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NCT00001612 · ClinicalTrials.gov registry record
Long-Term Follow-Up of Patients Enrolled in the Early Treatment Diabetic Retinopathy Study (ETDRS)
A clinical trial, sponsored by National Eye Institute (NEI).
- Completed
- Registry status
- 170
- Enrollment target
NCT00001612: Completed study, sponsored by National Eye Institute (NEI).
NCT00001612 is a clinical trial that has completed, run by National Eye Institute (NEI). The registered enrollment target is 170 participants. According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT00001612 has completed, sponsored by National Eye Institute (NEI).
- COMPLETED
- Registry status
- 170 participants
- Enrollment target
Study Summary
Patients enrolled in the original Early Treatment Diabetic Retinopathy Study at the Clinical Center at Johns Hopkins Wilmer Eye Institute will be invited for a follow-up visit at the National Eye Institute. Visual function will be assessed with manifest refraction and standardized visual acuity measurement. The progression of retinopathy will be evaluated by ocular exam and fundus photography. A brief medical history will be obtained. The goal of this study is to evaluate the long-term results of patients whose diabetic retinopathy was treated with different strategies of scatter and/or focal laser photocoagulation.
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 170 participants |
| Start Date | 1997-05 |
| Est. Completion | 2000-08 |
What the finished NCT00001612 record still lists
NCT00001612 is an observational study that tracks outcomes without assigning an intervention. The registered 170 participants enrollment target is mid-sized for trials with a published cap.
The record links to 0 conditions, and to 0 interventions.
NCT00001612 does not publish any study locations in the registry export this page uses.
Frequently Asked Questions
What is clinical trial NCT00001612 about?
NCT00001612 is a clinical study titled "Long-Term Follow-Up of Patients Enrolled in the Early Treatment Diabetic Retinopathy Study (ETDRS)". Patients enrolled in the original Early Treatment Diabetic Retinopathy Study at the Clinical Center at Johns Hopkins Wilmer Eye Institute will be invited for a follow-up visit at the National Eye Institute. Visual function will be assessed with manifest refraction and standardized visual acuity meas...
What is the current status of trial NCT00001612?
This trial is currently completed. The enrollment target is 170 participants. The study started on 1997-05. Estimated completion is 2000-08.
Who is sponsoring clinical trial NCT00001612?
This trial is sponsored by National Eye Institute (NEI), which has 221 total clinical trials registered on ClinicalTrials.gov.
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