{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"omics_type":["Unknown"],"volume":["6(3)"],"submitter":["Zhang XJ"],"pubmed_abstract":["<h4>Importance</h4>Childhood myopia increased during the COVID-19 pandemic. Limited evidence exists about whether myopia development was reversed or worsened after the lockdown.<h4>Objective</h4>To determine the prevalence of myopia and its associated factors before, during, and after COVID-19 restrictions.<h4>Design, setting, and participants</h4>This population-based, repeated cross-sectional study evaluated children aged 6 to 8 years from the Hong Kong Children Eye Study between 2015 and 2021 in 3 cohorts: before COVID-19 (2015-2019), during COVID-19 restrictions (2020), and after COVID-19 restrictions were lifted (2021).<h4>Exposures</h4>All the children received ocular examinations, including cycloplegic autorefraction and axial length. Data about the children's lifestyle, including t"],"journal":["JAMA network open"],"pagination":["e234080"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC10034576"],"repository":["biostudies-literature"],"pubmed_title":["Prevalence of Myopia in Children Before, During, and After COVID-19 Restrictions in Hong Kong."],"pmcid":["PMC10034576"],"pubmed_authors":["Kam KW","Li Y","Zhang XJ","Young AL","Ip P","Pang CP","Zhang Y","Ng MPH","Chen LJ","Tham CC","Yam JC","Tang F"],"additional_accession":[]},"is_claimable":false,"name":"Prevalence of Myopia in Children Before, During, and After COVID-19 Restrictions in Hong Kong.","description":"<h4>Importance</h4>Childhood myopia increased during the COVID-19 pandemic. Limited evidence exists about whether myopia development was reversed or worsened after the lockdown.<h4>Objective</h4>To determine the prevalence of myopia and its associated factors before, during, and after COVID-19 restrictions.<h4>Design, setting, and participants</h4>This population-based, repeated cross-sectional study evaluated children aged 6 to 8 years from the Hong Kong Children Eye Study between 2015 and 2021 in 3 cohorts: before COVID-19 (2015-2019), during COVID-19 restrictions (2020), and after COVID-19 restrictions were lifted (2021).<h4>Exposures</h4>All the children received ocular examinations, including cycloplegic autorefraction and axial length. Data about the children's lifestyle, including t","dates":{"release":"2023-01-01T00:00:00Z","publication":"2023 Mar","modification":"2025-04-21T14:34:37.294Z","creation":"2025-04-21T14:34:37.294Z"},"accession":"S-EPMC10034576","cross_references":{"pubmed":["36947037"],"doi":["10.1001/jamanetworkopen.2023.4080"]}}