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Panel (A): least square mean (±s.e.) change in 1 h postprandial plasma glucose (PPG) at endpoint under treatment with vildagliptin 50 mg bid (white bar) or voglibose (black bar). Panel (B): least square mean (±s.e.) change in 2 h PPG at endpoint under treatment with vildagliptin 50 mg bid (white bar) or voglibose (black bar). Twenty and 40 mg/dl are equivalent to 1.1 and 2.2 mmol/l, respectively. *p < 0.001 vs voglibose.
