UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000027006
Receipt number R000030966
Scientific Title Genetic factor analysis of chemical sensitivity
Date of disclosure of the study information 2017/04/21
Last modified on 2023/01/24 11:36:19

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Basic information

Public title

Genetic factor analysis of chemical sensitivity

Acronym

GFACS

Scientific Title

Genetic factor analysis of chemical sensitivity

Scientific Title:Acronym

GFACS

Region

Japan


Condition

Condition

Multiple Chemical Sensitivity/Idiopathic Environmental Intolerance

Classification by specialty

Pneumology Neurology Clinical immunology

Classification by malignancy

Others

Genomic information

YES


Objectives

Narrative objectives1

To clarify the genetic factor for multiple chemical sensitivity.

Basic objectives2

Others

Basic objectives -Others

To clarify the genetic factor for multiple chemical sensitivity by comparison of single nucleotide polymorphism between controls and the patients with multiple chemical sensitivity.

Trial characteristics_1


Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

Comparison of single nucleotide polymorphism between control and the patients with multiple chemical sensitivity.P value is less than 5X10^-8.

Key secondary outcomes

P value from 5X10^-8 to 1X10^-5 is highly suggestive association,
P value from 1X10^-5 to 1X10^-4 is moderately suggestive association.


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

20 years-old <=

Age-upper limit


Not applicable

Gender

Male and Female

Key inclusion criteria

1. To meet the 1999 consensus of Multiple Chemical Sensitivity.
2. 20 years of age and older
3. first-person informed consent

Key exclusion criteria

1. Comorbid with mastocytoma or porphyria
2. Only due to psychogenic disorder
3. Comorbid with severe asthma to prevent the diagnosis of multiple chemical sensitivity
4. Adverse event related to blood sampling in the past
5. The patients judged as unsuitable for participation by the researcher

Target sample size

800


Research contact person

Name of lead principal investigator

1st name
Middle name
Last name Masami Taniguchi

Organization

Clinical Research Center for Allergy and Rheumatology Sagamihara National Hospital

Division name

Clinical Research Center for Allergy and Rheumatology

Zip code


Address

18-1 Sakuradai Minami-ku Sagamihara Kanagawa Japan

TEL

042-742-8311

Email

m-taniguchi@sagamihara-hosp.gr.jp


Public contact

Name of contact person

1st name
Middle name
Last name Kentaro Watai

Organization

Clinical Research Center for Allergy and Rheumatology Sagamihara National Hospital

Division name

Clinical Research Center for Allergy and Rheumatology

Zip code


Address

18-1 Sakuradai Minami-ku Sagamihara Kanagawa Japan

TEL

042-742-8311

Homepage URL


Email

k-watai@sagamihara-hosp.gr.jp


Sponsor or person

Institute

Clinical Research Center for Allergy and Rheumatology Sagamihara National Hospital

Institute

Department

Personal name



Funding Source

Organization

National Hospital Organization Clinical Research Center

Organization

Division

Category of Funding Organization

Other

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



Other administrative information

Date of disclosure of the study information

2017 Year 04 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


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

2016 Year 11 Month 05 Day

Date of IRB

2016 Year 11 Month 05 Day

Anticipated trial start date

2017 Year 03 Month 30 Day

Last follow-up date

2020 Year 03 Month 31 Day

Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information

height, weight, gender, onset age, disease duration, the history of chemical exposures, family history,birth history, comorbid disease, QEESI questionnaire


Management information

Registered date

2017 Year 04 Month 16 Day

Last modified on

2023 Year 01 Month 24 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000030966


Research Plan
Registered date File name

Research case data specifications
Registered date File name

Research case data
Registered date File name