To investigate influence of dental status on systemic oxidative stress, we evaluated the association between number of teeth and serum lipid peroxide, an oxidative stress index, in 85-years old residents of Japan.
Division of General Internal Medicine, Department of Health Promotion, Science of Health Improvement, Kyushu Dental College, Kokurakita-ku, Kitakyushu, Japan. sonoki@kyu-dent.ac.jp