The modified Japanese Orthopaedic Association (mJOA) score is used as a grading system for cervical myelopathies[^1].
mJOA Score
Points | Description |
Motor dysfunction of the upper extremity |
0 | Unable to eat by themselves |
1 | Unable to use knife and fork. Can eat with a spoon |
2 | Can use knife and fork with great difficulty |
3 | Can use knife and fork with little difficulty |
4 | None (normal) |
Motor dysfunction of the lower extremity |
0 | Unable to walk |
1 | Can walk on level ground with a walking aid |
2 | Can go up and down stairs with a handrail |
3 | Does not have a smooth or stable gait |
4 | None (normal) |
Sensory deficit of the upper extremity |
0 | Severe sensory loss or pain |
1 | Mild sensory loss |
2 | None (normal) |
Sensory deficit of the lower extremity |
0 | Severe sensory loss or pain |
1 | Mild sensory loss |
2 | None (normal) |
Sensory deficit of the trunk |
0 | Severe sensory loss or pain |
1 | Mild sensory loss |
2 | None (normal) |
Sphincter dysfunction |
0 | Unable to empty |
1 | Marked emptying dysfunction (retention) |
2 | Mild emptying dysfunction |
3 | None (normal) |