2022
A Pilot randomized trial to examine effects of a hybrid closed-loop insulin delivery system on neurodevelopmental and cognitive outcomes in adolescents with type 1 diabetes
Reiss AL, Jo B, Arbelaez AM, Tsalikian E, Buckingham B, Weinzimer SA, Fox LA, Cato A, White NH, Tansey M, Aye T, Tamborlane W, Englert K, Lum J, Mazaika P, Foland-Ross L, Marzelli M, Mauras N. A Pilot randomized trial to examine effects of a hybrid closed-loop insulin delivery system on neurodevelopmental and cognitive outcomes in adolescents with type 1 diabetes. Nature Communications 2022, 13: 4940. PMID: 36042217, PMCID: PMC9427757, DOI: 10.1038/s41467-022-32289-x.Peer-Reviewed Original ResearchConceptsHybrid closed-loop insulin delivery systemStandard care groupType 1 diabetesClosed-loop insulin delivery systemWhite matter volumeCare groupPrimary outcomeInsulin delivery systemsMatter volumeFractional anisotropyCognitive AssessmentRigorous glucose controlDiagnosis of T1DClosed-loop groupBetter diabetes controlDiabetes care groupsConcept pilot studyYears of ageAcademic medical centerFunctional brain activityCortical surface areaMonths study durationRandomized participantsDiabetes controlGlucose controlA Comparison of Postprandial Glucose Control in the Medtronic Advanced Hybrid Closed-Loop System Versus 670G
Weinzimer S, Bailey RJ, Bergenstal RM, Nimri R, Beck RW, Schatz D, Ambler-Osborn L, Schweiger DS, von dem Berge T, Sibayan J, Johnson ML, Calhoun P, Phillip M, Bergenstal R, Phillip M, Criego A, Bergenstal R, Carlson A, Martens T, Beasley S, Johnson M, Whipple D, Hyatt J, Punel A, Grieme A, Thomas L, LaFrance A, Hasledalen C, Laffel L, Isganaitis E, Freiner E, Ambler-Osborn L, Desrochers H, Turcotte C, Naik N, Roethke L, Fisher M, Nimri R, Nevo M, Bello R, Hamou A, Hermon O, Horesh O, Shiovitch Mantzuri G, Drotz I, Yehiel N, Naveh R, Schatz D, Haller M, Albanese-O'Neill A, Sheehan E, Leey J, Smith M, Jacobsen L, Adams J, Hosford J, Whyte L, Battelino T, Dovč K, Bratina N, Šmigoc Schweiger D, Sever U, Gianini A, Murn Berkopec B, Mali B, Weinzimer S, Weyman K, Carria L, Zgorski M, Danne T, Biester T, von dem Berge T, Weiskorn J, Kordonouri O, Biester S, Aschemeier B, Remus K, Pisarek N, Sibayan J, Beck R, Mouse T, Davis J, Bailey R, Hellmann A, Reese N, Calhoun P, Strayer H, Cohen N, Henderson R, Kollman C, Kennedy J, Woodall W, Mahr I, Hood K, Arreaza-Rubin G, Eggerman T, Green N, Janicek R, Gabrielson D, Belle S, Castle J, Green J, Legault L, Willi S, Wysham C, Eggerman T. A Comparison of Postprandial Glucose Control in the Medtronic Advanced Hybrid Closed-Loop System Versus 670G. Diabetes Technology & Therapeutics 2022, 24: 573-582. PMID: 35363054, PMCID: PMC9353997, DOI: 10.1089/dia.2021.0568.Peer-Reviewed Original ResearchConceptsHybrid closed-loop systemGlucose levelsGlycemic controlGlycemic excursionsAdvanced hybrid closed-loop systemG armPostprandial glycemic excursionsPostprandial glycemic controlType 1 diabetesPostprandial glucose controlPrandial insulin deliveryTreatment armsCrossover trialGlucose controlMedtronic MiniMedSecondary analysisMeal sizeOvernight improvementInsulin deliveryHyperglycemiaOutcomesArmLevel 2HypoglycemiaPremealCambridge hybrid closed-loop algorithm in children and adolescents with type 1 diabetes: a multicentre 6-month randomised controlled trial
Ware J, Boughton CK, Allen JM, Wilinska ME, Tauschmann M, Denvir L, Thankamony A, Campbell FM, Wadwa RP, Buckingham BA, Davis N, DiMeglio LA, Mauras N, Besser REJ, Ghatak A, Weinzimer SA, Hood KK, Fox DS, Kanapka L, Kollman C, Sibayan J, Beck RW, Hovorka R, Consortium D, Hovorka R, Acerini C, Thankamony A, Allen J, Boughton C, Dovc K, Dunger D, Ware J, Musolino G, Tauschmann M, Wilinska M, Hayes J, Hartnell S, Slegtenhorst S, Ruan Y, Haydock M, Mangat J, Denvir L, Kanthagnany S, Law J, Randell T, Sachdev P, Saxton M, Coupe A, Stafford S, Ball A, Keeton R, Cresswell R, Crate L, Cripps H, Fazackerley H, Looby L, Navarra H, Saddington C, Smith V, Verhoeven V, Bratt S, Khan N, Moyes L, Sandhu K, West C, Wadwa R, Alonso G, Forlenza G, Slover R, Towers L, Berget C, Coakley A, Escobar E, Jost E, Lange S, Messer L, Thivener K, Campbell F, Yong J, Metcalfe E, Allen M, Ambler S, Waheed S, Exall J, Tulip J, Buckingham B, Ekhlaspour L, Maahs D, Norlander L, Jacobson T, Twon M, Weir C, Leverenz B, Keller J, Davis N, Kumaran A, Trevelyan N, Dewar H, Price G, Crouch G, Ensom R, Haskell L, Lueddeke L, Mauras N, Benson M, Bird K, Englert K, Permuy J, Ponthieux K, Marrero-Hernandez J, DiMeglio L, Ismail H, Jolivette H, Sanchez J, Woerner S, Kirchner M, Mullen M, Tebbe M, Besser R, Basu S, London R, Makaya T, Ryan F, Megson C, Bowen-Morris J, Haest J, Law R, Stamford I, Ghatak A, Deakin M, Phelan K, Thornborough K, Shakeshaft J, Weinzimer S, Cengiz E, Sherr J, Van Name M, Weyman K, Carria L, Steffen A, Zgorski M, Sibayan J, Beck R, Borgman S, Davis J, Rusnak J, Hellman A, Cheng P, Kanapka L, Kollman C, McCarthy C, Chalasani S, Hood K, Hanes S, Viana J, Lanning M, Fox D, Arreaza-Rubin G, Eggerman T, Green N, Janicek R, Gabrielson D, Belle S, Castle J, Green J, Legault L, Willi S, Wysham C. Cambridge hybrid closed-loop algorithm in children and adolescents with type 1 diabetes: a multicentre 6-month randomised controlled trial. The Lancet Digital Health 2022, 4: e245-e255. PMID: 35272971, DOI: 10.1016/s2589-7500(22)00020-6.Peer-Reviewed Original ResearchConceptsClosed-loop groupInsulin pump therapyType 1 diabetesControl groupBaseline HbAUsual carePump therapyClosed-loop insulin deliverySuboptimal glucose controlPediatric diabetes centersKey inclusion criteriaClosed-loop insulin delivery systemPrimary endpointBlock randomisationDiabetes CenterGlucose controlInsulin delivery systemsInclusion criteriaPrimary analysisTherapyInsulin deliveryMonthsG pumpHbADiabetes
2020
Effect of Afrezza on Glucose Dynamics During HCL Treatment
Galderisi A, Cohen N, Calhoun P, Kraemer K, Breton M, Weinzimer S, Cengiz E. Effect of Afrezza on Glucose Dynamics During HCL Treatment. Diabetes Care 2020, 43: 2146-2152. PMID: 32661108, PMCID: PMC7440894, DOI: 10.2337/dc20-0091.Peer-Reviewed Original ResearchMeSH KeywordsAdministration, InhalationAdolescentAdultBlood GlucoseBlood Glucose Self-MonitoringCross-Over StudiesDiabetes Mellitus, Type 1Dose-Response Relationship, DrugEquipment and SuppliesFemaleGlycemic ControlHumansHypoglycemic AgentsInsulin Infusion SystemsInsulin, Regular, HumanMaleMealsPostprandial PeriodYoung AdultConceptsControl armPremeal bolusesPostprandial plasma glucose levelsPostprandial blood glucose controlPrimary efficacy outcomeRapid-acting insulinBlood glucose controlPlasma glucose levelsType 1 diabetesLater time pointsSequential mealsEfficacy outcomesPPG levelsSecondary outcomesGlycemic excursionsMeal studyGlucose controlSubcutaneous routeInsulin delivery systemsGlucose levelsGlucose metricsHigh doseStudy daysInsulin absorptionInsulin bolus
2016
Automated hybrid closed‐loop control with a proportional‐integral‐derivative based system in adolescents and adults with type 1 diabetes: individualizing settings for optimal performance
Ly TT, Weinzimer SA, Maahs DM, Sherr JL, Roy A, Grosman B, Cantwell M, Kurtz N, Carria L, Messer L, von Eyben R, Buckingham BA. Automated hybrid closed‐loop control with a proportional‐integral‐derivative based system in adolescents and adults with type 1 diabetes: individualizing settings for optimal performance. Pediatric Diabetes 2016, 18: 348-355. PMID: 27191182, DOI: 10.1111/pedi.12399.Peer-Reviewed Original ResearchMeSH KeywordsActivities of Daily LivingAdolescentAdolescent BehaviorAdultAlgorithmsBlood GlucoseBlood Glucose Self-MonitoringCalibrationCohort StudiesDiabetes Mellitus, Type 1Drug Dosage CalculationsDrug MonitoringGlucoseHumansHyperglycemiaHypoglycemiaHypoglycemic AgentsInsulinPancreas, ArtificialPrecision MedicineSubcutaneous TissueYoung AdultConceptsType 1 diabetesAdolescent cohortAdult cohortHybrid closed-loop systemPump therapyPercentage of timeGlucose valuesSensor-augmented pump therapyOverall glucose controlInsulin pump therapyOverall mean percentageDose insulinGlucose controlPreliminary safetyInsulin delivery systemsInitial cohortHybrid closed-loop controlClinical practiceSecond cohortCohortMean percentageTarget rangeOverall percentageDiabetesAdults
2008
Fully Automated Closed-Loop Insulin Delivery Versus Semiautomated Hybrid Control in Pediatric Patients With Type 1 Diabetes Using an Artificial Pancreas
Weinzimer SA, Steil GM, Swan KL, Dziura J, Kurtz N, Tamborlane WV. Fully Automated Closed-Loop Insulin Delivery Versus Semiautomated Hybrid Control in Pediatric Patients With Type 1 Diabetes Using an Artificial Pancreas. Diabetes Care 2008, 31: 934-939. PMID: 18252903, DOI: 10.2337/dc07-1967.Peer-Reviewed Original ResearchConceptsType 1 diabetesGlucose levelsHCl groupFCL groupInsulin pumpBeta cell replacement therapyPostprandial glycemic excursionsPostprandial glucose excursionsPostprandial glucose levelsClosed-loop glucose controlArtificial pancreasClosed-loop artificial pancreasPediatric patientsPostprandial excursionsBolus dosesGlycemic excursionsReplacement therapySubcutaneous routeGlucose controlGlucose excursionsInsulin delivery systemsHybrid closed-loop controlInsulin absorptionType 1Dl
2004
Diabetes Mellitus in Children and Adolescents
Weinzimer S, Tamborlane W. Diabetes Mellitus in Children and Adolescents. 2004 DOI: 10.1002/0470862092.d0809.Peer-Reviewed Original ResearchDiabetes mellitusNormal glucose controlRoutine clinical practiceSpecific clinical presentationType 2 diabetesType 1 diabetesQuality of lifeOutpatient managementClinical presentationTreatment algorithmGlucose controlDifferential diagnosisClinical practiceMellitusDiabetesInsulin deliveryPresent unique challengesChildrenArtificial pancreasDiagnosisTreatmentUnique challengesPancreasPrevalenceClinicians