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Prevalence and Severity of Colour Vision Deficiency Among Turkish Children

NCT04048499 · Status: COMPLETED · Type: OBSERVATIONAL · Enrollment: 1374

Last updated 2019-08-09

No results posted yet for this study

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.

Conditions

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

Interventions

DEVICE

the Colour Assessment and Diagnosis (CAD) test

The CAD test (City Occupational Ltd, London, UK) measures the severity of red-green and yellow-blue colour vision loss according to red-green and yellow-blue thresholds which are expressed in CAD units and diagnoses accurately the subject's class of colour vision

Sponsors & Collaborators

  • Medipol University

    lead OTHER

Eligibility

Min Age
6 Years
Max Age
18 Years
Sex
ALL
Healthy Volunteers
Yes

Timeline & Regulatory

Start
2018-01-01
Primary Completion
2019-03-01
Completion
2019-03-01

Countries

  • Turkey (Türkiye)

Study Locations

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Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT04048499 on ClinicalTrials.gov