Page 1/11 Refractive errors and vision impairment in students attending public primary schools: analysis in a large-scale children population in Mexico Marco Antonio Ramírez-Ortiz Hospital Infantil de México Federico Gómez Mónica Amato-Almanza Hospital Infantil de México Federico Gómez Iván Romero-Bautista UNAM-FES Iztacala, State of Mexico Miguel Klunder-Klunder Hospital Infantil de México Federico Gómez Oswaldo Aguirre-Luna Hospital Infantil de México Federico Gómez Iryna Kuzhda Ivano-Frankivsk National Medical University Serge Resnikoff Brien Holden Vision Institute Kristen Allison Eckert Independent Consultant Van Charles Lansingh (  vancharles@helpmesee.org ) University of Miami Miller School of Medicine Article Keywords: Posted Date: April 20th, 2023 DOI: https://doi.org/10.21203/rs.3.rs-2814065/v1 License:   This work is licensed under a Creative Commons Attribution 4.0 International License. Read Full License Additional Declarations: Competing interest reported. K.A.E. was a paid consultant of See Better to Learn Better Foundation during this study; the remaining authors declare no competing interests. Version of Record: A version of this preprint was published at Scientiｦc Reports on August 19th, 2023. See the published version at https://doi.org/10.1038/s41598-023-40810-5.