{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"omics_type":["Unknown"],"volume":["58"],"submitter":["Guan H"],"pubmed_abstract":["<h4>Objective</h4>To examine the association between weekday sleep duration and visual health among adolescents in low-resource rural settings, and to explore potential behavioral mechanisms.<h4>Methods</h4>We used cross-sectional data from 36,139 rural primary and junior high school students in northwestern China (2012, 2019). Visual acuity was assessed via standardized LogMAR tests. To address potential endogeneity in self-reported sleep, we applied two-stage least squares regression with sunset time as an instrumental variable.<h4>Results</h4>Students averaged 8.65 weekday sleep hours, and 58.3 % slept fewer than 9 h-below age-specific recommendations. Instrumental variable estimates indicated that each additional weekday sleep hour reduced the LogMAR score by 0.070 (<i>p</i> < 0.05), i"],"journal":["Preventive medicine reports"],"pagination":["103217"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC12423698"],"repository":["biostudies-literature"],"pubmed_title":["Sleep duration and adolescent vision outcomes: evidence from rural China."],"pmcid":["PMC12423698"],"pubmed_authors":["Ding Y","Guan H","Chen X","Zhang L","Liu W"],"additional_accession":[]},"is_claimable":false,"name":"Sleep duration and adolescent vision outcomes: evidence from rural China.","description":"<h4>Objective</h4>To examine the association between weekday sleep duration and visual health among adolescents in low-resource rural settings, and to explore potential behavioral mechanisms.<h4>Methods</h4>We used cross-sectional data from 36,139 rural primary and junior high school students in northwestern China (2012, 2019). Visual acuity was assessed via standardized LogMAR tests. To address potential endogeneity in self-reported sleep, we applied two-stage least squares regression with sunset time as an instrumental variable.<h4>Results</h4>Students averaged 8.65 weekday sleep hours, and 58.3 % slept fewer than 9 h-below age-specific recommendations. Instrumental variable estimates indicated that each additional weekday sleep hour reduced the LogMAR score by 0.070 (<i>p</i> < 0.05), i","dates":{"release":"2025-01-01T00:00:00Z","publication":"2025 Oct","modification":"2026-06-03T02:28:38.292Z","creation":"2026-04-23T03:09:59.295Z"},"accession":"S-EPMC12423698","cross_references":{"pubmed":["40950940"],"doi":["10.1016/j.pmedr.2025.103217"]}}