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1.本文调查了化工部六化建公司职工子弟学校,受检学生2011名计4022眼,视力减低率为28.1%,其中高中生高于初中。初中又高于小学小学和初中均以中度视力下降为主,而高中则以重度视力下降为主。2.青少年视力减低之主要原因是近视,在所查出的1130只视力减低眼中,近视眼为993眼占87.9%,远视眼77眼占6.8%,其他占5.3%。本文调查青少年近视患病率为24.7%,而且随年级上升近视率亦随之增高:小学为
1. This article investigates the Ministry of Chemical Industry Six Construction Company workers and children’s schools, the subjects were seized in 2011 4022 eyes, visual acuity reduction rate of 28.1%, of which high school students than junior high school. Junior high school is higher than primary school and junior high school students are mainly decreased eyesight, while high school is mainly due to severe vision loss. 2. The main cause of vision loss in adolescents is myopia. Among the 1130 eyes with reduced eyesight, 993 eyes were 87.9%, 77 eyes with hyperopic eyes accounted for 6.8%, others accounted for 5.3%. The survey of juvenile myopia prevalence was 24.7%, and with the rise of myopia also increased: primary