中山市小学生近视年患病率和发病率的流行病学调查

目的:了解中山市小学生近视的发病率和患病率。方法:采用整群抽样的方法,参照《眼科全书》近视诊断标准,对不同年龄学生进行标准视力检查,采用ARK-30/AR-20手持式电脑验光/曲率计,对所有样本均进行小瞳下屈光度检查和角膜曲率检测;采用STRONG6000AB便携式眼科A/B超声诊断仪对样本眼轴长度进行测量。对该群样本1a后再次进行屈光状态的检查。结果:中山市小学生近视率为51.7%,1a中,近视发病率每100例学生平均发病11.3±1.86例。结论:近视随年龄增长发病增加。

Prevalence and incidence of myopia of school children in Zhongshan city

·AIM:To obtain the prevalence and incidence of myopia at primary school in Zhongshan City.·METHODS:According to the myopia criteria of Eye Encyclopedia of China,we used cluster sampling to make the study sample.Ocular vision,corneal curvance,anterior chamber length,lens lengths and vitreous length were conducted with ARK-30/AR-20 automatic refractive instrument/corneal curvance and STRONG 6000AB portable ocular A/B ultrasonic on these samples.The refractive status were reconducted on these samples one year later.·RESULTS:The prevalence of myopia at primary school in Zhongshan City was 51.7% and 11.3±1.86 students newly developed myopia per hundred.·CONCLUSION:The myopia deepened with age.·