Many people with OCD have coexisting past or current psychologic disorders, including Anxiety disorders (76%) (1) Mood disorders (63%; the most common is major depressive disorder [41%] (2)) Obsessive-compulsive personality disorder (23 to 32%) (3) Almost 50% of people with OCD have suicidal thoughts at some point, and about 10% attempt suicide (see Suicidal Behavior) (4, 5).