Body dysmorphic disorder F45.2
Conditions
Interventions
Group 1: CBM-I: active intervention
up to 8 15-min. online interpretation retraining sessions within 2 weeks
Group 2: ICC: active control condition
up to 8 15-min. active control condition (CBM-I paradigm without feedback) sessions within 2 weeks
Group 3: WLC: wait list
waiting period of 2 weeks
Sponsors
AE Klinische Psychologie und PsychotherapieInstitut für Psychologie
Eligibility
Sex/Gender
All
Age
18 Years to 65 Years
Inclusion criteria
Inclusion criteria: primary diagnosis of body dysmorphic disorder based on current, at least moderate symptom severity (sum score of BDD-Y-BOCS = 20) and fulfillment of DSM-5 BDD criteria (procedure according to Wilhelm et al., 2014), age > 18 years, written consent, sufficient language fluency in German to understand tasks and questionnaires; access to the internet via PC/Laptop Inclusion and exclusion criteria will be assessed via telephone and lab-based screening, those fulfilling criteria will be invited for participation.
Exclusion criteria
Exclusion criteria: current or previous diagnosis of substance abuse or dependence (excluding nicotine), current or previous diagnosis of schizophrenia, psychotic disorder, bipolar disorder based on SCID-I, BDI-II > 29 (i.e., severe levels of depression; Hautzinger et al., 2006); acute levels of suicidality; change in psychotropic medication within the last 8 weeks prior to study admittance; current on-going psychotherapeutic treatment
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Interpretation bias (Word Sentence Association Paradigm, WSAP; Interpretation Questionnaire; IQ), body-dysmorphic symptom severity (BDD-Y-BOCS), insight (Brown Assessment of Belief Scale, BABS); functional impairment and clinical global impression (Clinical Global Impression Scale, CGIS; WHO Disability Assessment Schedule, WHO DAS 2.0) Assessed at 5 Time Points: Pre-Post (2 weeks) FU 1 (1 week after post) FU 2 (1 month after post) FU 3 (3 months after post) | — |
Secondary
| Measure | Time frame |
|---|---|
| Depressive symptom severity (BDI-II - Beck Depression Inventory-II), social anxiety symptom severity (Liebowitz Social Anxiety Scale, LSAS-SR), cognitive flexibility (WCST - Wisconsin Card Sorting Test, CFI - Cognitive Flexibility Inventory), implicit associative structure (Implicit Association Task, IAT); stress vulnerability (Mirror Gazing Task; Picture Taking Task) Assessed at 2 Time Points: Pre-Post (after 2 weeks). WCST, CFI, Mirror Gazing Task, Picture Taking Task. Assessed at 5 Time Points: Pre-Post (after 2 weeks) FU1 (1 week after post) FU2 (4 weeks after post) FU3 (3 months after post) IAT, BDI-II und LSAS-SR. | — |
Countries
Germany
Contacts
Public ContactFanny Alexandra Dietel
AE Klinische Psychologie und PsychotherapieInstitut für Psychologie
Outcome results
None listed