The Effect of Acceptance and Commitment Therapy on the Frequency and Severity of Symptoms of Obsessive Compulsive Disorder

This study investigated the effectiveness of acceptance and commitment therapy in obsessive- compulsive disorder. A single case design used in five patients with obsessive- compulsive disorder. Yale Brown Obsessive Compulsive Scale, Beck Depression Inventory-II, Beck anxiety Inventory and a processing measure was used for assessment of patients. Results suggested the significant decreases in all measures in post test in five patients and these results maintained at 1-month follow up. Process of treatment and results from this study suggest that Acceptance and Commitment Therapy can be effective intervention for difficult thoughts, feelings, and behaviors seen in OCD.