A neurologic disorder in the brain or spinal cord can affect respiratory function. The degree of permanent impairment depends on how function is affected.
Functional parameters:
(1) spontaneous respiration
(2) ability to perform activities of daily living
Spontaneous Respiration
Activities of Daily Living
Grade
present
normal
0
present
limited if exertion required
1
present
restricted to sitting, standing or limited ambulation
2
present
confined to bed
3
none
confined to bed
4
Grade
Whole Person Impairment
0
0-4%
1
5-19%
2
20-49%
3
59-89%
4
>=90%
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