For the purpose of disclosing causative factors of traumatic spinal cord injury. the medical record of 429 cases with spinal cord injury which admitted in 46 general hospital and National rehabilitation center located in Seoul, including Sam Yook rehabilitation center and Jung Ang hospital in Kyungi do and occurred in 1995 were analyzed. The results were as follows: 1. This incidence frequency was the highest in the 20th years(31.2%), followed by in the 30th years(23.596) and in the 40th years(l8.9%) in descending order. 2. The incidence ratio between male and female was 4: 1. 3. The leading cause of injury was the highest in traffic accidents(49.2%), followed by falls from elevation(25.2%) and falls on the same leve1(8.4%). 4. Traffic accident mainly occured from 20th years to 40th years and falls from elevation in 50th years. 5. The level of spinal cord injury was the highest in cervical cord(54.8%). followed by the thoracic cord(28.9%) and lumbosacral cord(16.3%). Traffic accidents mainly caused in cervical cord injury and thoracic cord injury whereas lumbosacral cord injury was caused from falls from elevation.