2024
Use of Muscle Relaxants After Surgery in Traditional Medicare Part D Enrollees
Bongiovanni T, Gan S, Finlayson E, Ross J, Harrison J, Boscardin J, Steinman M. Use of Muscle Relaxants After Surgery in Traditional Medicare Part D Enrollees. Drugs & Aging 2024, 41: 615-622. PMID: 38980644, PMCID: PMC11249446, DOI: 10.1007/s40266-024-01124-x.Peer-Reviewed Original ResearchConceptsMuscle relaxant prescriptionsOlder adultsSpine proceduresPain controlMuscle relaxationRisk of prolonged useProlonged useMedication-related problemsDecreased opioid useRates of prescribingMuscle relaxant useResultsThe study cohortPostoperative pain managementPrescribed to patientsYears of agePostoperative prescribingStudy DesignUsingNonopioid medicationsOpioid useOpioid prescribingMedicare Part DPostoperative periodMedicare Part D enrolleesRetrospective analysisPain management
2017
Association between FDA black box warnings and Medicare formulary coverage changes.
Dhruva SS, Karaca-Mandic P, Shah ND, Shaw DL, Ross JS. Association between FDA black box warnings and Medicare formulary coverage changes. The American Journal Of Managed Care 2017, 23: e310-e315. PMID: 29087169.Peer-Reviewed Original ResearchConceptsFDA black box warningBlack box warningNew black box warningsBox warningCardiovascular riskDrug alternativesNew safety informationMajority of drugsFormulary changeRetrospective analysisFormulary coverageFormularyDrugsCapsule formulationSubstantial proportionMedicationsDeathRiskSafety informationFDAYears
2016
Intensive Treatment and Severe Hypoglycemia Among Adults With Type 2 Diabetes
McCoy RG, Lipska KJ, Yao X, Ross JS, Montori VM, Shah ND. Intensive Treatment and Severe Hypoglycemia Among Adults With Type 2 Diabetes. JAMA Internal Medicine 2016, 176: 969-78. PMID: 27273792, PMCID: PMC5380118, DOI: 10.1001/jamainternmed.2016.2275.Peer-Reviewed Original ResearchConceptsType 2 diabetesHigh clinical complexityRisk-adjusted probabilitySevere hypoglycemiaIntensive treatmentClinical complexityStandard treatmentIntensive glucose-lowering treatmentEnd-stage renal diseasePatient clinical complexityGlucose-lowering medicationsGlucose-lowering treatmentUse of insulinRisk of hypoglycemiaOptumLabs Data WarehouseAdults 18 yearsSerious chronic conditionsEligible patientsHbA1c levelsRenal diseaseHbA1c testEmergency departmentChronic conditionsPractice guidelinesRetrospective analysisAdoption of new agents and changes in treatment patterns for hepatitis C: 2010-2014.
Yao X, Sangaralingham LR, Ross JS, Shah ND, Talwalkar JA. Adoption of new agents and changes in treatment patterns for hepatitis C: 2010-2014. The American Journal Of Managed Care 2016, 22: e224-32. PMID: 27355910.Peer-Reviewed Original ResearchMeSH KeywordsAdultAntiviral AgentsDatabases, FactualDrug Therapy, CombinationFemaleHealth Care CostsHepacivirusHepatitis C, ChronicHumansInsurance Claim ReviewInterferonsLogistic ModelsMaleMiddle AgedOligopeptidesPredictive Value of TestsRetrospective StudiesRibavirinSofosbuvirTreatment OutcomeUnited StatesConceptsTreatment ratesNew medicationsRetrospective analysisHepatitis C virus medicationsOptum Labs Data WarehouseUS commercial insurance databaseLedipasvir/sofosbuvirMedian OOP costsNew HCV medicationsInterferon-based regimensInterferon/ribavirinCommercial insurance databaseAdministrative claims dataChronic HCVLiver transplantElderly patientsHCV medicationsHepatitis CNew regimensLiver diseaseTreatment patternsInsurance databaseUrgent treatmentPrimary treatmentClaims data
2015
HbA1c overtesting and overtreatment among US adults with controlled type 2 diabetes, 2001-13: observational population based study
McCoy RG, Van Houten HK, Ross JS, Montori VM, Shah ND. HbA1c overtesting and overtreatment among US adults with controlled type 2 diabetes, 2001-13: observational population based study. The BMJ 2015, 351: h6138. PMID: 26646052, PMCID: PMC4673101, DOI: 10.1136/bmj.h6138.Peer-Reviewed Original ResearchConceptsType 2 diabetesGlycemic controlControlled type 2 diabetesNational administrative claims databaseExcessive testingAdministrative claims databaseGood glycemic controlStable glycemic controlStudy patientsTreatment intensificationSevere hypoglycemiaTreatment regimenStudy cohortUS patientsClaims databasePotential overtreatmentUS cohortHypoglycemic drugsInsulin treatmentPatient burdenRetrospective analysisStudy populationUS adultsDiabetes managementObservational population
2014
Trends in Use of Ezetimibe After the ENHANCE Trial, 2007 Through 2010
Ross JS, Frazee SG, Garavaglia SB, Levin R, Novshadian H, Jackevicius CA, Stettin G, Krumholz HM. Trends in Use of Ezetimibe After the ENHANCE Trial, 2007 Through 2010. JAMA Internal Medicine 2014, 174: 1486-1493. PMID: 25070672, PMCID: PMC4208827, DOI: 10.1001/jamainternmed.2014.3404.Peer-Reviewed Original ResearchConceptsLipid-lowering agentsENHANCE trialEzetimibe useEzetimibe initiationPharmacy benefit managersUse of ezetimibeProgression of atherosclerosisAdults 18 yearsHalf of adultsAtherosclerosis regression trialsPredictors of useBenefit managersEzetimibe monotherapyMonotherapy usersMedication initiationEligible adultsPrescription claimsCholesterol levelsRetrospective analysisMAIN OUTCOMEAdult beneficiariesUS census divisionsDiscontinuationRegression trialsEzetimibe
2007
Certificate of Need Regulation and Cardiac Catheterization Appropriateness After Acute Myocardial Infarction
Ross JS, Ho V, Wang Y, Cha SS, Epstein AJ, Masoudi FA, Nallamothu BK, Krumholz HM. Certificate of Need Regulation and Cardiac Catheterization Appropriateness After Acute Myocardial Infarction. Circulation 2007, 115: 1012-1019. PMID: 17283258, DOI: 10.1161/circulationaha.106.658377.Peer-Reviewed Original ResearchConceptsAcute myocardial infarctionMyocardial infarctionCardiac catheterizationHospital coronary artery bypass graft surgeryCoronary artery bypass graft surgeryArtery bypass graft surgeryLower ratesUS acute care hospitalsCardiac catheterization capabilitiesChart-abstracted dataBypass graft surgeryDay of admissionAcute care hospitalsComplex medical careQuality of careGraft surgeryCatheterization ratesClinical characteristicsCON regulationsHospital characteristicsMedicare patientsRetrospective analysisCatheterizationHealthcare costsFull cohort