承德市双桥区中小学生视力调查

目的:为了解承德市双桥区中小学生视力低下状况,开展视力保护工作提供科学依据。方法:采用标准对数视力灯箱逐个检查受试者左、右裸眼视力,对双桥区20所学校11991名学生进行视力检测。结果:中学生视力低下率高于小学生;女生视力低下率高于男生;城市视力低下率高于乡村。结论:承德市学生视力低下率较高,应加强防治视力低下的措施和策略的研究。

Tests of Eyesight About Sudents Of Primary And Middle Schools in shuang Qiao District of Chengde

Objective:To find out the conditions of students' eyesight in Shuangqiao district of Chengde and provide sentific evidence for the work of eyesight Protection.Method: To test left and right eyesight of erceivers one by one with the standards eyesight lanterns,about 11991 students who come from 20 schools in Shuangqiao district are tested.Result: Compared to primary students,middle school students have poor eyesight;girl students'eyesight is poorer than boy students';students'eyesight from city is poorer than students from villages.Conclusion: Percentage of poor eyesight among students in Chengde is quite high,some measures and research work should be carried out to protect students' eyesights.