2023
Multinational patterns of second line antihyperglycaemic drug initiation across cardiovascular risk groups: federated pharmacoepidemiological evaluation in LEGEND-T2DM
Khera R, Dhingra L, Aminorroaya A, Li K, Zhou J, Arshad F, Blacketer C, Bowring M, Bu F, Cook M, Dorr D, Duarte-Salles T, DuVall S, Falconer T, French T, Hanchrow E, Horban S, Lau W, Li J, Liu Y, Lu Y, Man K, Matheny M, Mathioudakis N, McLemore M, Minty E, Morales D, Nagy P, Nishimura A, Ostropolets A, Pistillo A, Posada J, Pratt N, Reyes C, Ross J, Seager S, Shah N, Simon K, Wan E, Yang J, Yin C, You S, Schuemie M, Ryan P, Hripcsak G, Krumholz H, Suchard M. Multinational patterns of second line antihyperglycaemic drug initiation across cardiovascular risk groups: federated pharmacoepidemiological evaluation in LEGEND-T2DM. BMJ Medicine 2023, 2: e000651. PMID: 37829182, PMCID: PMC10565313, DOI: 10.1136/bmjmed-2023-000651.Peer-Reviewed Original ResearchType 2 diabetes mellitusSecond-line treatmentCardiovascular risk groupsDiabetes mellitusCardiovascular diseaseAntihyperglycaemic drugsLine treatmentRisk groupsObservational Health Data SciencesGlucagon-like peptide-1 receptor agonistsElectronic health recordsSodium-glucose cotransporter 2 inhibitorsCalendar year trendsPeptide-1 receptor agonistsUS databaseOutcomes of patientsCotransporter 2 inhibitorsAdministrative claims databaseSecond-line drugsHealth recordsSodium-glucose cotransporter-2 inhibitorsMedication useMetformin monotherapyGuideline recommendationsOutcome measures
2021
Age‐Related Trajectories of Cardiovascular Risk and Use of Aspirin and Statin Among U.S. Adults Aged 50 or Older, 2011–2018
Rhee TG, Kumar M, Ross JS, Coll PP. Age‐Related Trajectories of Cardiovascular Risk and Use of Aspirin and Statin Among U.S. Adults Aged 50 or Older, 2011–2018. Journal Of The American Geriatrics Society 2021, 69: 1272-1282. PMID: 33598936, PMCID: PMC9869399, DOI: 10.1111/jgs.17038.Peer-Reviewed Original ResearchConceptsUse of aspirinStatin useAspirin useCardiovascular riskSecondary preventionMedication usePrimary preventionAge-related trajectoriesAge 50Prevention treatmentAngina/angina pectorisLow-dose aspirin dailyLong-term statin useOlder adultsDaily aspirin usePrimary prevention treatmentSecondary prevention treatmentSubsequent CVD eventsFirst cardiovascular eventCoronary heart diseaseAdults Aged 50Nutrition Examination SurveyCross-sectional studyHealth Interview SurveyNon-institutionalized adults
2020
Patient and provider-level factors associated with changes in utilization of treatments in response to evidence on ineffectiveness or harm
Smith LB, Desai NR, Dowd B, Everhart A, Herrin J, Higuera L, Jeffery MM, Jena AB, Ross JS, Shah ND, Karaca-Mandic P. Patient and provider-level factors associated with changes in utilization of treatments in response to evidence on ineffectiveness or harm. International Journal Of Health Economics And Management 2020, 20: 299-317. PMID: 32350680, PMCID: PMC7725279, DOI: 10.1007/s10754-020-09282-2.Peer-Reviewed Original ResearchConceptsPermanent atrial fibrillationType 2 diabetesAtrial fibrillationPermanent atrial fibrillation patientsProvider-level factorsAtrial fibrillation patientsEffective new therapiesPrimary care providersUse of medicationsProvider-level characteristicsUtilization of treatmentHigh-quality health careDronedarone useInterrupted time-series regression modelsFibrillation patientsMedication useDiabetes patientsProvider characteristicsCare providersMedicare feeNew therapiesService claimsFemale providersPatientsMedications
2018
Emergency Department Volume and Outcomes for Patients After Chest Pain Assessment
Ko DT, Dattani ND, Austin PC, Schull MJ, Ross JS, Wijeysundera HC, Tu JV, Eberg M, Koh M, Krumholz HM. Emergency Department Volume and Outcomes for Patients After Chest Pain Assessment. Circulation Cardiovascular Quality And Outcomes 2018, 11: e004683. PMID: 30354285, DOI: 10.1161/circoutcomes.118.004683.Peer-Reviewed Original ResearchConceptsAcute coronary syndromeChest painHigh-volume EDsCoronary syndromeED volumeVolume thresholdCardiac medication useChest pain assessmentLower adverse outcomesEmergency department visitsAdjusted odds ratioPopulation-based dataProcess of carePotential confounding variablesHigher ED volumesHierarchical logistic regression modelsLogistic regression modelsEmergency department volumeCause deathCardiac testingComposite outcomeDepartment visitsDiabetes mellitusMedication usePrimary outcome
2016
Trends of Anti-Vascular Endothelial Growth Factor Use in Ophthalmology Among Privately Insured and Medicare Advantage Patients
Parikh R, Ross JS, Sangaralingham LR, Adelman RA, Shah ND, Barkmeier AJ. Trends of Anti-Vascular Endothelial Growth Factor Use in Ophthalmology Among Privately Insured and Medicare Advantage Patients. Ophthalmology 2016, 124: 352-358. PMID: 27890437, DOI: 10.1016/j.ophtha.2016.10.036.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAged, 80 and overAngiogenesis InhibitorsBevacizumabCohort StudiesDatabases, FactualDiabetic RetinopathyDrug UtilizationFemaleHumansInsurance, HealthIntravitreal InjectionsMacular DegenerationMaleMedicare Part CMiddle AgedOphthalmologyPrivate SectorRanibizumabReceptors, Vascular Endothelial Growth FactorRecombinant Fusion ProteinsRetinal Vein OcclusionRetrospective StudiesUnited StatesVascular Endothelial Growth Factor AYoung AdultConceptsAge-related macular degenerationDiabetic retinal diseaseAnti-VEGF injectionsIntravitreal anti-VEGF injectionsRetinal vein occlusionAdministrative claims dataRetinal diseasesOphthalmic diseasesVein occlusionClaims dataUse of bevacizumabCurrent Procedural Terminology codesPatients 18 yearsRetrospective cohort studyMedicare Advantage patientsOptumLabs Data WarehouseDrug Administration approvalProcedural Terminology codesGrowth factor useRanibizumab useBevacizumab useAvailable medicationsCohort studyMedication useCommon medications
2014
Impact of Drug Policy on Regional Trends in Ezetimibe Use
Lu L, Krumholz HM, Tu JV, Ross JS, Ko DT, Jackevicius CA. Impact of Drug Policy on Regional Trends in Ezetimibe Use. Circulation Cardiovascular Quality And Outcomes 2014, 7: 589-596. PMID: 24895451, PMCID: PMC4222175, DOI: 10.1161/circoutcomes.114.001023.Peer-Reviewed Original Research