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Investigation of vision condition among primary and secondary school students in the city of Xi'an of Shaanxi Province in 2010

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Author:
No author available
Journal Title:
INTERNATIONAL EYE SCIENCE
Issue:
10
DOI:
10.3969/j.issn.1672-5123.2012.10.51
Key Word:
中小学生;视力低下;调查分析

Abstract: 目的:了解西安市中小学生视力低下状况,为开展视力低下防治工作提供科学依据.方法:采取分层随机整群抽样法,抽取3 869名学生7738眼进行视力检查.按照视力低下诊断标准,将所有观察对象分为正常、轻度、中度、重度视力低下,所有数据均用EpiData 3.1建立数据库及SPSS 18.0进行统计分析.结果:西安市中小学生视力低下率为54.9%,以重度视力低下为主,随着年龄及年级的增长视力低下率明显呈上升趋势,女生视力低下率明显高于男生(χ2=63.19,P<0.01).城市学生视力低下率显著高于农村学生(χ2=547.53,P<0.01).结论:西安市中小学生视力低下率较高,应及早采取有效措施以预防中小学生视力低下,降低和控制视力低下的发病率.

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