Core Feature of Obsessive-Compulsive Disorder

Each type of anxiety disorder has specific diagnostic criteria and requires different therapeutic interventions. Among these disorders, some are more prevalent than others. For example, certain anxiety disorders are fundamentally associated with the anticipation of future threat, while others may focus on specific stimuli or social situations. Understanding these nuances is essential for effective treatment. In examining the different anxiety disorders, which of the following is considered the core feature of the Obsessive-Compulsive Disorder (OCD) as recognized by the Diagnostic and Statistical Manual of Mental Disorders (DSM-5)?