The main injured parts included prolapse of lumbar intervertebral,muscles of waist and back myofascitis,epiphysitis of lumbar spine,malposition of lumbar spine and lumbar muscle strain.

• 发病率前5位的损伤部位是腰椎间盘突出、腰椎峡部裂、棘突偏歪、腰椎错位和腰肌劳损;损伤多发生在重要赛事前准备期。