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目的了解2009—2011年无锡市南长区中小学生视力不良情况,为进一步开展青少年视力防治提供依据,寻找影响因素,制定预防策略。方法对南长区15所小学、4所中学在校学生进行现场视力检测。采用标准对数视力灯箱逐个检查受试者左、右眼裸眼视力。结果 2009—2011年南长区中小学生50 054人,视力不良率为38.47%,3年视力不良率分别为39.07%,38.26%和38.08%,学生视力不良率随学习阶段升高而递增,不同学习阶段的视力不良率差异有统计学意义。结论南长区中小学生视力情况不容乐观,应针对中小学生的视力问题,有关部门要根据实际情况改善校舍硬件条件和学习环境,同时对于预防近视进行大力宣教,提供安全有效的预防、矫治措施,有效控制近视的发生和发展。
Objective To understand the poor vision of primary and secondary school students in Nanchang District of Wuxi City from 2009 to 2011 and to provide the basis for further prevention and treatment of vision loss in young people and to find out the influencing factors and to make prevention strategies. Methods Fifteen primary schools and four middle schools in Nanchang District were used to carry out on-site visual acuity test. The standard logarithmic visual light boxes were used to examine the visual acuity of the naked eyes of the left and right eyes one by one. Results There were 50 054 primary and secondary school students in Nanchang District between 2009 and 2011 with a rate of visual acuity of 38.47%, 39.07%, 38.26% and 38.08% respectively in 3 years, and the rate of poor students’ visual acuity increased with the increase of learning stage The difference of visual acuity rate in learning stage was statistically significant. Conclusions The sight of primary and secondary school students in Nanchang District is not optimistic. It should be aimed at the eyesight problems of primary and secondary school students. Relevant departments should improve the hardware conditions and learning environment of school buildings according to the actual conditions, and at the same time provide vigorous education to prevent myopia, provide safe and effective preventive and corrective measures, Effective control of the occurrence and development of myopia.