Performance of Red Tinted Contact Lenses on Colour Defects
Launched by NATIONAL UNIVERSITY OF MALAYSIA · Dec 1, 2022
Trial Information
Current as of January 14, 2025
Completed
Keywords
ClinConnect Summary
Six congenital CVD subjects were recruited. After colour vision screening using Ishihara plate, the Farnsworth-Munsell 100 Hue test was carried out to determine the type and severity of colour vision deficiency. Four types of red-tinted CL (Type A, B, C and D) were used. The performance of each of these lenses was determined through the comparison of error scores in the Ishihara test before and after wearing tinted contact lens on only the non-dominant eye. Then, the transmittance of each tinted CL was determined using a spectrophotometer. All these lenses were fitted on the subjects in one...
Gender
ALL
Eligibility criteria
- Inclusion Criteria:
- • Age range 18-40 years
- • all sex
- • color defect diagnosed with Ishihara Test
- • no contraindication in contact lens wear
- Exclusion Criteria:
- • have ocular and systemic diseases
Trial Officials
Haliza Abdul Mutalib, PhD
Principal Investigator
UKM
About National University Of Malaysia
The National University of Malaysia (Universiti Kebangsaan Malaysia, UKM) is a prestigious institution dedicated to advancing medical research and clinical trials that contribute significantly to the fields of healthcare and biomedical sciences. As a leading academic and research university, UKM is committed to fostering innovation and excellence in clinical research, promoting collaboration among multidisciplinary teams, and enhancing the quality of patient care. The university's robust infrastructure and experienced research faculty facilitate rigorous clinical trials aimed at addressing critical health challenges, thereby improving health outcomes both locally and globally. Through its dedication to ethical research practices and adherence to regulatory standards, UKM strives to enhance the understanding of diseases and develop effective interventions that benefit society.
Contacts
Jennifer Cobb
Immunology at National Institute of Allergy and Infectious Diseases (NIAID)
Locations
Kuala Lumpur, , Malaysia
People applied
Timeline
First submit
Trial launched
Trial updated
Estimated completion
Not reported
Discussion 0
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