HbA1c- niveauerne faldt yderligere med 0, 64 til 0, 89% i forhold til niveauerne, når der kun anvendes metformin.
In all studies, adding pioglitazone 30 mg to metformin gave an improvement in the control of blood sugar, with levels of HbA1c which were further decreased by 0.64 to 0.89% compared to the levels on metformin alone.