Long-Term Follow-Up of Patients Enrolled in the Early Treatment Diabetic Retinopathy Study (ETDRS)

NCT ID: NCT00001612

Last Updated: 2008-03-04

Basic Information

• Recruitment Status: COMPLETED
• Total Enrollment: 170 participants
• Study Classification: OBSERVATIONAL
• Study Start Date: 1997-05-31
• Study Completion Date: 2000-08-31

Brief 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.

Detailed Description

To evaluate the long-term clinical course and prognosis of diabetic retinopathy treated with different strategies of scatter and/or focal laser photocoagulation in patients enrolled in the Early Treatment Diabetic Retinopathy Study (ETDRS).

Conditions

Diabetic Retinopathy

Eligibility Criteria

Inclusion Criteria

Patient was originally enrolled in the Early Treatment Diabetic Retinopathy Study at the Johns Hopkins Wilmer Eye Institute.

Patient not previously enrolled are not eligible.

• Eligible Sex: ALL
• Accepts Healthy Volunteers: No

Sponsors

National Eye Institute (NEI)

NIH

Sponsor Role: lead

Locations

National Eye Institute (NEI)

Bethesda, Maryland, United States

Countries

United States

References

Ferris FL 3rd. How effective are treatments for diabetic retinopathy? JAMA. 1993 Mar 10;269(10):1290-1. No abstract available.

Reference Type: BACKGROUND

PMID: 8437309 (View on PubMed)

Other Identifiers

97-EI-0120

Identifier Type: -

Identifier Source: secondary_id

970120

Identifier Type: -

Identifier Source: org_study_id