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青少年视力不良是学生常见病。中小学生视力低下是学校卫生研究和社会关心的问题。为了探讨学生近视的发生规律及特点,做好视力保护和为近视防治提供科学依据,我们于1990年4～5月对本县辖内15所中小学9219名学生进行了视力检查,现将结果分析如下: 1 检查的对象及方法 1.1 对象:以学校为单位,检查15所中小学校在校学生共计9219名,其中小学生4001名,中学生3180名,高中2038名。 1.2 方法:①组织专业人员,统一方法统一标准。②检查时采用E字国际标准灯光视力表箱。③结果判断:1.0以上为正常视力,1.0
Poor vision in young people is a common disease among students. Low vision in primary and secondary school students is a matter of school health research and social concerns. In order to explore the law of occurrence and characteristics of students’ myopia, provide vision protection and provide scientific basis for the prevention and treatment of myopia, we conducted visual inspections on 9219 students from 15 primary and secondary schools within the jurisdiction of the county from April to May 1990. They are as follows: 1 Subjects and methods of inspection 1.1 Subject: A total of 9,219 students in 15 primary and secondary schools are enrolled in schools, including 4001 primary school students, 3180 middle school students, and 2,038 high schools. 1.2 Methods: 1 Organize professionals and harmonize methods and uniform standards. 2 When using the inspection, use the E-standard international standard light vision chart box. 3 results to determine: 1.0 or more for normal vision, 1.0