Table 1 Modified Japanese Orthopaedic Association (JOA) scoring system for the assessment of thoracic myelopathy. (Total score 11 points)
Functional score | |
|---|---|
Motor function: lower limb | |
0 | Unable to walk. |
1 | Support was needed to walk on flat ground. |
2 | Need a cane or aid on flat ground. |
3 | Walking on flat ground or up stairs did not require support, but the lower limbs were not flexible. |
4 | Normal. |
Sensory function: lower limb | |
0 | Obvious sensory impairment. |
1 | Mild sensory impairment or numbness. |
2 | Normal. |
Sensory function: Trunk | |
0 | Obvious sensory impairment. |
1 | Mild sensory impairment or numbness. |
2 | Normal. |
Bladder function | |
0 | Uroschesis. |
1 | Highly dysuria, laborious, irretention or incontinence. |
2 | Mild dysuria, frequent urination, hesitation in urination. |
3 | Normal. |