Status:
COMPLETED
Heredity of Retinal Vessel Tortuosity
Lead Sponsor:
Glostrup University Hospital, Copenhagen
Collaborating Sponsors:
Juvenile Diabetes Research Foundation
Conditions:
Retinopathy of Prematurity
Eligibility:
All Genders
20-46 years
Brief Summary
The purpose of this study is to asses the relative influence of genetic and environmental influence on the tortuosity of retinal arterioles in eyes of 218 healthy Danish twins aged 20-46 years. We exp...
Detailed Description
All persons underwent an ophthalmic examination including refraction, slit lamp biomicroscopy and digital fundus photography. Two independent graders (both with an MD degree) made a visual grading of ...
Eligibility Criteria
Inclusion
- Samesex twin pairs of self-assessed good health
Exclusion
- Diabetes mellitus
- Hypertension
- Thyroid disease
- Cataract or other opacities of the refractive media
- Missing fundus photographs
Key Trial Info
Start Date :
January 1 1998
Trial Type :
OBSERVATIONAL
End Date :
December 1 1998
Estimated Enrollment :
218 Patients enrolled
Trial Details
Trial ID
NCT00427063
Start Date
January 1 1998
End Date
December 1 1998
Last Update
January 26 2007
Active Locations (1)
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1
Department of Ophthalmology Glostrup Hospital
Glostrup Municipality, Copenhagen County, Denmark, DK-2600