Multiple trajectories of life style indicators and their links to myopia in the middle school students: A five-year cohort study.

ABSTRACT: Little is known about the epidemiology of myopia-related behavior patterns among adolescents in economically developed regions of China, and their associations with myopia.This prospective cohort study included 1945 adolescents aged 12 to 17 years from 2019 to 2023. Lifestyle indicators (sleep time, moderate to vigorous physical activity (MVPA), outdoor time, screen time, extra-study time) were investigated by self-reported questionnaire annually, and trajectory groups were generated using group-based multi-trajectory models. The main outcome measures were noncycloplegic refractions and axial length (AL), corneal radius (CR).In the cohort of‌ 1945 participants, we identified three lifestyle trajectory groups based on the distribution of lifestyle indicators. The "General" group accounted f

SUBMITTER: Shi JJ 

PROVIDER: S-EPMC12475097 | biostudies-literature | 2025 Sep

REPOSITORIES: biostudies-literature