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青少年进入初中后,视力严重减退的现象已引起有关方面的注意,若不采取切实有效措施,加紧防治,就必然会妨碍学生全面发展,乃至影响四个现代化的建设。为此,从1989年至1991年间,笔者对某校一个年级的学生进行了追踪调查,现将情况报告如下:1 对象与方法2.1 对象:某校1989年入校的初中一年级学生共455例,其中男生228例(456只眼)女生227例(454只眼)。年龄在13岁至15岁。为远视为调查。
After the young people entered junior high school, the phenomenon of serious vision loss has attracted the attention of relevant parties. If effective measures are not adopted, stepping up prevention and control will inevitably hinder students’ overall development and even affect the construction of the four modernizations. To this end, from 1989 to 1991, the author conducted a follow-up survey of a grade student in a school. The present situation report is as follows: 1 Objects and Methods 2.1 Target: A total of 455 first-year junior high school students entered a school in 1989. Of the 228 cases (456 eyes) of boys, 227 were female (454 eyes). Ages 13 to 15 years old. For far-reaching investigations.