2022
Emulating the GRADE trial using real world data: retrospective comparative effectiveness study
Deng Y, Polley EC, Wallach JD, Dhruva SS, Herrin J, Quinto K, Gandotra C, Crown W, Noseworthy P, Yao X, Lyon TD, Shah ND, Ross JS, McCoy RG. Emulating the GRADE trial using real world data: retrospective comparative effectiveness study. The BMJ 2022, 379: e070717. PMID: 36191949, PMCID: PMC9527635, DOI: 10.1136/bmj-2022-070717.Peer-Reviewed Original ResearchConceptsSecondary outcomesMetformin monotherapyTreatment groupsRetrospective comparative effectiveness studyCox proportional hazards regressionPropensity scoreIncident microvascular complicationsNationwide claims databaseProportional hazards regressionType 2 diabetesComparative effectiveness studiesMacrovascular complicationsMicrovascular complicationsProspective trialAdverse eventsGlycemic controlHospital admissionInsulin glarginePrimary outcomeMedian timeHazards regressionClaims databaseObservational studyInverse propensity scoreEligibility criteria
2021
Physician variation in the de‐adoption of ineffective statin and fibrate therapy
Everhart A, Desai NR, Dowd B, Herrin J, Higuera L, Jeffery MM, Jena AB, Ross JS, Shah ND, Smith LB, Karaca‐Mandic P. Physician variation in the de‐adoption of ineffective statin and fibrate therapy. Health Services Research 2021, 56: 919-931. PMID: 33569804, PMCID: PMC8522575, DOI: 10.1111/1475-6773.13630.Peer-Reviewed Original ResearchMeSH KeywordsAgedDiabetes Mellitus, Type 2Drug Therapy, CombinationDrug UtilizationFemaleFibric AcidsGuideline AdherenceHumansHydroxymethylglutaryl-CoA Reductase InhibitorsHypoglycemic AgentsHypolipidemic AgentsLongitudinal StudiesMaleMedicare Part CMiddle AgedPractice Guidelines as TopicPractice Patterns, Physicians'Risk FactorsUnited StatesConceptsMedicare Advantage patientsType 2 diabetic patientsACCORD lipid trialFibrate useAdvantage patientsCommercial patientsPhysician characteristicsLIPID trialFibrate therapyDiabetic patientsPhysician variationDiabetes careType 2 diabetes diagnosisContinuous insurance enrollmentPatient diabetes carePhysician random effectsGlucose-lowering drugsElectronic health record dataHealth record dataReal-world data assetConcurrent statinCardiovascular eventsStatin usersClinical evidenceManagement visits
2016
Adoption 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/ribavirinInterferon-based regimensCommercial insurance databaseAdministrative claims dataChronic HCVLiver transplantElderly patientsHCV medicationsHepatitis CNew regimensLiver diseaseTreatment patternsInsurance databaseUrgent treatmentPrimary treatmentClaims data