Skip to main content

Table 3 ASIA Impairment Scale [10]

From: Role of minimally invasive percutaneous fixation in thoracolumbar fractures: a prospective study

Grade

Description

A Complete

No sensory or motor function is preserved in the sacral segments S4–S5

B Incomplete

Sensory but not motor function is preserved below the neurological level and extends through the sacral segments S4–S5

C Incomplete

Motor function is preserved below the neurological level, and the majority of key muscles below the neurological level have a muscle grade less than 3

D Incomplete

Motor function is preserved below the neurological level, and the majority of key muscles below the neurological level have a muscle grade greater than or equal to 3

E Normal

Sensory and motor function is normal