Neuropsychological Functions of Patients with Obsessive-Compulsive Disorder of the Hoarding and Obsessional Slowness

The aim of the present study was to investigate the neuropsychological functions of patients with obsessive-compulsive disorder of hoarding and Obsessional Slowness.
 Methods and Materials: 

The present research was based on the nature and purpose of fundamental-applied research, and in terms of research method, it was comparative-analytical. The statistical population of this research included all patients with hoarding obsessive-compulsive disorder and Obsessional Slowness in Urmia city between April and December 2023. The statistical sample of the research includes 30 patients with hoarding obsessive-compulsive disorder and Obsessional Slowness (15 people for each group of patients) referring to psychiatric and psychological treatment centers in Urmia city and 15 healthy people without diagnosis of the obsessive-compulsive, which was selected by cluster sampling method. Subjects were evaluated using the revised Obsessive Compulsive Questionnaire, Maudsley Obsessive-Compulsive Questionnaire, Wisconsin Test, Go/No Go Test, Barrett's Balloon Risk Test, and Tower of London Test.

Findings: 

The results of multivariate analysis of variance showed that people with Hoarding Obsessive Compulsive Disorder and Obsessional Slowness have significant differences in neuropsychological evaluations in terms of response inhibition, cognitive flexibility, planning and problem solving with the healthy group.

These results indicate a deficiency in response inhibition, cognitive flexibility  and problem solving in these patients. While the pattern of neuropsychological disorders in these two disorders is different.