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目的了解庄浪县中小学生视力状况,掌握真实数据,积累可靠资料,为预防和控制中小学生视力不良的发生提供科学参考依据。方法由统一培训的专业人员按照《全国中小学学生健康监护技术规范》,对中小学生采用GB11533-89标准对数灯光视力箱进行5米裸视视力检查。结果庄浪全县共筛查12 981人,中小学生视力低下率为72.7%,其中小学、初中、高中学生视力低下率分别为52.2%、79.9%、85.9%,视力低下随着学习阶段的升高有上升趋势(χ趋2势=1190.432,P=0.000)。女生视力低下率(76.6%)高于男生(69.4%,χ2=84.504,P=0.000);县城学生视力低下率(74.7%)高于乡村(68.8%,χ2=52.406,P=0.000)。视力低下程度也随着学习阶段升高而出现加重趋势(χ趋2势=574.969,P=0.000)。结论庄浪县中小学生视力低下率普遍较高,且有上升趋势,应引起社会各界的高度重视。
Objective To understand the visual status of primary and secondary school students in Zhuanglang County, to master the real data and to accumulate reliable data so as to provide scientific reference for preventing and controlling the occurrence of poor eyesight in primary and secondary school students. Methods By a unified training of professionals in accordance with the “National Health Monitoring Technical Standards for Primary and Secondary Students,” primary and secondary students with GB11533-89 standard logarithmic light vision box 5 m bare-cine vision examination. Results A total of 12 981 people were screened in Zhuanglang County. The rate of poor eyesight among primary and middle school students was 72.7%, of which 52.2%, 79.9% and 85.9% were poor in primary school, middle school and high school respectively. High trend (χ trend = 1190.432, P = 0.000). The prevalence of vision loss in girls was higher than that in boys (76.6% vs 69.4%, χ2 = 84.504, P = 0.000). The prevalence of poor eyesight was higher in school students than in rural areas (74.7% vs. 68.8%, χ2 = 52.406, P = 0.000). The degree of vision loss also increased with the learning stage (χ trend = 574.969, P = 0.000). Conclusion The prevalence of sight loss among primary and secondary school students in Zhuanglang County is generally high, and there is an upward trend, which should arouse great attention from all walks of life.