Improvement of BMI, Body Composition, and Body Fat Distribution With Lifestyle Modification in Japanese Americans With Impaired Glucose Tolerance

Improvement of BMI, Body Composition, and Body Fat Distribution With Lifestyle Modification in Japanese Americans With Impaired Glucose Tolerance David Liao , MD 1 , Pamela J. Asberry , RN 1 , Jane B. Shofer , MS 1 , Holly Callahan , BS 2 , Colleen Matthys , RD 2 , Edward J. Boyko , MD, MPH 3 4 , Donna Leonetti , PHD 5 , Steven E. Kahn , MB, CHB 1 4 , Melissa Austin , PHD 6 , Laura Newell , PHD 5 , Robert S. Schwartz , MD 7 and Wilfred Y. Fujimoto , MD 1 1 Department of Medicine, Division of Metabolism, Endocrinology, and Nutrition, University of Washington, Seattle, Washington 2 General Clinical Research Center, University of Washington, Seattle, Washington 3 Division of General Internal Medicine, University of Washington, Seattle, Washington 4 VA Puget Sound Health Care System, Seattle, Washington 5 Department of Anthropology, University of Washington, Seattle, Washington 6 Department of Epidemiology, University of Washington, Seattle, Washington 7 Division of Gerontology and Geriatric Medicine, University of Washington, Seattle, Washington Abstract OBJECTIVE —To determine whether diet and endurance exercise improved adiposity-related measurements in Japanese Americans with impaired glucose tolerance (IGT). RESEARCH DESIGN AND METHODS —This study compared the effects of an American Heart Association (AHA) step 2 diet (