenceMOUD retentionPain interferenceUse disordersOngoing prospective cohort studySevere opioid use disorderProspective cohort studyMultivariable logistic regressionCohort of adultsMethadone doseAnalgesic effectBuprenorphine doseCohort studyOpioid useResultsA totalHigher oddsMOUDAdjusted modelHigh doseLogistic regressionBuprenorphineMethadoneDoseDiscontinuation
2021
Design and implementation of a prospective cohort study of persons living with and without HIV infection who are initiating medication treatment for opioid use disorder
Biondi BE, Mohanty S, Vander Wyk BV, Montgomery RR, Shaw AC, Springer SA. Design and implementation of a prospective cohort study of persons living with and without HIV infection who are initiating medication treatment for opioid use disorder. Contemporary Clinical Trials Communications 2021, 21: 100704. PMID: 33490708, PMCID: PMC7807244, DOI: 10.1016/j.conctc.2021.100704.Peer-Reviewed Original ResearchOpioid use disorderProspective cohort studyHIV infectionCohort studyMedication treatmentUse disordersDSM-5 opioid-use disordersLongitudinal studyBiological effectsHIV continuumMonth 6Immune responseDifferential biological effectsMOUDHIVSystems biology approachInfectionTreatmentDSM-5DisordersPersonsBiology approachMedicationsBuprenorphineMethadone