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Holman RR, Cull CA, Turner RC, on behalf of the UKPDS Study Group. A randomized double-blind trial of acarbose in type 2 diabetes shows improved glycemic control over 3 years (U.K. Prospective Diabetes Study 44). Diabetes Care. 1999 Jun; 22:960-4.
Question
What is the effectiveness of acarbose for maintaining glycemic control in patients receiving established therapy for type 2 diabetes mellitus?
Design
Randomized (concealed), double-blind, placebo-controlled trial with follow-up of 3 years.
Setting
23 hospital-based diabetes clinics in the United Kingdom.
Patients
1946 patients (mean age 60 y, 63% men, mean body mass index 30 kg/m2, median hemoglobin [Hb] A1c level 7.9%, median fasting plasma glucose [FPG] level 8.7 mmol/L) who had type 2 diabetes, were already receiving therapy, and did not have gastrointestinal problems or life-threatening illness. Follow-up was 83%.
Intervention
Patients were allocated to acarbose (n = 973), titrated to a maximum dose of 100 mg 3 times/d, or placebo (n …