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Ocular DiseasesNCT00249392

Epidemiologic, Laboratory, and Clinical Characterization of Individuals With Ocular Diseases

An observational study of Ocular Diseases, run by Nanjing Medical University at 1 site in China.

Unknown status

Status not confirmed. The sponsor has not verified this record for over two years, so it may be out of date.

Official record
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Trial summary

Environmental and genetic factors may play a role in the progression of ocular diseases (cataract, retinopathy, age-related macular degeneration, glaucoma, retinal detachment, ocular tumor, etc.). Read more about this study

Who is it for?
Ages 18 to 89 yearsHealthy volunteers can take part
Conditions the study is for
Ocular Diseases
How many people
800 participants
Where
1 siteChina
Study dates
Oct 2004to not given
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 18 to 89 years
  • All sexes
  • Healthy volunteers accepted
  • Adult, Older adult

Who may be able to join

  • This is a study only of Chinese.
  • Subjects will be allowed to participate if they self-identify as Chinese.
  • Individuals with ocular diseases (cataract, retinopathy, age-related macular degeneration, glaucoma, retinal detachment, ocular tumor, etc.) will be allowed to participate. To participate in the study as the control, subjects should be confirmed without ocular diseases.

Who cannot join

None listed.

Trial locations and contacts

1 site in 1 country.

China1 site
  • Department of Pharmacology, Institute of Clinical Pharmacology, Nanjing Medical University

    Nanjing, Jiangsu, 210029

Other trials in China

About this study

Environmental and genetic factors may play a role in the progression of ocular diseases (cataract, retinopathy, age-related macular degeneration, glaucoma, retinal detachment, ocular tumor, etc.). The goal of this project is to establish a series of case-control studies to evaluate risk factors of ocular diseases in China.

Read the detailed description

This study is designed to investigate the epidemiologic, genetic, laboratory and clinical characterization of individuals with ocular diseases (cataract, retinopathy, age-related macular degeneration, glaucoma, retinal detachment, ocular tumor, etc.). We will accrue approximately 800 patients as experimental group. The control group consists of age/sex frequency-matched subjects who will be confirmed without ocular diseases. We will explore the environmental (including family history, life style, diet, physical activity, neuropsychological functioning,plasma levels of oxidative stress and angiogenic factors, etc.) and genetic (including oxidative stress and angiogenic factors, etc.) risk factors. We will study the association between various environmental risk factors with the clinical characterization and correlation between the genetic polymorphisms and the presence of various ocular diseases.

Conditions
Ocular Diseases
Keywords
ocular diseases, risk factors, genetic factors

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted7 Nov 2005 (estimated)
  2. Study startOct 2004

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Observational
Enrolment
800 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00249392
Sponsor's protocol ID
ICP008
Status last verified
May 2008
First submitted
4 Nov 2005
Last updated
23 May 2008
Results posted
No

Questions about this trial

What is this clinical trial studying?

An observational study of Ocular Diseases, run by Nanjing Medical University at 1 site in China.

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 3 inclusion and 0 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: status not confirmed, as of the sponsor's last update on 23 May 2008. 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 China. 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?

Results are not available in the source record.

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 23 May 2008.

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