[Measurement of anxiety and depression in preoperative patients. Comparative study.].

Background And Objectives: Patients scheduled for surgeries experience anxiety. Anxiety and depression are the disorders most commonly associated with organic diseases. The Hospital Anxiety and Depression Scale (HADS) does not include items that could be present in organic diseases and in anxiety and depression.

Hospital Anxiety and Depression Scale: a study on the validation of the criteria and reliability on preoperative patients.

Background And Objectives: A few studies have shown that patients are frequently under strong distress in the preoperative period. The Hospital Anxiety and Depression Scale (HADS) is an instrument used to evaluate anxiety and depression. The aim of this study was to evaluate the validity of the criteria and reliability of the Hospital Anxiety and Depression Scale (HADS) in preoperative patients.