ABSTRACT

I. Introduction ........................................................................................ 56 A. Epidemiologic Studies of Cancer in Vegetarian Societies........ 57 B. Studies in Seventh-Day Adventists............................................. 63 C. New Adventist Health Study ...................................................... 67 D. SDA Studies Outside the U.S. (Denmark, Netherlands, and

Norway) ....................................................................................... 73 E. Analysis/Interpretation ................................................................ 74

II. Components of Vegetarian Diets that May Be Associated with Altered Cancer Risk ........................................................................... 79 A. Soy, Isoflavones and Breast/Prostate Cancer Risk ................... 79 B. Dietary Fiber and Cancer Risk ................................................... 81 C. Whole Grains and Cancer .......................................................... 82 D. Fruits and Vegetables .................................................................. 83 E. Alternative Explanations for Low Cancer Risk

in Vegetarians .............................................................................. 83 III. Public Health Implications ................................................................ 85

References ....................................................................................................86