Visual impairment and spectacle use in schoolchildren in rural and urban regions in Beijing.

@article{Guo2014VisualIA,
  title={Visual impairment and spectacle use in schoolchildren in rural and urban regions in Beijing.},
  author={Yin Guo and Li Liu and Liang Xu and Yan Yun Lv and Ping Tang and Yi Feng and Lei Meng and Jost Bruno Jonas},
  journal={European journal of ophthalmology},
  year={2014},
  volume={24 2},
  pages={258-64}
}
PURPOSE To determine prevalence and associations of visual impairment and frequency of spectacle use among grade 1 and grade 4 students in Beijing. METHODS This school-based, cross-sectional study included 382 grade 1 children (age 6.3 ± 0.5 years) and 299 grade 4 children (age 9.4 ± 0.7 years) who underwent a comprehensive eye examination including visual acuity, noncycloplegic refractometry, and ocular biometry. RESULTS Presenting visual acuity (mean 0.04 ± 0.17 logMAR) was associated… CONTINUE READING