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
2016
Trends in Drug Utilization, Glycemic Control, and Rates of Severe Hypoglycemia, 2006–2013
Lipska KJ, Yao X, Herrin J, McCoy RG, Ross JS, Steinman MA, Inzucchi SE, Gill TM, Krumholz HM, Shah ND. Trends in Drug Utilization, Glycemic Control, and Rates of Severe Hypoglycemia, 2006–2013. Diabetes Care 2016, 40: 468-475. PMID: 27659408, PMCID: PMC5360291, DOI: 10.2337/dc16-0985.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAgedBlood GlucoseComorbidityDiabetes Mellitus, Type 2Dipeptidyl-Peptidase IV InhibitorsDrug UtilizationFemaleGlycated HemoglobinHumansHypoglycemiaHypoglycemic AgentsInsulinLogistic ModelsMaleMetforminMiddle AgedRetrospective StudiesSulfonylurea CompoundsThiazolidinedionesYoung AdultConceptsGlycemic controlSevere hypoglycemiaOlder patientsDipeptidyl peptidase-4 inhibitorsGlucose-lowering drugsGlucose-lowering medicationsProportion of patientsOverall glycemic controlPeptidase-4 inhibitorsMedicare Advantage patientsSex-standardized ratesType 2 diabetesOverall rateClass of agentsMore comorbiditiesChronic comorbiditiesYounger patientsAdvantage patientsDrug utilizationClaims dataPatientsHypoglycemiaHemoglobin AT2DMComorbiditiesIntensive 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 analysis
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 populationPotential Overtreatment of Diabetes Mellitus in Older Adults With Tight Glycemic Control
Lipska KJ, Ross JS, Miao Y, Shah ND, Lee SJ, Steinman MA. Potential Overtreatment of Diabetes Mellitus in Older Adults With Tight Glycemic Control. JAMA Internal Medicine 2015, 175: 356-362. PMID: 25581565, PMCID: PMC4426991, DOI: 10.1001/jamainternmed.2014.7345.Peer-Reviewed Original ResearchConceptsTight glycemic controlHealth status categoriesGlycemic controlPoor healthOlder adultsDiabetes mellitusPotential overtreatmentIntermediate healthDaily livingHealth statusGlycemic control levelsMultiple serious comorbiditiesTight glycemic targetsIntensive glycemic controlMore chronic conditionsNutrition Examination SurveyPoor health statusStatus categoriesMore instrumental activitiesCross-sectional analysisComplex survey designDialysis dependenceSerious comorbiditiesDiabetes medicationsGlycemic targets