Development of an instrument evaluating the impact of surgeon-patient relationship in patients on sick leave.

: To date, no specific instruments exist to measure the quality of the patient-surgeon relationship despite its potential to influence clinical and economic outcomes in patients undergoing surgery for musculoskeletal disorders (MSDs). : The objective was to develop and validate an instrument to assess the quality of the patient-surgeon relationship, taking into account the return to work after functional restoration surgery. : The instrument development was based on literature review, cognitive interviews and expert examinations.