1996～2005年海淀区部分中小学生视力低下监测分析

Analyses of Poor Eyesight Monitoring Data among Primary and Secondary School Students in Haidian District from 1996 to 2005

[目的]了解海淀区中小学生视力低下状况,为制定青少年视力低下防治措施提供依据。[方法]1996～2005年,每年对海淀区疾控中心9所监测点校在校学生使用标准对数灯箱视力表进行视力检查。[结果]在监测的10年间,海淀区中小学生视力低下率以1997年最低,2005年最高,总体呈上升趋势,差异有统计学意义(P<0.01),年平均增长率为2.0%;视力低下率随年级的增高而增加;初中学生视力低下的增长速度最快;普通高中学生视力低下率高于职业高中学生;女生视力低下率高于男生。[结论]海淀区中小学生视力低下状况日趋严重,加强学生视力低下的防治工作刻不容缓。

[Objective]To study the situation of poor eyesight among primary and secondary school students in Haidian district of Beijing, provide scientific basis for intervention measures. [Methods]The eyesight of 9 monitoring schools＇ students had been tested by standard log eye chart in lamp house from 1996 to 2005. [Results]Among the ten years monitoring, the lowest prevalence of poor eyesight was in 1997,and the highest was in 2005. As a whole, the prevalence of poor eyesight tended to increasing year after year, the annual mean rate of increase was 2.0%. There was a difference（ P〈0.01） ;The prevalence rate of poor eyesight is increasing along with the grade＇s increase; the increase speed for primary students is the fastest; the prevalence rate of poor eyesight is higher in ordinary senior school than that in Higher Vocational school,and higher in girls than that in boys. [Conclusion]The prevalence rate of poor eyesight is increasing fast among the primary and secondary school students in Haidian district,and it is quite urgent to take prevention measure.