Prevalence and Severity of Colour Vision Deficiency Among Turkish Children

Completed

• Conditions: CAD Test; Children's Vision; Colour Assessment; Colour Vision; Turkey

• Registration Number: NCT04048499
• Lead Sponsor: Medipol University

Brief Summary

To evaluate the usability of the Colour Assessment and Diagnosis (CAD) test in children. To determine the prevalence of colour vision deficiency (CVD) among Turkish children, to identify the class of deficiency and to quanify severity of loss.

Detailed Description

Not available

Study Timeline

• Study Start: 2018-01-01
• Primary Completion: 2019-03-01
• Study Completion: 2019-03-01
• Status Verified: 2019-08
• Study First Submitted: 2019-08-06
• Study First Submitted QC: 2019-08-06
• Study First Posted: 2019-08-07
• Last Update Submitted: 2019-08-07
• Last Update Posted: 2019-08-09

Recruitment & Eligibility

• Status: COMPLETED
• Sex: All
• Target Recruitment: 1374

Inclusion Criteria

children with aged 6-16 years, who attended the ophthalmology department at the Istanbul Medipol University -

Exclusion Criteria

Children with known or current evidence of ocular pathology (other than refractive errors), with history of long term use of medication, previous ocular surgery and those with chronic systemic diseases were excluded from the study

Study & Design

• Study Type: OBSERVATIONAL
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
Prevalence and Severity of Colour Vision Deficiency among Turkish Children	january 2018-march 2019	number of children with colour vision deficiency (CVD) among Turkish children who attend to the clinic in a period o time, number of children in each class of deficiency (protan, deutan) and number of children in each category according to severity.
the usability of the Colour Assessment and Diagnosis (CAD) test in children	january 2018-march 2019	number of children who were cooperative and carried out the full CAD test

Trial Locations

Locations (1)

Istanbul Medipol University; 🇹🇷 Istanbul, Turkey