2024
Missed Opportunities for Preexposure Prophylaxis Initiation in Hospitalized Persons With Opioid Use Disorder and Infectious Diseases
Parchinski K, Neirinckx V, Frank C, Di Paola A, Tarfa A, Shenoi S, Vander WyK B, Roth P, Ghantous T, Wegman M, Strong M, Levin F, Brady K, Nunes E, Litwin A, Springer S. Missed Opportunities for Preexposure Prophylaxis Initiation in Hospitalized Persons With Opioid Use Disorder and Infectious Diseases. Open Forum Infectious Diseases 2024, 11: ofae366. PMID: 39022389, PMCID: PMC11252843, DOI: 10.1093/ofid/ofae366.Peer-Reviewed Original ResearchNational 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 studyPrior Influenza Infection Mitigates SARS-CoV-2 Disease in Syrian Hamsters
Di Pietro C, Haberman A, Lindenbach B, Smith P, Bruscia E, Allore H, Vander Wyk B, Tyagi A, Zeiss C. Prior Influenza Infection Mitigates SARS-CoV-2 Disease in Syrian Hamsters. Viruses 2024, 16: 246. PMID: 38400021, PMCID: PMC10891789, DOI: 10.3390/v16020246.Peer-Reviewed Original ResearchConceptsTransient gene expressionSARS-CoV-2Viral replication pathwayReplication pathwayAntiviral pathwaysEndemism patternsUpregulation of innateGene expressionQuantitative RT-PCRMitigated weight lossDual-infected animalsSARS-CoV-2 viral loadSARS-CoV-2 infectionSyrian hamstersSeasonal infection ratesSARS-CoV-2 inoculationLungs of animalsIndividual virusesSARS-CoV-2 diseaseUpper respiratory tractH1N1 infectionRT-PCRBronchoalveolar lavageViral loadCytokine levelsLongitudinal 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
Early cellular and molecular signatures correlate with severity of West Nile virus infection
Lee H, Zhao Y, Fleming I, Mehta S, Wang X, Vander Wyk B, Ronca S, Kang H, Chou C, Fatou B, Smolen K, Levy O, Clish C, Xavier R, Steen H, Hafler D, Love J, Shalek A, Guan L, Murray K, Kleinstein S, Montgomery R. Early cellular and molecular signatures correlate with severity of West Nile virus infection. IScience 2023, 26: 108387. PMID: 38047068, PMCID: PMC10692672, DOI: 10.1016/j.isci.2023.108387.Peer-Reviewed Original ResearchWest Nile virusEffective anti-viral responseInnate immune cell typesWest Nile virus infectionPro-inflammatory markersAcute time pointsImmune cell typesAnti-viral responseMolecular signaturesHost cellular activitiesAcute infectionAsymptomatic donorsPeripheral bloodSevere infectionsVirus infectionImmune responseSevere casesCell activityIll individualsSerum proteomicsInfectionInfection severityHigh expressionTime pointsNile virusA 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 variabilityDectin-1 stimulation promotes a distinct inflammatory signature in the setting of HIV-infection and aging
Kumar A, Wang J, Esterly A, Radcliffe C, Zhou H, Wyk B, Allore H, Tsang S, Barakat L, Mohanty S, Zhao H, Shaw A, Zapata H. Dectin-1 stimulation promotes a distinct inflammatory signature in the setting of HIV-infection and aging. Aging 2023, 15: 7866-7908. PMID: 37606991, PMCID: PMC10497004, DOI: 10.18632/aging.204927.Peer-Reviewed Original ResearchConceptsDectin-1 stimulationDendritic cellsHIV-positive older adultsOlder adultsDectin-1 functionDistinct immune signaturesDistinct inflammatory signatureMonocytes of HIVCohort of HIVIFN-α productionPro-inflammatory environmentIFN-γ responsesPro-inflammatory phenotypeInnate immune receptorsDistinct gene signaturesStimulation of monocytesInflammatory signatureImmune signaturesHIV infectionIL-12Macrophage signatureCytokine productionIL-6Cytokine increaseHIVAssociations between dementia staging, neuropsychiatric behavioral symptoms, and divorce or separation in late life: A case control study
Monin J, McAvay G, Zang E, Vander Wyk B, Carrión C, Allore H. Associations between dementia staging, neuropsychiatric behavioral symptoms, and divorce or separation in late life: A case control study. PLOS ONE 2023, 18: e0289311. PMID: 37585365, PMCID: PMC10431668, DOI: 10.1371/journal.pone.0289311.Peer-Reviewed Original ResearchConceptsAdjusted odds ratioAlzheimer's Disease Research CenterAgitation/aggressionDepression/dysphoriaCase-control studyElation/euphoriaNational Alzheimer's Coordinating CenterDisease Research CenterBehavioral symptomsDivorce/separationOlder adultsCoordinating CenterDementia stagingConditional logistic regressionStages of dementiaCase/control statusInitial visitOdds ratioIndividual symptomsNPI scoresStandardized clinical informationClinical informationMarried casesGreater oddsControl studyInteraction Between Frailty and Dementia—Reply
Gill T, Vander Wyk B, Becher R. Interaction Between Frailty and Dementia—Reply. JAMA Surgery 2023, 158: 889-889. PMID: 37017979, DOI: 10.1001/jamasurg.2023.0381.Commentaries, Editorials and LettersCorrigendum to ‘Maintenance on extended-release naltrexone is associated with reduced injection opioid use among justice-involved persons with opioid use disorder’ [J. Subst. Abuse Treat. vol. 142 (2022)/108852]
Lier A, Seval N, Vander Wyk B, Di Paola A, Springer S. Corrigendum to ‘Maintenance on extended-release naltrexone is associated with reduced injection opioid use among justice-involved persons with opioid use disorder’ [J. Subst. Abuse Treat. vol. 142 (2022)/108852]. Journal Of Substance Use And Addiction Treatment 2023, 150: 209074. PMID: 37271717, DOI: 10.1016/j.josat.2023.209074.Peer-Reviewed Original ResearchHigh-throughput functional analysis of autism genes in zebrafish identifies convergence in dopaminergic and neuroimmune pathways
Mendes H, Neelakantan U, Liu Y, Fitzpatrick S, Chen T, Wu W, Pruitt A, Jin D, Jamadagni P, Carlson M, Lacadie C, Enriquez K, Li N, Zhao D, Ijaz S, Sakai C, Szi C, Rooney B, Ghosh M, Nwabudike I, Gorodezky A, Chowdhury S, Zaheer M, McLaughlin S, Fernandez J, Wu J, Eilbott J, Vander Wyk B, Rihel J, Papademetris X, Wang Z, Hoffman E. High-throughput functional analysis of autism genes in zebrafish identifies convergence in dopaminergic and neuroimmune pathways. Cell Reports 2023, 42: 112243. PMID: 36933215, PMCID: PMC10277173, DOI: 10.1016/j.celrep.2023.112243.Peer-Reviewed Original ResearchConceptsGene lossFunctional analysisHigh-throughput functional analysisZebrafish mutantsGene discoverySelect mutantsASD genesAutism genesKey pathwaysASD biologyBrain size differencesMutantsGenesSize differencesPathwayGlobal increaseRelevant mechanismsBiologyCentral challengeNeuroimmune dysfunctionRegionFunctionDiscoveryAutism spectrum disorderFeatured Cover
Konstorum A, Mohanty S, Zhao Y, Melillo A, Vander Wyk B, Nelson A, Tsang S, Blevins T, Belshe R, Chawla D, Rondina M, Gill T, Montgomery R, Allore H, Kleinstein S, Shaw A. Featured Cover. Aging Cell 2023, 22 PMCID: PMC9924937, DOI: 10.1111/acel.13801.Peer-Reviewed Original ResearchPlatelet response to influenza vaccination reflects effects of aging
Konstorum A, Mohanty S, Zhao Y, Melillo A, Vander Wyk B, Nelson A, Tsang S, Blevins T, Belshe R, Chawla D, Rondina M, Gill T, Montgomery R, Allore H, Kleinstein S, Shaw A. Platelet response to influenza vaccination reflects effects of aging. Aging Cell 2023, 22: e13749. PMID: 36656789, PMCID: PMC9924941, DOI: 10.1111/acel.13749.Peer-Reviewed Original ResearchConceptsCommunity-dwelling older adultsPlatelet activationOlder adultsInfluenza vaccinationAge-associated chronic inflammationInfluence platelet functionRNA expressionPro-inflammatory diseasesAge-associated increasePlatelet activation pathwaysAge-associated differencesActivation pathwayPlatelet transcriptomeGeriatric conditionsChronic inflammationImmune responsePlatelet functionPlatelet responseSNF residentsVaccinationActivation responseYoung individualsProtein levelsAdultsYounger participants
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 virusSerostatusReview and evaluation of imputation methods for multivariate longitudinal data with mixed‐type incomplete variables
Cao Y, Allore H, Vander Wyk B, Gutman R. Review and evaluation of imputation methods for multivariate longitudinal data with mixed‐type incomplete variables. Statistics In Medicine 2022, 41: 5844-5876. PMID: 36220138, PMCID: PMC9771917, DOI: 10.1002/sim.9592.Peer-Reviewed Original ResearchConceptsImputation methodsEfficient imputation methodJoint modelingIntensive computationAccessible softwareData patternsIncomplete longitudinal dataMultivariate longitudinal dataMissing valuesData variablesIncomplete variablesMultivariate distributionsMultiple imputation procedureConditional distributionLinear multilevel modelsHierarchical modelEntire setImputation procedureVariance estimatesMI methodConditional specificationConditional modelSetSoftwareMultiple imputationDevelopment 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 markerHospitalizationMaintenance on extended-release naltrexone is associated with reduced injection opioid use among justice-involved persons with opioid use disorder
Lier AJ, Seval N, Vander Wyk B, Di Paola A, Springer SA. Maintenance on extended-release naltrexone is associated with reduced injection opioid use among justice-involved persons with opioid use disorder. Journal Of Substance Use And Addiction Treatment 2022, 142: 108852. PMID: 35988513, PMCID: PMC9509444, DOI: 10.1016/j.jsat.2022.108852.Peer-Reviewed Original ResearchConceptsInjection opioid useOpioid use disorderHepatitis C virusOpioid useXR-NTXOpioid injectionUse disordersDouble-blind placebo-controlled trialExtended-release naltrexonePlacebo-controlled trialCopies/mLIntravenous opioid useTransmission of HIVJustice-involved populationsJustice-involved participantsInjection equipmentHigh treatment groupJustice-involved personsHCV antibodiesHIV RNAPlacebo groupTreat analysisC virusInjection useJustice-involved individualsModeling pandemic to endemic patterns of SARS-CoV-2 transmission using parameters estimated from animal model data
Mullin S, Vander Wyk B, Asher JL, Compton SR, Allore HG, Zeiss CJ. Modeling pandemic to endemic patterns of SARS-CoV-2 transmission using parameters estimated from animal model data. PNAS Nexus 2022, 1: pgac096. PMID: 35799833, PMCID: PMC9254158, DOI: 10.1093/pnasnexus/pgac096.Peer-Reviewed Original ResearchSARS-CoV-2 transmissionNatural infectionDuration of immunitySARS-CoV-2 pandemicAnimal model dataEndemic stateHeterologous vaccinationMedian timeCoronaviral diseaseDeterministic compartmental modelNatural immunityLow prevalenceCoronaviral infectionVaccinationViral transmissionInfectionTransmissible variantsImmunityEndemic patternReinfection dataNatural exposureReinfectionEndemic stabilityVariable durationAnimals