Table 1 The underlying diseases in the patients
Type of disease | Number |
|---|---|
Lumbar spinal canal stenosis | 33 |
Cervical spondylosis | 14 |
Vertebral column fracture | 12 |
Spinal kyphosis | 7 |
Low back pain | 4 |
Ossification of the ligamentum flavum | 4 |
Spondylolisthesis | 3 |
Lumbar disc herniation | 3 |
Dropped head syndrome | 1 |
Knee osteoarthritis | 1 |
Total | 82 |