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Time course of mean HbA1c during one year of treatment with vildagliptin 50 mg once daily (closed triangles) or placebo (open circles).
Notes: Vildagliptin: n = 153 at baseline and 138 at week 52; placebo: n = 149 at baseline and 131 at week 52. Mean ± standard error. ***P < 0.0001 versus placebo. Adapted with permission from Scherbaum et al.31
