Kolawole, K. A.
Folayan, M. O.
Agbaje, H. O.
Oyedele, T. A.
Onyejaka, N. K.
Oziegbe, E. O.
Article History
Received: 2 May 2018
Accepted: 9 November 2018
First Online: 30 November 2018
Compliance with ethical standards
:
: The Authors hereby declare that we have no conflicts of interest.
: Ethical approval for the study was obtained from the Ethics and Research Committee of the Obafemi Awolowo University Teaching Hospital Complex Ile-Ife (ERC/2013/07/14). Approval for conduct of the study was obtained from the Local Government Authority prior to commencement of the study. The study has been conducted by the highest principles of human subject welfare, and in full compliance with the study protocol. Efforts were made to minimize risks to participants and discomfort during clinical examinations. All study procedures were conducted in private, and every effort was made to protect participant privacy and confidentiality. Names of participants were not written on study questionnaire, and were not used in connection with any of the information given, serial numbers were used. All study-related information were stored securely on personal computers with password.
: Children participated in this study if both the parent and child agreed to participate. Written informed consent was obtained from the parent of each study participant prior to enrollment after duly explaining the objectives of the study, risk and benefits, voluntary nature of study participation and freedom to withdraw from the study at any time. All children aged 8–12 years also provided written assent in addition to the written consent by parents. There was no punishment involved if participants wished to withdraw from the study.