2023
Financial Conflicts of Interest in Public Comments on Medicare National Coverage Determinations of Medical Devices
Lu A, Ji R, Ge A, Ross J, Ramachandran R, Redberg R, Dhruva S. Financial Conflicts of Interest in Public Comments on Medicare National Coverage Determinations of Medical Devices. JAMA 2023, 330: 1094-1096. PMID: 37589985, PMCID: PMC10436180, DOI: 10.1001/jama.2023.14414.Peer-Reviewed Original ResearchAssociation of Receipt of Paycheck Protection Program Loans With Staffing Patterns Among US Nursing Homes
Travers J, McGarry B, Friedman S, Holaday L, Ross J, Lopez L, Chen K. Association of Receipt of Paycheck Protection Program Loans With Staffing Patterns Among US Nursing Homes. JAMA Network Open 2023, 6: e2326122. PMID: 37498597, PMCID: PMC10375300, DOI: 10.1001/jamanetworkopen.2023.26122.Peer-Reviewed Original ResearchConceptsUS nursing homesNursing homesPaycheck Protection ProgramPPP loansMean differenceEconomic evaluationLoan programsLoan recipientsAssociation of receiptArea Deprivation IndexHealthcare Cost Report Information SystemAgriculture Rural-Urban Continuum CodesRural-Urban Continuum CodesTotal weekly hoursEvent study approachNursing Home CompareMinimum Data SetSmall Business AdministrationPaycheck Protection Program (PPP) loansMAIN OUTCOMELPN hoursPractical nursesResident careLoan amountStudy periodTrends in the Use of Gabapentinoids and Opioids in the Postoperative Period Among Older Adults
Bongiovanni T, Gan S, Finlayson E, Ross J, Harrison J, Boscardin W, Steinman M. Trends in the Use of Gabapentinoids and Opioids in the Postoperative Period Among Older Adults. JAMA Network Open 2023, 6: e2318626. PMID: 37326989, PMCID: PMC10276300, DOI: 10.1001/jamanetworkopen.2023.18626.Peer-Reviewed Original ResearchConceptsPostoperative periodCross-sectional studyGabapentinoid prescribingSurgical proceduresConcomitant prescribingGabapentinoid prescriptionOlder adultsPostoperative prescribingProcedure typeSerial cross-sectional studyPatients 66 yearsUse of gabapentinoidsProportion of patientsTotal study cohortAdverse drug eventsCommon surgical procedureConcurrent prescribingMultimodal painPostoperative opioidsOpioid prescribingOpioid usePain SocietyStudy cohortMean ageDrug eventsLongitudinal Patterns in Testosterone Prescribing After US FDA Safety Communication in 2014
Sankar A, Everhart A, Jena A, Jeffery M, Ross J, Shah N, Karaca-Mandic P. Longitudinal Patterns in Testosterone Prescribing After US FDA Safety Communication in 2014. The Joint Commission Journal On Quality And Patient Safety 2023, 49: 458-466. PMID: 37380503, DOI: 10.1016/j.jcjq.2023.05.003.Peer-Reviewed Original ResearchConceptsCoronary artery diseaseFDA safety communicationPhysician characteristicsLabel prescribingCare physiciansTestosterone prescribingService administrative claims dataNon-primary care physiciansCertain physician characteristicsDrug Administration (FDA) safety communicationPrimary care physiciansAdministrative claims dataCase mix indexTestosterone therapyArtery diseaseTestosterone prescriptionsPrescribing levelsMean agePrescription trendsTeaching hospitalClaims dataPrescription levelsMedicare feePrescribingUS FoodPain Management in Older Adults Before and During the First Year of COVID-19 Pandemic: Prevalence, Trends, and Correlates
Manhapra A, Fortinsky R, Berg K, Ross J, Rhee T. Pain Management in Older Adults Before and During the First Year of COVID-19 Pandemic: Prevalence, Trends, and Correlates. The Journals Of Gerontology Series A 2023, 78: 1627-1640. PMID: 37096328, PMCID: PMC10460550, DOI: 10.1093/gerona/glad115.Peer-Reviewed Original ResearchConceptsHigh-impact chronic painChronic painPain managementOlder adultsCoronavirus diseasePain treatmentNational Health Interview SurveyNonpharmacological pain treatmentsUtilization of opioidsHealth Interview SurveyUS older adultsFirst yearOpioid useNonpharmacological treatmentsNonpharmacological interventionsTreatment utilizationLong-term effectsPainU.S. adultsPrevalenceInterview SurveyDiseaseAdultsCOVID-19 pandemicTreatmentTrends in Spending and Claims for P2Y12 Inhibitors by Medicare and Medicaid From 2015 to 2020
Essa M, Ross J, Dhruva S, Desai N, Yeh R, Faridi K. Trends in Spending and Claims for P2Y12 Inhibitors by Medicare and Medicaid From 2015 to 2020. Journal Of The American Heart Association 2023, 12: e028869. PMID: 37042289, PMCID: PMC10227267, DOI: 10.1161/jaha.122.028869.Peer-Reviewed Original ResearchIdentifying treatment heterogeneity in atrial fibrillation using a novel causal machine learning method
Ngufor C, Yao X, Inselman J, Ross J, Dhruva S, Graham D, Lee J, Siontis K, Desai N, Polley E, Shah N, Noseworthy P, MN; New Haven C. Identifying treatment heterogeneity in atrial fibrillation using a novel causal machine learning method. American Heart Journal 2023, 260: 124-140. PMID: 36893934, PMCID: PMC10615250, DOI: 10.1016/j.ahj.2023.02.015.Peer-Reviewed Original ResearchConceptsOral anticoagulantsAtrial fibrillationPatient subgroupsComposite outcomeIschemic strokeEffect of OACsLifelong oral anticoagulationNonvitamin K antagonistNew oral anticoagulantsNonvalvular atrial fibrillationPrimary composite outcomeGlomerular filtration rateFuture prospective studiesOptumLabs Data WarehousePopulation-level effectivenessOAC useOral anticoagulationVASc scoreCause mortalityK antagonistsPrimary endpointWarfarin usersRenal functionAF patientsEntire cohort
2022
Medicare’s National Coverage Determination for Aducanumab — A One-Off or a Pragmatic Path Forward?
Dhruva SS, Ramachandran R, Ross JS. Medicare’s National Coverage Determination for Aducanumab — A One-Off or a Pragmatic Path Forward? New England Journal Of Medicine 2022, 387: 1539-1541. PMID: 36301560, DOI: 10.1056/nejmp2210198.Commentaries, Editorials and LettersProlonged use of newly prescribed gabapentin after surgery
Bongiovanni T, Gan S, Finlayson E, Ross J, Harrison JD, Boscardin J, Steinman MA. Prolonged use of newly prescribed gabapentin after surgery. Journal Of The American Geriatrics Society 2022, 70: 3560-3569. PMID: 36000860, PMCID: PMC9771946, DOI: 10.1111/jgs.18005.Peer-Reviewed Original ResearchConceptsUse of gabapentinProlonged useOpioid useNon-opioid pain medicationsHigher Charlson comorbidity scoreOlder adultsPostoperative opioid prescribingProlonged opioid useCharlson comorbidity scoreLength of stayAdverse drug eventsTotal hip replacementLogistic regression modelsGabapentinoid useMore comorbiditiesComorbidity scoreGabapentin useOpioid prescribingOpioid prescriptionsDischarge dispositionEmergency surgeryPain medicationPatient characteristicsPrimary outcomeMultivariable analysisSafety and Effectiveness of a Catheter With Contact Force and 6-Hole Irrigation for Ablation of Persistent Atrial Fibrillation in Routine Clinical Practice
Dhruva SS, Zhang S, Chen J, Noseworthy PA, Doshi AA, Agboola KM, Herrin J, Jiang G, Yu Y, Cafri G, Farr K, Ervin KR, Ross JS, Coplan PM, Drozda JP. Safety and Effectiveness of a Catheter With Contact Force and 6-Hole Irrigation for Ablation of Persistent Atrial Fibrillation in Routine Clinical Practice. JAMA Network Open 2022, 5: e2227134. PMID: 35976649, PMCID: PMC9386540, DOI: 10.1001/jamanetworkopen.2022.27134.Peer-Reviewed Original ResearchConceptsPersistent AF ablationRoutine clinical practiceMercy HealthAF ablationMayo ClinicSafety outcomesClinical practiceCatheter groupCohort studyCatheter ablationPersistent AFParoxysmal atrial fibrillation ablationThermocool SmartTouch catheterComposite of deathPrimary safety outcomeAtrial fibrillation ablationPersistent atrial fibrillationElectronic health record dataHealth system dataHealth record dataHealth care systemSmartTouch catheterThromboembolic eventsFibrillation ablationProcedural complicationsMedicare Coverage and Out-of-Pocket Costs of Quadruple Drug Therapy for Heart Failure
Faridi K, Dayoub E, Ross J, Dhruva S, Ahmad T, Desai N. Medicare Coverage and Out-of-Pocket Costs of Quadruple Drug Therapy for Heart Failure. Journal Of The American College Of Cardiology 2022, 79: 2516-2525. PMID: 35738713, DOI: 10.1016/j.jacc.2022.04.031.Peer-Reviewed Original ResearchConceptsSodium-glucose cotransporter 2 inhibitorsAngiotensin receptor neprilysin inhibitorQuadruple therapyOOP costsMedicare coveragePocket costsAngiotensin-converting enzyme inhibitorPrior authorizationAngiotensin receptor blockersQuadruple drug therapyCotransporter 2 inhibitorsMineralocorticoid receptor antagonistsReduced ejection fractionDrug plansReceptor blockersEjection fractionHeart failureDrug therapyReceptor antagonistPrescription drug plansMedicare patientsEnzyme inhibitorsTherapyRegimensMedication pricesHospital-Administered Cancer Therapy Prices for Patients With Private Health Insurance
Xiao R, Ross JS, Gross CP, Dusetzina SB, McWilliams JM, Sethi RKV, Rathi VK. Hospital-Administered Cancer Therapy Prices for Patients With Private Health Insurance. JAMA Internal Medicine 2022, 182: 603-611. PMID: 35435948, PMCID: PMC9016607, DOI: 10.1001/jamainternmed.2022.1022.Peer-Reviewed Original ResearchConceptsCancer CenterCancer therapyCross-sectional studyHospital acquisition costNational Cancer InstituteCross-sectional analysisPrimary outcomeSecondary outcomesPrivate health insuranceMAIN OUTCOMEClinical careCancer InstituteMedicare Part B spendingTherapyAcquisition costsPart B spendingHospitalCancer treatmentHealth insuranceFinancial burdenB spendingPatientsSame centerOutcomesPayersAssociation Between Generic-to-Generic Levothyroxine Switching and Thyrotropin Levels Among US Adults
Brito JP, Deng Y, Ross JS, Choi NH, Graham DJ, Qiang Y, Rantou E, Wang Z, Zhao L, Shah ND, Lipska KJ. Association Between Generic-to-Generic Levothyroxine Switching and Thyrotropin Levels Among US Adults. JAMA Internal Medicine 2022, 182: 418-425. PMID: 35226058, PMCID: PMC8886450, DOI: 10.1001/jamainternmed.2022.0045.Peer-Reviewed Original ResearchConceptsComparative effectiveness research studyIndex dateProportion of patientsTSH levelsNormal TSH levelsMIU/LThyrotropin levelsLevothyroxine productsGeneric levothyroxineNational administrative claims databasePropensity-matched patient pairsBaseline TSH levelsMean TSH levelsThyroid replacement therapyAdministrative claims databaseCurrent guideline recommendationsSerum thyrotropin levelsOptumLabs Data WarehouseStandardized mean differenceLevothyroxine doseLevothyroxine prescriptionsPropensity matchingGuideline recommendationsClaims databaseReplacement therapyRates of, and factors associated with, switching among generic levothyroxine preparations in commercially insured American adults
Brito JP, Deng Y, Ross JS, Choi NH, Graham DJ, Qiang Y, Rantou E, Wang Z, Zhao L, Shah ND, Lipska KJ. Rates of, and factors associated with, switching among generic levothyroxine preparations in commercially insured American adults. Endocrine 2022, 76: 349-358. PMID: 35107758, PMCID: PMC9210352, DOI: 10.1007/s12020-022-02987-z.Peer-Reviewed Original ResearchConceptsL-thyroxineLarge administrative claims databaseMultivariate logistic regression analysisAdministrative claims databaseThyroid hormone valuesLogistic regression analysisNumber of pharmaciesSettingRetrospective studyPrescription fillsTreatment initiationGuideline recommendationsThyroid surgeryClaims databaseFill dateMean ageHormone valuesLevothyroxine preparationsMore pharmaciesPractice guidelinesAdditional studiesGeneric preparationsNational dataAmerican adultsPatientsRegression analysisAssessment of Hypothetical Out-of-Pocket Costs of Guideline-Recommended Medications for the Treatment of Older Adults With Multiple Chronic Conditions, 2009 and 2019
Zhou T, Liu P, Dhruva SS, Shah ND, Ramachandran R, Berg KM, Ross JS. Assessment of Hypothetical Out-of-Pocket Costs of Guideline-Recommended Medications for the Treatment of Older Adults With Multiple Chronic Conditions, 2009 and 2019. JAMA Internal Medicine 2022, 182: 185-195. PMID: 34982097, PMCID: PMC8728660, DOI: 10.1001/jamainternmed.2021.7457.Peer-Reviewed Original ResearchMeSH KeywordsAgedAtrial FibrillationChronic DiseaseCross-Sectional StudiesDiabetes Mellitus, Type 2Drug CostsHealth ExpendituresHeart FailureHumansHypercholesterolemiaHypertensionMedicare Part CMedicare Part DMultiple Chronic ConditionsOsteoarthritisOsteoporosisPrescription DrugsPulmonary Disease, Chronic ObstructiveRetrospective StudiesUnited StatesConceptsCommon chronic diseasesGuideline-recommended medicationsGuideline-recommended managementPrescription drug plansCross-sectional studyChronic conditionsChronic diseasesPocket costsOlder adultsOutpatient medicationsMedicare prescription drug plansInitial treatmentMedicare Advantage plansRetrospective cross-sectional studyMultiple chronic conditionsMedicare Part D plansPart D plansSubstantial financial burdenAtrial fibrillationMAIN OUTCOMEExclusion criteriaMedicare beneficiariesAnnual outHypothetical patientsMedicationsAssociation of Psychiatric Diagnoses and Medicaid Coverage with Length of Stay Among Inpatients Discharged to Skilled Nursing Facilities
Bartlett VL, Ross JS, Balasuriya L, Rhee TG. Association of Psychiatric Diagnoses and Medicaid Coverage with Length of Stay Among Inpatients Discharged to Skilled Nursing Facilities. Journal Of General Internal Medicine 2022, 37: 3070-3079. PMID: 35048298, PMCID: PMC9485316, DOI: 10.1007/s11606-021-07320-4.Peer-Reviewed Original ResearchConceptsSkilled nursing facilitiesLength of staySubstance use diagnosesPsychiatric diagnosisHospital stayDischarge diagnosisPrimary payorUse diagnosesNursing facilitiesMedicaid coverageRetrospective cross-sectional study designPrimary discharge diagnosisCross-sectional study designNational Inpatient SampleDiagnosis-related groupsMultivariable adjustmentGeometric mean lengthMedian lengthInpatient hospitalizationInpatient SampleMedicaid patientsMedicare patientsInpatient dischargesMAIN OUTCOMEPatients
2021
Loneliness, sadness, and feelings of social disconnection in older adults during the COVID‐19 pandemic
Holaday LW, Oladele CR, Miller SM, Dueñas MI, Roy B, Ross JS. Loneliness, sadness, and feelings of social disconnection in older adults during the COVID‐19 pandemic. Journal Of The American Geriatrics Society 2021, 70: 329-340. PMID: 34850379, PMCID: PMC8896574, DOI: 10.1111/jgs.17599.Peer-Reviewed Original ResearchConceptsPrimary careMedicare beneficiariesMultivariable logistic regression modelCOVID-19 pandemicOlder adultsOlder Medicare beneficiariesFeelings of lonelinessHistory of depressionPublic health measuresCross-sectional analysisLogistic regression modelsRace/ethnicitySubsequent morbidityLower oddsBlack beneficiariesHealth measuresSocial disconnectionSociodemographic variablesAssociation of Fluoroquinolone Prescribing Rates With Black Box Warnings from the US Food and Drug Administration
Sankar A, Swanson KM, Zhou J, Jena AB, Ross JS, Shah ND, Karaca-Mandic P. Association of Fluoroquinolone Prescribing Rates With Black Box Warnings from the US Food and Drug Administration. JAMA Network Open 2021, 4: e2136662. PMID: 34851398, PMCID: PMC8637256, DOI: 10.1001/jamanetworkopen.2021.36662.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overAmbulatory CareAnti-Bacterial AgentsBronchitisCross-Sectional StudiesDrug LabelingDrug PrescriptionsFemaleFluoroquinolonesHealth Plan ImplementationHumansInterrupted Time Series AnalysisMaleMedicareMiddle AgedPractice Patterns, Physicians'SinusitisUnited StatesUnited States Food and Drug AdministrationUrinary Tract InfectionsConceptsPrescribing of fluoroquinolonesCross-sectional studyBlack box warningFDA warningCare physiciansPrescribing levelsBox warningMAIN OUTCOMEUS FoodDrug AdministrationMedicare administrative claims dataUncomplicated urinary tract infectionsNon-primary care physiciansAcute care visitsUrinary tract infectionFDA black box warningPrimary care physiciansAdministrative claims dataCase mix indexFluoroquinolone prescriptionsPrescribing trendsCare visitsPrescribing ratesTract infectionsOutpatient visitsReal-world Cardiovascular Outcomes Associated With Degarelix vs Leuprolide for Prostate Cancer Treatment
Wallach JD, Deng Y, McCoy RG, Dhruva SS, Herrin J, Berkowitz A, Polley EC, Quinto K, Gandotra C, Crown W, Noseworthy P, Yao X, Shah ND, Ross JS, Lyon TD. Real-world Cardiovascular Outcomes Associated With Degarelix vs Leuprolide for Prostate Cancer Treatment. JAMA Network Open 2021, 4: e2130587. PMID: 34677594, PMCID: PMC8536955, DOI: 10.1001/jamanetworkopen.2021.30587.Peer-Reviewed Original ResearchConceptsMajor adverse cardiovascular eventsSecondary end pointsMyocardial infarctionClinical trialsCardiovascular diseaseProstate cancerCardiovascular eventsEnd pointRisk of MACELarge US administrative claims databasePropensity-matched cohort studyUS administrative claims databasePropensity score-matched patientsAdverse cardiovascular eventsPrimary end pointAdministrative claims databaseProportional hazards regressionRandomized clinical trialsAdministrative claims dataTrial eligibility criteriaMedicare Advantage beneficiariesProstate cancer treatmentReal-world evidenceElectronic health recordsCardiovascular outcomesPhysician Network Connections Associated With Faster De-Adoption of Dronedarone for Permanent Atrial Fibrillation
Stecher C, Everhart A, Smith LB, Jena A, Ross JS, Desai NR, Shah N, Karaca-Mandic P. Physician Network Connections Associated With Faster De-Adoption of Dronedarone for Permanent Atrial Fibrillation. Circulation Cardiovascular Quality And Outcomes 2021, 14: e008040. PMID: 34555928, PMCID: PMC8530939, DOI: 10.1161/circoutcomes.121.008040.Peer-Reviewed Original Research