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Article History

Received: 25 January 2019

Accepted: 7 June 2019

First Online: 10 June 2019

Ethics approval and consent to participate

: Ethical approval for undertaking the study was obtained from the Biomedical Research Ethics Committee (BREC) of the University of KwaZulu-Natal, Durban, South Africa (Ethical clearance reference number BE311/12). Permission was obtained from the Dean, School of Health Sciences at the University of KwaZulu-Natal to conduct the research at the University’s Optometry clinic. Permission was also sought from community leaders and school administrators of the areas where the participants were recruited from. All the participants were given a copy of the information document which explained the purpose and procedures of the study. The inclusion criterion for this study was school children (aged 7–17) who had a written consent from the parents or guardians. Child assents were obtained from the participants as the participant were children under the age of 18 years. Participants requiring further investigations were referred to an ophthalmologist for further assessment and management. The study was conducted in accordance with the tenets of the Declaration of Helsinki for research involving human subjects. For confidentiality, the participants’ names and details were not used outside the study. Colour deficient students and their parents received necessary advice about the problem, its prognosis and implication on future career choices.

: Not applicable.

: The authors declare that they have no competing interests.