Treatment experiences and clinical characteristics in migraine and tension-type headache patients before the first visit to a tertiary headache center.

Objectives: To investigate previous treatment and clinical characteristics in migraine and tension-type headache patients at their first visit to a tertiary headache center.

Methods: This was a cross-sectional study using data obtained from electronic questionnaires and medical charts. Migraine and tension-type headache patients were investigated at their first visit to the Danish Headache Center.