The ability to change of three questionnaires for neck pain.

Objective: To assess the sensitivity to change of three algofunctional scales for neck pain.

Methods: Observational, prospective study. Patients with neck disorders were included.

French translation and validation of 3 functional disability scales for neck pain.

Objective: To translate and assess the reliability and the construct validity of 3 functional disability scales for neck pain.

Design: Reliability and validity study.

Setting: Tertiary care teaching hospital and outpatient clinic.