A total of 70 patients with acute spinal cord injury were identified in Tottori-ken from January 1988 to December 1989. The population of Tottori-ken during that period was 0.61 million. Therefore the incidente of traumatic spinal cord injury of Tottori-ken was 56.7 per million population per year. The average age was 48.5 years, which was significantly older in Japan compared to that in Australia, California and Taipei.
