Validation of an instrument for measuring satisfaction of patients undergoing hemodialysis.

Background: Patients' satisfaction is an indicator of the quality of healthcare services. Its measurement involves developing and validating complex instruments. The purpose of this study was to validate a scale for measuring hemodialysis patients' satisfaction with the provided care, the Scale for Evaluation of Hemodialysis Patient's Satisfaction with Service provided at a Chronic Kidney Disease Unit (or ESUR-HD, its acronym in Spanish).