出 典 Ogawa H, et, al. Japanese Primary Prevention of Atherosclerosis With Aspirin for Diabetes(JPAD)Trial Investigators. Low-dose aspirin for primary prevention of atherosclerotic events in patients with type 2 diabetes: a randomized controlled trial. JAMA 300(18):2134-2141, 2008 ※図表に関しましては、割愛させていただいております。