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近百年来,国内外学者对近视眼的发生原因及影响因素进行了大量的多方面的研究,但近视与身体发育指标的关系国内研究较少。为此我们作了专题探讨。1 对象和方法1.1 对象 8～13岁在校学习学生。1.2 方法采用随机分层整群抽样。1.3 仪器测试前均经过校正。1.4 测试人员统一要求,熟练测量技术。1.5 近视眼诊断标准采用国家标准对数视力表灯检查裸眼视力在5.0以下(无论单眼或双眼)、插片法验光用不同度数的凹
In the recent one hundred years, many domestic and foreign scholars have carried on a large number of researches on the causes and influential factors of myopia. However, there are few researches on the relationship between myopia and physical development indexes in China. To this end, we made a special discussion. 1 objects and methods 1.1 objects 8 to 13-year-old students at school. 1.2 Methods Stochastic stratified cluster sampling. 1.3 Before testing the instrument have been calibrated. 1.4 uniform requirements of testers, proficiency measurement techniques. 1.5 myopia diagnostic criteria using the national standard logarithmic visual acuity lamp check uncorrected visual acuity below 5.0 (regardless of monocular or binocular), patch method optometry concave with different degrees