Table 1.

Functional outcome scale (modification of the Smiley–Webster Scale) [21]

Score	Functional level	Functional ability
I	Excellent	No pain, no noticeable change in range of movement, return to full premorbid activities, neurologically intact
II	Good	Occasional pain, noticeably decreased range of movement, any change from premorbid activity, neurologically intact
III	Fair	Moderate pain, changes in range of movement, which adversely affect daily activities or any isolated neurological event
IV	Poor	Significant pain, incapacity, catastrophic neurological event or death