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NCT04048499
Prevalence and Severity of Colour Vision Deficiency Among Turkish Children
trial testing the Colour Assessment and Diagnosis (CAD) test in CAD Test; Children's Vision; Colour Assessment; Colour Vision; Turkey in 1,374 participants. Completed in 1 March 2019.
1 March 2019
Quick facts
| Lead sponsor | Medipol University |
|---|---|
| Status | Completed |
| Study type | OBSERVATIONAL |
| Enrollment | 1,374 |
| Start date | 1 January 2018 |
| Primary completion | 1 March 2019 |
| Estimated completion | 1 March 2019 |
| Sites | 1 location across Turkey (Türkiye) |
Drugs / interventions tested
- the Colour Assessment and Diagnosis (CAD) test
Conditions studied
- CAD Test; Children's Vision; Colour Assessment; Colour Vision; Turkey — all drugs for CAD Test; Children's Vision; Colour Assessment; Colour Vision; Turkey →
Sponsor
Medipol University
Who can join
Adults 6 to 18, any sex, with CAD Test; Children's Vision; Colour Assessment; Colour Vision; Turkey. Patients with the condition only — healthy volunteers not accepted.
Sponsor's own description
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.
Publications & conference data
No peer-reviewed publications indexed yet for this trial. Completed trials usually publish results within 12-18 months.
Verify or expand the search:
- PubMed search for NCT04048499
- Europe PMC full search
- ASCO Meeting Library
- ESMO Meeting Library
- bioRxiv preprints
- medRxiv preprints
- Google Scholar
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Verify against primary sources
- ClinicalTrials.gov — authoritative US registry record
- WHO ICTRP — international registry index
- EU Clinical Trials Register
- Sponsor press releases (Google)
- Trial protocol + status: ClinicalTrials.gov NCT04048499 (US National Library of Medicine, public domain)
- Drug + disease cross-links: matched in real time against Drug Landscape's normalised drug + company + condition tables
- Sponsor: as reported to ClinicalTrials.gov by Medipol University
- Last refreshed: 9 August 2019
Drug Landscape aggregates and links these public records for informational use only. Always verify against the primary source before clinical or regulatory decisions. Canonical URL: https://druglandscape.com/trial/NCT04048499.
Primary sources · FDA · ClinicalTrials.gov · EMA · SEC EDGAR · ChEMBL · Wikidata · full sourcing