2023
Comparative effectiveness of second line glucose lowering drug treatments using real world data: emulation of a target trial
Deng Y, Polley E, Wallach J, Herrin J, Ross J, McCoy R. Comparative effectiveness of second line glucose lowering drug treatments using real world data: emulation of a target trial. BMJ Medicine 2023, 2: e000419. PMID: 37577025, PMCID: PMC10414064, DOI: 10.1136/bmjmed-2022-000419.Peer-Reviewed Original ResearchYear cumulative incidence rateCumulative incidence rateType 2 diabetesLiraglutide armMetabolic failureSitagliptin armGlycaemic controlInsulin glargineMedian timeIncidence rateComparative effectivenessCox proportional hazards regressionPropensity scoreTarget trialsInsulin glargine armProportional hazards regressionOptumLabs Data WarehouseTarget trial emulationStatistical analysis planMetformin monotherapyMacrovascular complicationsMicrovascular outcomesStudy drugStudy armsTrial emulation
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
Impact of SGLT2 inhibitors in comparison with DPP4 inhibitors on ascites and death in veterans with cirrhosis on metformin
Saffo S, Kaplan DE, Mahmud N, Serper M, John BV, Ross JS, Taddei T. Impact of SGLT2 inhibitors in comparison with DPP4 inhibitors on ascites and death in veterans with cirrhosis on metformin. Diabetes Obesity And Metabolism 2021, 23: 2402-2408. PMID: 34227216, PMCID: PMC8429193, DOI: 10.1111/dom.14488.Peer-Reviewed Original ResearchConceptsSodium-glucose cotransporter 2 inhibitorsDipeptidyl peptidase-4 inhibitorsPeptidase-4 inhibitorsDiabetes mellitusLiver diseaseNon-alcoholic fatty liver diseaseCotransporter 2 inhibitorsChronic liver diseaseFatty liver diseaseVeterans Affairs hospitalIncidence of ascitesAdditional pharmacotherapyTreat analysisElectronic health dataSGLT2 inhibitorsSGLT2i usersSurrogate biomarkerDPP4 inhibitorsMetabolic effectsPatientsCirrhosisPropensity scoreAscitesConfirmatory studiesMetformin