Journal article

Cross-diagnostic cognitive heterogeneity in body dysmorphic disorder and obsessive-compulsive disorder

Amy Malcolm, Toni Pikoos, David J Castle, Susan L Rossell

JOURNAL OF BEHAVIOR THERAPY AND EXPERIMENTAL PSYCHIATRY | PERGAMON-ELSEVIER SCIENCE LTD | Published : 2021

Abstract

BACKGROUND AND OBJECTIVES: Previous research has indicated that body dysmorphic disorder (BDD) and obsessive-compulsive disorder (OCD) often demonstrate similar cognitive impairments across multiple domains. However, findings for both disorders have not consistently shown impaired cognition. As such, BDD and OCD might share an overlapping pattern of cognitive heterogeneity, characterised by subgroups with different cognitive profiles. METHODS: To evaluate this possibility, we compared 26 BDD, 24 OCD, and 26 healthy control participants on a comprehensive eight-domain cognitive battery. Then, cluster analysis was performed on the BDD and OCD participants' combined data to explore for cognitiv..

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University of Melbourne Researchers

Grants

Awarded by National Health and Medical Research Council (NHMRC)


Funding Acknowledgements

A.M and T.P were supported by Australian Government Research Training Program Scholarships during this research. S.L.R holds a Senior National Health and Medical Research Council (NHMRC) Fellowship (GNT1154651). This research did not receive any specific grant from funding agencies in the public, commercial, or not-for-profit sectors.