The Journal of Nervous and Mental Disease
Individuals meeting criteria for MD have complex psychiatric problems spanning a range of DSM-5 disorders. This finding provides evidence that MD is different than normal daydreaming and that these individuals experience considerable distress and impairment.
The most frequent comorbid disorder was attention deficit hyperactivity disorder (76.9%); 71.8% met criteria for an anxiety disorder, 66.7% for a depressive disorder, and 53.9% for an obsessive-compulsive or related disorder.