The Natural History of Geographic Atrophy Progression (GAP) Study

February 26, 2010 updated by: Alcon Research
The objective of the 18-month trial is to evaluate the natural history of geographic atrophy by assessing the rate of progression of the geographic atrophic lesion over time.

Study Overview

Status

Terminated

Conditions

Study Type

Observational

Enrollment (Anticipated)

1000

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

  • United States
    • Texas
      • Houston, Texas, United States, 77030
        • Houston

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

55 years and older (Adult, Older Adult)

Accepts Healthy Volunteers

No

Genders Eligible for Study

All

Sampling Method

Non-Probability Sample

Study Population

Patients showing signs of geographic atrophy secondary to age-related macular degeneration with no CNV lesion.

Description

Inclusion Criteria:

  • Clinical diagnosis of geographic atrophy secondary to age-related macular degeneration with no CNV lesion.

Exclusion Criteria:

  • Age related

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Time Frame
GA progression rate using fundus autofluorescence
Time Frame: From baseline
From baseline

Secondary Outcome Measures

Outcome Measure
Time Frame
GA progression rate using fundus photography
Time Frame: From baseline
From baseline

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

Alcon Research

Investigators

  • Study Director: Patricia Zilliox, Alcon Research

Publications and helpful links

The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.

General Publications

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start

December 1, 2007

Primary Completion (Actual)

December 1, 2009

Study Registration Dates

First Submitted

January 13, 2008

First Submitted That Met QC Criteria

January 23, 2008

First Posted (Estimate)

January 24, 2008

Study Record Updates

Last Update Posted (Estimate)

March 2, 2010

Last Update Submitted That Met QC Criteria

February 26, 2010

Last Verified

February 1, 2010

More Information

Terms related to this study

Keywords

Additional Relevant MeSH Terms

Other Study ID Numbers

  • C-06-30

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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