Journal article

Empirical evidence for cognitive subgroups in body dysmorphic disorder

Amy Malcolm, Sarah N Brennan, Sally A Grace, Toni D Pikoos, Wei Lin Toh, Izelle Labuschagne, Ben Buchanan, Ryan A Kaplan, David J Castle, Susan L Rossell

AUSTRALIAN AND NEW ZEALAND JOURNAL OF PSYCHIATRY | SAGE PUBLICATIONS LTD | Published : 2021

Abstract

OBJECTIVE: Current understanding of cognitive functioning in body dysmorphic disorder is limited, owing to few studies, small sample sizes and assessment across only limited cognitive domains. Existing research has also shown inconsistent findings, with both intact and impaired cognition reported in body dysmorphic disorder, which might point towards cognitive heterogeneity in the disorder. This study aimed to examine the cognitive profile of body dysmorphic disorder in a large sample across eight cognitive domains, and to explore whether cognitive subgroups might be identified within body dysmorphic disorder. METHOD: Cognitive domains of inhibition/flexibility, working memory, speed of proc..

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University of Melbourne Researchers

Funding Acknowledgements

The author(s) disclosed receipt of the following financial support for the research, authorship and/or publication of this article: A.M., S.N.B., S.A.G. and T.D.P. were supported by Australian Government Research Training Program Scholarships during this research. W.L.T. holds a National Health and Medical Research Council (NHMRC) grant (GNT1161609). S.L.R. holds a Senior NHMRC Fellowship (GNT1154651). This study was funded in part by a Monash Strategic Grant, a Barbara Dicker Brain Sciences Foundation Grant, and an Australian Catholic University Research Fund grant (ACURF2013000557).