Increased Posterior Tibial Slope Is a Risk Factor for Anterior Cruciate Ligament Injuries : A Quantitative Three Dimensional Study

Takayuki Murayama, MD, Takashi Sato, MD, Hiroshi Yamagiwa, MD, Satoshi Watanabe, MD, Osamu Tanifuji, MD, Tomoharu Mochizuki, MD, Go Omori, MD, Yoshio Koga, MD, John D. Blaha, MD, Naoto Endo, MD. Niigata University, Niigata, Japan, Niigata Medical Center, Niigata, Japan, Niigata University of Health and Welfare, Niigata, Japan, Hokuetsu Hospital, Shibata, Japan, University of Michigan, Ann Arbor, MI, USA.