Methods. In 2003, 32 patients were reexamined with MRI at 1.0 T. The history of low back illness during the follow-up and current functional outcome were recorded.

• 方法：2003年，32个患者再次用1.；0T的MRI进行检查，记录随访期间下腰痛的病史情况和当前的功能状态。