Human VolunteersNCT00166933
Minimal Erythema Dose of UV-B in Normal Population of Taiwan
An observational study of Human Volunteers, run by National Taiwan University Hospital at 1 site in Taiwan.
Trial summary
There is no previous study on the minimal erythema dose of UVB irradiation in Chinese people. We will investigate the correlation of skin phototype, constitutive skin color, facultative skin color and minimal erythema dose in Taiwanese. Read more about this study
- Who is it for?
- Ages 10 to 65 yearsHealthy volunteers can take part
- Conditions the study is for
- Human Volunteers
- How many people
- 60 participants
- Where
- 1 siteTaiwan
- Study dates
- Jun 2005to Aug 2005
- Phase
- Observational
- Are there results?
- None posted in the registry
Key requirements
Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.
- Ages 10 to 65 years
- All sexes
- Healthy volunteers accepted
- Child, Adult, Older adult
Who may be able to join
- 10-65 years old normal healthy volunteers
Who cannot join
- Age under 10 years old or older than 65 years old People with a past history of photo-sensitivity People who had been treated with phototherapy
Trial locations and contacts
1 site in 1 country.
About this study
There is no previous study on the minimal erythema dose of UVB irradiation in Chinese people. We will investigate the correlation of skin phototype, constitutive skin color, facultative skin color and minimal erythema dose in Taiwanese.
Read the detailed description
The skin phototype will be obtained from a structuralized questionaire. The constitutive skin color and facultative skin color will be obtained by chromameter. The minimal erythema dose will be obtained by physician's assessment.
- Conditions
- Human Volunteers
- Keywords
- minimal erythema dose, UVB, normal
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted14 Sep 2005 (estimated)
- Study startJun 2005
- Study completionAug 2005
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Other trials for Human VolunteersStudies of the same condition, open and under way.
- More trials run by National Taiwan University HospitalThe sponsor's other registered studies.
- What the trial phases meanHow a treatment moves from first tests in people to approval.
More details
For doctors and researchers: how the study is designed, who runs it, and its registry IDs.
Study design
- Study type
- Observational
- Time perspective
- Other
- Enrolment
- 60 participants
Sponsor and investigators
- Lead sponsor
- National Taiwan University Hospital
- Sponsor type
- University, hospital or other
- Investigators
- Chia-Yu Chu, MD, Principal investigator, Department of Dermatology, National Taiwan University Hospital
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT00166933
- Sponsor's protocol ID
- 9461700530
- Status last verified
- Aug 2005
- First submitted
- 12 Sep 2005
- Last updated
- 21 Dec 2005
- Results posted
- No
Study at a glance
From the registry record, last updated by the sponsor on 21 Dec 2005. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- Minimal Erythema Dose of UV-B in Normal Population of Taiwan
- ClinicalTrials.gov ID
- NCT00166933
- Acronym / sponsor ID
- 9461700530
- Conditions
- Human Volunteers
- Keywords
- minimal erythema dose, UVB, normal
- Study type
- Observational
- Recruitment status
- Completed
- Enrolment
- 60 participants
- Lead sponsor
- National Taiwan University HospitalUniversity, hospital or other
- Study start
- Jun 2005
- Study completion
- Aug 2005
- First posted
- 14 Sep 2005 (estimated)
- Results
- Not posted in the source record
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
There is no previous study on the minimal erythema dose of UVB irradiation in Chinese people. We will investigate the correlation of skin phototype, constitutive skin color, facultative skin color and minimal erythema dose in Taiwanese.
Detailed description
The skin phototype will be obtained from a structuralized questionaire. The constitutive skin color and facultative skin color will be obtained by chromameter. The minimal erythema dose will be obtained by physician's assessment.
Study design
- Time perspective
- Other
Who may qualify
- Ages
- 10 to 65 years
- Sex
- All
- Healthy volunteers
- Accepted
- Age groups
- Child, Adult, Older adult
Key inclusion criteria (1 listed)
- 10-65 years old normal healthy volunteers
Key exclusion criteria (1 listed)
- Age under 10 years old or older than 65 years old People with a past history of photo-sensitivity People who had been treated with phototherapy
Eligibility is decided by the study team after screening; this overview does not establish that a patient qualifies. Full inclusion and exclusion criteria.
Primary outcome
Not reported in the source record.
Results and safety
The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 21 Dec 2005.
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Referral and contact
AzTrials does not enrol participants or take referrals. Contact the study team or a site listed below; they decide who can take part. This study is not recruiting at the moment.
Chia-Yu Chu, MD principal investigator
Department of Dermatology, National Taiwan University Hospital
1 site in 1 country: see every site and its status.
Questions about this trial
What is this clinical trial studying?
An observational study of Human Volunteers, run by National Taiwan University Hospital at 1 site in Taiwan.
The full registered description is in the About this study section and the official record.
Who may be eligible to take part?
The sponsor lists 1 inclusion and 1 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.
Is this clinical trial currently recruiting?
The record says: finished, as of the sponsor's last update on 21 Dec 2005. Status can change between updates, so confirm with the study contact before making plans.
Where is the study taking place?
The record lists 1 site in Taiwan. Whether a site is taking part right now should be confirmed with that site. See every site.
What are the possible benefits and risks?
They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.
Are results available for this study?
The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.
How can a doctor refer a patient or contact the research team?
The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.
Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?
No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.
How often is this information updated?
AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 21 Dec 2005.