[Is the Patient Dignity Inventory suitable even for not end of life patients? Factorial structure and invariance in chronic patients].

Introduction: The sense of dignity is a multifactorial feeling influenced also by the healthcare context. PDI-IT is a tool that measures this construct, but its psychometric characteristics have not been adequately investigated in patients which are not experiencing and End- Of-Life condition. The aim of this study is to examine the psychometric characteristics of PDI-IT in a group of non-terminal chronic patients and to verify the instrument's invariance with respect to the individual characteristics of patients.