Chronic pain patients’ willingness to share personal identifiers on the web for the linkage of medico‐administrative claims and patient‐reported data: The chronic pain treatment cohort

Abstract Purpose: The linkage between patient‐reported data and medico‐administrative claims is of great interest for epidemiologic research. The goal of this study was to assess the willingness of people living with chronic pain to share personal identifiers on the web for the linkage of medico‐administrative and patient‐reported data. Methods: This methodological investigation was achieved in the context of the implementation of the chronic pain treatment (COPE) cohort. A web‐based recruitment initiative targeting adults living with chronic pain was conducted in