Efficacy of a Cognitive Behavioural group Therapy (CBT) for compulsive buying disorder

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

ISRCTN

Registry ID

ISRCTN38444899

Enrollment

Registered

2007-11-22

Start date

2003-11-01

Completion date

Unknown

Last updated

2015-01-13

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Compulsive buying disorder Mental and Behavioural Disorders Adult personality disorders

Interventions

This trial is a randomised controlled trial comparing a treatment group with a waiting list control group (2 arms). Because of logistical difficulties a simultaneous conduction of groups was not feasi

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. Current compulsive buying problems according to the criteria of McElroy et. al. (1994) 2. Aged 18 and over

Exclusion criteria

Exclusion criteria: 1. Active suicidal ideation 2. Current mania

Design outcomes

Primary

Measure	Time frame
1. Compulsive Buying Scale (CBS) 2. Yale-Brown Obsessive Compulsive Scale - Shopping Version (Y-BOCS-SV) 3. German Compulsive Buying Scale (G-CBS) All participants were assessed at baseline. Participants assigned to CBT were assessed at the end of treatment and at the end of a 6-months follow-up period. Individuals assigned to the WLC were reassessed 12 weeks after the baseline assessment. All assessments were conducted by research staff members who remained blind to the treatment assignment throughout the study. Participants completed all self-report questionnaires during the assessment visits.	—

Measure

Time frame

1. Compulsive Buying Scale (CBS) 2. Yale-Brown Obsessive Compulsive Scale - Shopping Version (Y-BOCS-SV) 3. German Compulsive Buying Scale (G-CBS) All participants were assessed at baseline. Participants assigned to CBT were assessed at the end of treatment and at the end of a 6-months follow-up period. Individuals assigned to the WLC were reassessed 12 weeks after the baseline assessment. All assessments were conducted by research staff members who remained blind to the treatment assignment throughout the study. Participants completed all self-report questionnaires during the assessment visits.

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Secondary

Measure	Time frame
1. Symptom Check-List-90-R (SCL-90-R) 2. Barratt Impulsiveness Scale (BIS-11) 3. Saving Inventory - Revised (SI-R) All participants were assessed at baseline. Participants assigned to CBT were assessed at the end of treatment and at the end of a 6-months follow-up period. Individuals assigned to the WLC were reassessed 12 weeks after the baseline assessment. All assessments were conducted by research staff members who remained blind to the treatment assignment throughout the study. Participants completed all self-report questionnaires during the assessment visits.	—

Measure

Time frame

1. Symptom Check-List-90-R (SCL-90-R) 2. Barratt Impulsiveness Scale (BIS-11) 3. Saving Inventory - Revised (SI-R) All participants were assessed at baseline. Participants assigned to CBT were assessed at the end of treatment and at the end of a 6-months follow-up period. Individuals assigned to the WLC were reassessed 12 weeks after the baseline assessment. All assessments were conducted by research staff members who remained blind to the treatment assignment throughout the study. Participants completed all self-report questionnaires during the assessment visits.

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Countries

Germany

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Feb 4, 2026