tokens: RESEARCH DESIGN AND METHODS : A total of 26 IDDM patients with normoalbuminuria were randomized into two groups , with one group receiving placebo ( n = 13 , age 36 + / - 3 years , BMI 24 . 5 + / - 1 . 1 kg / m2 ) and the other group receiving an average of 15 mg lisinopril daily ( n = 13 , age 34 + / - 2 years , BMI 24 . 4 + / - 0 . 9 kg / m2 ) .