Table 1

Driving subsection of Neck Disability Index questionnaire.

ScoreDriving
0I can drive my car without any neck pain.
1I can drive my car as long as I want with slight pain in my neck.
2I can drive my car as long as I want with moderate pain in my neck.
3I can’t drive my car as long as I want because of moderate pain in my neck.
4I can hardly drive at all because of severe pain in my neck.
5I can’t drive my car at all.