UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000045478
Receipt number R000051919
Scientific Title Analysis of the effect of carbon dioxide exposure on daytime sleepiness using multiple sleep latency test
Date of disclosure of the study information 2021/09/14
Last modified on 2023/10/04 11:21:06

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Basic information

Public title

Analysis of the effect of carbon dioxide exposure on daytime sleepiness using multiple sleep latency test

Acronym

Analysis of the effect of carbon dioxide exposure on daytime sleepiness using multiple sleep latency test

Scientific Title

Analysis of the effect of carbon dioxide exposure on daytime sleepiness using multiple sleep latency test

Scientific Title:Acronym

Analysis of the effect of carbon dioxide exposure on daytime sleepiness using multiple sleep latency test

Region

Japan


Condition

Condition

Sleeping disorder

Classification by specialty

Adult

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

The purpose of this study is to obtain clinically valid and reliable data on the effects of low-level carbon dioxide exposure on daytime sleepiness using multiple sleep latency test.

Basic objectives2

Bio-equivalence

Basic objectives -Others


Trial characteristics_1


Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

Sleep latency in multiple sleep latency test, subjective sleepiness, and objective sleepiness

Key secondary outcomes



Base

Study type

Interventional


Study design

Basic design

Cross-over

Randomization

Randomized

Randomization unit

Individual

Blinding

Single blind -participants are blinded

Control

Placebo

Stratification


Dynamic allocation


Institution consideration


Blocking


Concealment



Intervention

No. of arms

2

Purpose of intervention

Prevention

Type of intervention

Other

Interventions/Control_1

Exposure to air for 30 min, 4 times

Interventions/Control_2

Exposure to 5,000 ppm CO2 for 30 min, 4 times

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

20 years-old <=

Age-upper limit

35 years-old >=

Gender

Male

Key inclusion criteria

Healthy male between the ages of 20 and 35 years old who can voluntarily decide whether or not to participate in the study.
No history of sleep disorders, neurological, cardiovascular, or respiratory diseases.
Non-smoker
No more than 400 mg of caffeine per day for 7 days prior to the start of the experiment, and no more than 3 days per week.
(3 cups or less of coffee, 8 cups or less of green or black tea, 5 bottles or less of Red Bull, 2 bottles or less of Monster Energy)
Less than 5 days of drinking in the past month
BMI less than 30
No long-term use of sleeping pills or melatonin

Key exclusion criteria

Sleeping less than 6 hours for 4 or more days as a result of controlled bedtime/wake activity and activity meter sleep recording (7 days) before the study
Subjects who consumed caffeine or alcohol on the day before the experiment
Subjects who slept less than 6 hours on the day before the experiment.
Subjects who showed "signs" of sleep disorder in the all-night polysomnography.

Target sample size

25


Research contact person

Name of lead principal investigator

1st name Ryoichi
Middle name
Last name Nagatomi

Organization

Tohoku University

Division name

Graduate School of Biomedical Engineering

Zip code

980-8575

Address

2-1, Seiryo-machi, Aoba-ku Sendai, Miyagi

TEL

022-717-8586

Email

nagatomi@med.tohoku.ac.jp


Public contact

Name of contact person

1st name Hitoshi
Middle name
Last name Inada

Organization

Tohoku University

Division name

Graduate School of Biomedical Engineering

Zip code

980-8575

Address

2-1, Seiryo-machi, Aoba-ku Sendai, Miyagi

TEL

022-717-8203

Homepage URL


Email

hinada@med.tohoku.ac.jp


Sponsor or person

Institute

Tohoku University

Institute

Department

Personal name



Funding Source

Organization

Tohoku University

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

Clinical Research Ethics Committee, Tohoku University Hospital

Address

1-1, Seiryo-machi, Aoba-ku Sendai, Miyagi

Tel

022-728-4105

Email

ec@rinri.hosp.tohoku.ac.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

2021 Year 09 Month 14 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

13

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

2021 Year 09 Month 14 Day

Date of IRB

2021 Year 09 Month 06 Day

Anticipated trial start date

2021 Year 10 Month 01 Day

Last follow-up date

2023 Year 03 Month 31 Day

Date of closure to data entry


Date trial data considered complete

2023 Year 02 Month 28 Day

Date analysis concluded

2023 Year 03 Month 31 Day


Other

Other related information



Management information

Registered date

2021 Year 09 Month 14 Day

Last modified on

2023 Year 10 Month 04 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000051919


Research Plan
Registered date File name

Research case data specifications
Registered date File name

Research case data
Registered date File name