UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000056530
Receipt number R000064600
Scientific Title An exploratory study on the effects of fatigue on sleep and cognitive function
Date of disclosure of the study information 2024/12/23
Last modified on 2025/09/25 16:40:55

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Basic information

Public title

An exploratory study on the effects of fatigue on sleep and cognitive function (SWE-2024-04)

Acronym

An exploratory study on the effects of fatigue on sleep and cognitive function

Scientific Title

An exploratory study on the effects of fatigue on sleep and cognitive function

Scientific Title:Acronym

An exploratory study on the effects of fatigue on sleep and cognitive function

Region

Japan


Condition

Condition

Not applicable

Classification by specialty

Not applicable Adult

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

To evaluate the effects of fatigue on sleep and cognitive function.

Basic objectives2

Others

Basic objectives -Others

To evaluate the effects of fatigue on sleep and cognitive function.

Trial characteristics_1


Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

Cognitive function (attention)

Key secondary outcomes



Base

Study type

Interventional


Study design

Basic design

Cross-over

Randomization

Randomized

Randomization unit

Individual

Blinding

Open -no one is blinded

Control

Dose comparison

Stratification


Dynamic allocation


Institution consideration


Blocking


Concealment



Intervention

No. of arms

6

Purpose of intervention

Prevention

Type of intervention

Other

Interventions/Control_1

Administration of low-intensity cognitive tasks for 2 days, washout for 5 days, administration of middle-intensity cognitive tasks for 2 days, washout for 5 days, administration of high-intensity cognitive tasks for 2 days

Interventions/Control_2

Administration of low-intensity cognitive tasks for 2 days, washout for 5 days, administration of high-intensity cognitive tasks for 2 days, washout for 5 days, administration of middle-intensity cognitive tasks for 2 days

Interventions/Control_3

Administration of middle-intensity cognitive tasks for 2 days, washout for 5 days, administration of low-intensity cognitive tasks for 2 days, washout for 5 days, administration of high-intensity cognitive tasks for 2 days

Interventions/Control_4

Administration of middle-intensity cognitive tasks for 2 days, washout for 5 days, administration of high-intensity cognitive tasks for 2 days, washout for 5 days, administration of low-intensity cognitive tasks for 2 days

Interventions/Control_5

Administration of high-intensity cognitive tasks for 2 days, washout for 5 days, administration of low-intensity cognitive tasks for 2 days, washout for 5 days, administration of middle-intensity cognitive tasks for 2 days

Interventions/Control_6

Administration of high-intensity cognitive tasks for 2 days, washout for 5 days, administration of middle-intensity cognitive tasks for 2 days, washout for 5 days, administration of low-intensity cognitive tasks for 2 days

Interventions/Control_7


Interventions/Control_8


Interventions/Control_9


Interventions/Control_10



Eligibility

Age-lower limit

30 years-old <=

Age-upper limit

49 years-old >=

Gender

Male and Female

Key inclusion criteria

(1) Males and females aged 30 to 49 years
(2) Individuals who can visit the designated study site on scheduled examination dates
(3) Individuals who have fully understood the purpose and content of the study and have provided written informed consent

Key exclusion criteria

(1) Individuals with a history of neurological or psychiatric disorders, or those suspected of having such disorders
(2) Individuals with injuries or medical conditions that interfere with the operation of electronic devices such as computers
(3) Heavy alcohol drinkers
(4) Shift workers, night shift workers, those who are routinely awakened during the night, or those with irregular lifestyles
(5) Any other individuals deemed unsuitable for the study by the Principal Investigator

Target sample size

30


Research contact person

Name of lead principal investigator

1st name Yoshihisa
Middle name
Last name Kaneda

Organization

Suntory Wellness Limited

Division name

Institute for Science of Life

Zip code

6190284

Address

8-1-1 Seikadai, Seika-cho, Soraku-gun, Kyoto, Japan.

TEL

050-1804-0218

Email

Yoshihisa_Kaneda@suntory.co.jp


Public contact

Name of contact person

1st name Satoshi
Middle name
Last name Morita

Organization

Suntory Wellness Limited

Division name

Institute for Science of Life

Zip code

6190284

Address

8-1-1 Seikadai, Seika-cho, Soraku-gun, Kyoto, Japan.

TEL

050-1804-0185

Homepage URL


Email

Sa_Morita@suntory.co.jp


Sponsor or person

Institute

Suntory Wellness Limited

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

IRB of Fukuda Clinic

Address

2F Shin-Osaka Brick Building, 1-6-1, Miyahara, Yodogawa-ku, Osaka-shi, Osaka Japan

Tel

06-6398-0203

Email

fukudaclinicIRB@gmail.com


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

2024 Year 12 Month 23 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

Completed

Date of protocol fixation

2024 Year 12 Month 21 Day

Date of IRB

2024 Year 12 Month 21 Day

Anticipated trial start date

2024 Year 12 Month 23 Day

Last follow-up date

2025 Year 04 Month 27 Day

Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information



Management information

Registered date

2024 Year 12 Month 21 Day

Last modified on

2025 Year 09 Month 25 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000064600