UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000040916
Receipt number R000046227
Scientific Title Internet-based Guided Self-help Cognitive Behavioral Therapy(iGSH-CBT) for Bulimia Nervosa in Japan: a randomized controlled trial.
Date of disclosure of the study information 2020/07/20
Last modified on 2020/09/11 19:40:42

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Basic information

Public title

Internet-based Guided Self-help Cognitive Behavioral Therapy(iGSH-CBT) for Bulimia Nervosa in Japan: a randomized controlled trial.

Acronym

Bulimia nervosa Research of Electronic Exercise and Self-help Education

Scientific Title

Internet-based Guided Self-help Cognitive Behavioral Therapy(iGSH-CBT) for Bulimia Nervosa in Japan: a randomized controlled trial.

Scientific Title:Acronym

Bulimia nervosa Research of Electronic Exercise and Self-help Education

Region

Japan


Condition

Condition

Bulimia nervosa, Binge-eating disorder

Classification by specialty

Psychiatry

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

To examine effectiveness of Internet based guided self-help cognitive behavioral therapy for patients with bulimia nervosa or binge-eating disorder

Basic objectives2

Safety,Efficacy

Basic objectives -Others


Trial characteristics_1


Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

The Change in the frequency of weekly objective binge-eating and vomiting episodes between the baseline and post-treatment

Key secondary outcomes

Dropout rates
BITE; Bulimia Investigatory Test, Edinburgh
EDE-Q; Eating Disorder Examination Questionnaire
EDI-2; Eating Disorder Inventory-2
HADS; Hospital Anxiety and Depression Scale
EQ-5D-5L; The 5-level EuroQol 5 dimension
AQ; Autism-Spectrum Quotient
ASRS-V1.1; Adult ADHD Self-Report Scale-V1.1
Patient satisfaction
Motivational ruler


Base

Study type

Interventional


Study design

Basic design

Parallel

Randomization

Randomized

Randomization unit

Individual

Blinding

Open -no one is blinded

Control

Active

Stratification


Dynamic allocation


Institution consideration


Blocking


Concealment



Intervention

No. of arms

2

Purpose of intervention

Treatment

Type of intervention

Maneuver

Interventions/Control_1

Internet-based guided self-help cognitive behavioral therapy

Interventions/Control_2

Treatment as usual

Interventions/Control_3


Interventions/Control_4


Interventions/Control_5


Interventions/Control_6


Interventions/Control_7


Interventions/Control_8


Interventions/Control_9


Interventions/Control_10



Eligibility

Age-lower limit

16 years-old <=

Age-upper limit

40 years-old >=

Gender

Male and Female

Key inclusion criteria

1.Patients who met the current diagnosis of bulimia nervosa or binge-eating disorder according to the Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition (DSM-5) criteria
2.BMI is >=18 and <=30 kg/m2 at baseline

Key exclusion criteria

1. Patients with organic brain complications/disorders
2. Patients with substance use disorders
3. Patients who are highly likely to attempt suicide
4. Patients with organic brain complications/disorders
5. Patients with substance use disorders
6. Patients who are highly likely to attempt suicide
7. Patients with severe mental disorders which require hospitalization
8. Patients with severe medical illness
9. Patients who have severe social or occupational dysfunction or have severe dysfunction in school associated with psychiatric symptoms
10. Patients who have already taken CBT on obtaining informed concern
11. Patients who are judged to be ineligible as study subjects by the principal investigators or sub-investigators

Target sample size

82


Research contact person

Name of lead principal investigator

1st name Masaomi
Middle name
Last name Iyo

Organization

Chiba University Graduate School of Medicine

Division name

Department of Psychiatry

Zip code

260-8670

Address

1-8-1 Inohana, Chuo-ku, Chiba City, Chiba, Japan

TEL

043-222-7171

Email

iyom@faculty.chiba-u.jp


Public contact

Name of contact person

1st name Michiko
Middle name
Last name Nakazato

Organization

Chiba University Graduate School of Medicine

Division name

Department of Psychiatry

Zip code

260-8670

Address

1-8-1 Inohana, Chuo-ku, Chiba City, Chiba, Japan

TEL

043-222-7171

Homepage URL


Email

nakazato@faculty.chiba-u.jp


Sponsor or person

Institute

Department of Psychiatry, Chiba University Graduate School of Medicine

Institute

Department

Personal name



Funding Source

Organization

None

Organization

Division

Category of Funding Organization

Self funding

Nationality of Funding Organization



Other related organizations

Co-sponsor


Name of secondary funder(s)



IRB Contact (For public release)

Organization

Chiba University Hospital

Address

1-8-1 Inohana, Chuo-ku, Chiba

Tel

043-222-7171

Email

shiken@office.chiba-u.jp


Secondary IDs

Secondary IDs

NO

Study ID_1


Org. issuing International ID_1


Study ID_2


Org. issuing International ID_2


IND to MHLW



Institutions

Institutions



Other administrative information

Date of disclosure of the study information

2020 Year 07 Month 20 Day


Related information

URL releasing protocol


Publication of results

Unpublished


Result

URL related to results and publications


Number of participants that the trial has enrolled


Results


Results date posted


Results Delayed


Results Delay Reason


Date of the first journal publication of results


Baseline Characteristics


Participant flow


Adverse events


Outcome measures


Plan to share IPD


IPD sharing Plan description



Progress

Recruitment status

Open public recruiting

Date of protocol fixation

2020 Year 04 Month 22 Day

Date of IRB

2020 Year 07 Month 01 Day

Anticipated trial start date

2020 Year 07 Month 20 Day

Last follow-up date

2022 Year 06 Month 30 Day

Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information



Management information

Registered date

2020 Year 06 Month 27 Day

Last modified on

2020 Year 09 Month 11 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000046227


Research Plan
Registered date File name

Research case data specifications
Registered date File name

Research case data
Registered date File name