UMIN-CTR Clinical Trial

Basic information
Official scientific title of the study	Cross-sectional research on natural disease history and background factors of allergic diseases
Title of the study (Brief title)	Cross-sectional research on allergic diseases
Region	Japan

Condition
Condition	allergic diseases
Classification by specialty	Clinical immunology Pediatrics Dermatology Oto-rhino-laryngology
Classification by malignancy	Others
Genomic information	NO

Objectives
Narrative objectives1	Recently, the number of adult patients with atopic dermatitis with persistent or recurrent course in adolescence is increasing. And this issue is now becoming growing social problem in Japan. To address this problem, we had conducted a survey on lifestyle, disease' natural history, exacerbating factors, and modality of therapy to adolescent patients with atopic dermatitis.
Basic objectives2	Others
Basic objectives -Others	actual condition survey
Trial characteristics_1
Trial characteristics_2
Developmental phase

Assessment
Primary outcomes	1) questionnaire with bubble sheet 2) Actual therapeutic situation for atopic dermatitis
Key secondary outcomes

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	Not applicable
Age-upper limit	Not applicable
Gender	Male and Female
Key inclusion criteria	1) new students of our university 2) patients with allergic diseases
Key exclusion criteria	none
Target sample size	14000

Research contact person
Name of lead principal investigator	Ichiro Katayama
Organization	Osaka University
Division name	dept. of dermatology
Address	2-2, Yamadaoka, SUita, Osaka
TEL	0668795111
Email	h-murota@derma.med.osaka-u.ac.jp

Public contact
Name of contact person	0668795111
Organization	Osaka university
Division name	Dermatology
Address	2-2, yamadaoka, suita
TEL	0668795111
Homepage URL
Email	h-murota@derma.med.osaka-u.ac.jp

Sponsor
Institute	Dept. of dermatology, osaka university
Institute
Department

Funding Source
Organization	Dept. of dermatology, osaka university
Organization
Division
Category of Funding Organization	Self funding
Nationality of Funding Organization

Other related organizations
Co-sponsor
Name of secondary funｄer(s)

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	2012 Year 06 Month 29 Day

Progress
Recruitment status	Completed
Date of protocol fixation	2012 Year 04 Month 01 Day
Anticipated trial start date	2012 Year 06 Month 01 Day
Last follow-up date
Date of closure to data entry
Date trial data considered complete
Date analysis concluded

Related information
URL releasing protocol
Publication of results	Published
URL releasing results
Results
Other related information	in operation

Management information
Registered date	2012 Year 06 Month 29 Day
Last modified on	2018 Year 12 Month 31 Day

Link to view the page
URL(English)	https://upload.umin.ac.jp/cgi-open-bin/icdr_e/ctr_view.cgi?recptno=R000009771