UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000020289
Receipt number R000023427
Scientific Title Developmental Problems and Hoarding Symptoms among Japanese College Students and Adults
Date of disclosure of the study information 2015/12/21
Last modified on 2019/03/02 01:48:03

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Basic information

Public title

Developmental Problems and Hoarding Symptoms among Japanese College Students and Adults

Acronym

Developmental Problems and Hoarding Symptoms

Scientific Title

Developmental Problems and Hoarding Symptoms among Japanese College Students and Adults

Scientific Title:Acronym

Developmental Problems and Hoarding Symptoms

Region

Japan


Condition

Condition

Hoarding Disorder

Classification by specialty

Psychiatry Adult

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

The aim of this study is to investigate the relationship between developmental problems and hoarding symptoms, focusing on ADHD and ASD.

Basic objectives2

Others

Basic objectives -Others

This is an exploratory analysis for disease model.

Trial characteristics_1

Exploratory

Trial characteristics_2

Explanatory

Developmental phase

Not applicable


Assessment

Primary outcomes

Saving Inventory-Revised (SI-R)

Key secondary outcomes

Saving Cognitions Inventory (SCI)
Hoarding Rating Scale (HRS)
Clutter Image Rating (CIR)
Autism Spectrum Quotient (AQ)
Adult ADHD Self-Report Scale (ASRS)
Obsessive Compulsive Inventory-Revised (OCI-R)
Patient Health Questionnaire-9 (PHQ-9)
Generalized Anxiety Disorder Quiestionnaire-7 (GAD-7)


Base

Study type

Observational


Study design

Basic design


Randomization


Randomization unit


Blinding


Control


Stratification


Dynamic allocation


Institution consideration


Blocking


Concealment



Intervention

No. of arms


Purpose of intervention


Type of intervention


Interventions/Control_1


Interventions/Control_2


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

18 years-old <=

Age-upper limit

70 years-old >=

Gender

Male and Female

Key inclusion criteria

1. Subjects who give full consent for the participation of this study.
2. Aged 18 years or older, and 70 years or younger at screening.

Key exclusion criteria

1. Subjects who do not give full consent for the participation of this study.

Target sample size

1300


Research contact person

Name of lead principal investigator

1st name
Middle name
Last name Akiko Nakagawa

Organization

Chiba University

Division name

Research Center for Child Mental Development and Education

Zip code


Address

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

TEL

043-226-2975

Email

akikon@chiba-u.jp


Public contact

Name of contact person

1st name
Middle name
Last name Aki Tsuchiyagaito

Organization

Osaka University

Division name

United Graduate School of Child Development

Zip code


Address

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

TEL

043-226-2975

Homepage URL


Email

a-tsuchiyagaito@umin.ac.jp


Sponsor or person

Institute

Research Center for Child Mental Development and Education, Chiba University

Institute

Department

Personal name



Funding Source

Organization

The Ministry of Education, Culture, Sports, Science and Technology

Organization

Division

Category of Funding Organization

Japanese Governmental office

Nationality of Funding Organization



Other related organizations

Co-sponsor


Name of secondary funder(s)



IRB Contact (For public release)

Organization


Address


Tel


Email



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

千葉大学医学部付属病院(千葉県)


Other administrative information

Date of disclosure of the study information

2015 Year 12 Month 21 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

We investigated the relationship between hoarding behavior and other psychosocial measurement using university students sample via web survey.

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

Completed

Date of protocol fixation

2015 Year 06 Month 19 Day

Date of IRB


Anticipated trial start date

2015 Year 12 Month 21 Day

Last follow-up date


Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information

The questionnaire survey will be conducted for college students, and the internet survey for the adults.


Management information

Registered date

2015 Year 12 Month 21 Day

Last modified on

2019 Year 03 Month 02 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000023427