The effects of sitagliptin on albuminuria in patients with type 2 diabetes mellitus

INTERVENTION: sitagliptin 50 mg other oral glucose‐lowering agents CONDITION: type 2 diabetes mellitus PRIMARY OUTCOME: The primary outcome was changes in urinary albumin excretion at 6 months. INCLUSION CRITERIA: The study subjects were patients with type 2 diabetes mellitus whose hemoglobin A1c (HbA1c) was lower than 8.4% (according to the National Glycohaemoglobin Standardisation Programme [NGSP]) despite treatment with pioglitazone (15‐30 mg/day) for at least 6 months, aged <80 years, who received treatment at the Outpatient Department of the University of Occupational and Environmental Health Hospital or its affiliated hospitals.