Evaluating internet-based Cognitive Behavioural Therapy (CBT) for body dysmorphic disorder: A systematic review.

Area of Science:

• Psychiatry
• Digital Health
• Mental Health Treatment

Background:

• Body dysmorphic disorder (BDD) presents a significant treatment challenge.
• Existing treatments may have limitations in accessibility and cost.
• Internet-based interventions offer a potential solution to bridge the treatment gap.

Purpose of the Study:

• To systematically review the effectiveness, cost-effectiveness, and feasibility of internet-based Cognitive Behavioural Therapy (CBT) for Body Dysmorphic Disorder (BDD).

Main Methods:

• A systematic review was conducted searching multiple databases (Cochrane Library, Embase, PubMed, PsycINFO, Web of Science) for studies from 2010 onwards.
• Included studies investigated internet-based CBT for BDD, with data extraction, quality assessment, and narrative synthesis performed.
• Searches encompassed published literature, grey literature, and conference proceedings.

Main Results:

• Eight studies (4 RCTs) were analyzed, with 5 conducted in Sweden.
• Therapist-guided internet-based CBT demonstrated consistent efficacy in reducing BDD symptom severity, improving insight, and enhancing quality of life.
• Cost-effectiveness analyses indicated favorable economic aspects, with high participant engagement and satisfaction highlighting feasibility and acceptability.

Conclusions:

• Internet-based CBT shows significant promise for treating Body Dysmorphic Disorder.
• This digital therapeutic approach addresses the treatment gap by offering accessible and cost-effective interventions.
• High feasibility and acceptability suggest its potential for wider implementation in BDD care.