Monir, Zeinab M. http://orcid.org/0000-0001-8596-0315
El-Din, Ebtissam M. Salah http://orcid.org/0000-0002-3331-8977
Kandeel, Wafaa A. http://orcid.org/0000-0002-5550-4260
Sallam, Sara F. http://orcid.org/0000-0002-6651-9900
Elsheikh, Eman http://orcid.org/0000-0001-5991-6476
Abushady, Mones M. http://orcid.org/0000-0002-6697-8920
Allah, Fawzia Hasseb http://orcid.org/0000-0002-0823-8326
Tawfik, Sawsan http://orcid.org/0000-0002-4298-180X
Zeid, Dina Abu http://orcid.org/0000-0002-3671-3067
Funding for this research was provided by:
National Research Centre Egypt
Article History
Received: 14 June 2023
Accepted: 23 March 2024
First Online: 14 April 2024
Declarations
:
: The study proposal was approved by the Medical Research Ethical Committee of the National Research Centre; this study was a part of a project of the 11th research plan of the National Research Centre under the title of “A Pilot Study to Evaluate the Performance of Egyptian Infants on the Bayley Scales of Infant and Toddler Development -third edition (Bayley III)” with ID number 11010141. The study proposal was approved by the Medical Research Ethical Committee of the National Research Centre and complies with the International Ethical Guidelines for Biomedical Research Involving Human Subjects (CIOMS/WHO., 2002)<sup>19</sup>.
: Not applicable.
: Mothers or caregivers were informed about the purpose of the study, and their permission in the form of written consent was obtained. Confidentiality: Mothers and children were identified by a serial number, and the information at the individual level was kept strictly confidential. All our methods in this study were performed in accordance with the ethical standards of the Declaration of Helsinki and its later amendments or comparable ethical standards.
: All authors report no conflicts of interest.