Orthopaedic Surgeons have recognized for a long time the importance of end-result studies of low back pain, and the analyses of such reports abound in orthopaedic journal. Most studies were designed to answer definite questions relative to the results of a specific treatment. It is unfamiliar for us to use rating systems developed by the Occidental in the analyses of treatment of low back pain. There has not been generally accepted rating systems for the treatment of low back pain in Korea. Therefore a new rating system for the results of treatment of low back pain is proposed.