In two settings (school, clinics) back and neck pain of 10 to 16 years old adolescents will be assessed by the German Version of the Young Spine Questionnaire at 6 points in time during one year.~Validity, reliability and responsiveness of the G-YSQ will be determined and the development of back and neck pain within a year will be described.
To validate the German version of the Young Spine Questionnaire (G-YSQ) and to study back and neck pain in adolescents between 10 and 16 years during one year by means of G-YSQ.