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Glycemia Treatment Strategies Used In ACCORD. Presented at the American Diabetes Association 68 th Scientific Sessions on June 10, 2008. OUTLINE. Glycemia Levels Achieved in the Intensive and Standard Arms How Targets Were Achieved Changes in Body Weight Severe Hypoglycemia.
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Glycemia Treatment Strategies Used In ACCORD Presented at the American Diabetes Association 68th Scientific Sessions on June 10, 2008.
OUTLINE • Glycemia Levels Achieved in the Intensive and Standard Arms • How Targets Were Achieved • Changes in Body Weight • Severe Hypoglycemia
A1C Distribution Standard Rx Goal Intensive Rx Goal
A1C Distribution: 12 Mo. Standard Rx Goal Intensive Rx Goal
A1C Distribution: 24 Mo. Standard Rx Goal Intensive Rx Goal
A1C Distribution: 36 Mo. Standard Rx Goal Intensive Rx Goal
A1C Distribution: 48 Mo. Standard Rx Goal Intensive Rx Goal December 2007
Median A1C and Interquartile Ranges The mean difference during the trial was 1.1%
Achieving Glycemic Goals * depending on the blood pressure group assignment
ACCORD Glycemia Formulary • Metformin • Rosiglitazone • Glimepiride • Repaglinide • Acarbose • Glargine Insulin • Aspart Insulin • 70/30, N, R Insulin • Exenatide
Medications Ever Used During the Trial * % of Participants
Design of Intensive Glycemia Intervention Even if the A1C is <6.0 Rx was reduced in the presence of significant hypoglycemia.
Design of Standard Glycemia Intervention **Decrease only insulin or insulin secretagogues.
Changes in Body WeightSince Baseline Increase Decrease
ACCORD Definition of aSevere Hypoglycemic Episode • Hypoglycemia requiring medical or paramedical attention, AND • Documented blood glucose < 50 mg/dl (2.8 mmol/L), or • Prompt recovery with administration of oral CHO, IV glucose, or subcutaneous glucagon Each participant’s ‘Glucose Diary’ was reviewed at each clinic visit to identify the occurrence of one of these hypoglycemic events
Severe Hypoglycemia Monitoring & Management • Severe hypoglycemia events monitored and reported by the clinics • Systematic monitoring, review, and feedback used • Monitors within and external to ACCORD • Feedback on management and prevention provided; A1C goal relaxed, as indicated • Multiple events required detailed review and preventative intervention
Number of Participants With One or More Severe Hypoglycemia Events Requiring Medical Assistance (n and %) **Cumulative number of events
Incidence of Severe Hypoglycemia per Year (1st event) % of Participants Year Post-randomization
ConclusionDifferent Glycemia Treatment Strategies Were Used • Compared with the standard group, the intensive group had: • Lower A1C goal (< 6% vs. 7 - 7.9%) • More visits (q 1-2 mo + at least 1 interim call) • Point of care A1C • Greater use of multiple medications • Greater use of insulin
ConclusionDifferent Glycemia Treatment Strategies Were Used Implementation of the Intensive Glycemia Strategy versus the Standard Glycemia Strategy was associated with: • More weight gain and in larger number of participants • More frequent episodes of severe hypoglycemia (either single and multiple) in a larger number of participants • Higher rate of mortality