“…The depression module and the somatic symptom scale of the Patient Health Questionnaire (PHQ-9, PHQ-15) (Kroenke, Spitzer, & Williams, 2002;Löwe et al, 2004), the Generalized Anxiety Disorder Scale (GAD-7) (Kroenke et al, 2010;Löwe et al, 2008) and the Florida Obsessive-Compulsive Inventory (FOCI) (Aldea et al, 2009;Storch et al, 2007) (German versions) were used to assess depressive, somatic, anxiety and obsessive-compulsive symptoms. The psychometric properties of these questionnaires have been shown to be good.…”