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为了解中学生近视发病率及其原因,更好地防治近视,保护视力,我们将1988年新乡市第22中学与封邱县冯村乡中学共1046名初中学生视力作了检查,并进行了统计对比。现报告如下: 材料和方法共查1988年初中生1046人,2092只眼;其中新乡市第22中学(后称城中)536人,1072只眼,冯村乡中学(后称乡中)510人,1020只眼,年龄为13—17岁。用E形国际标准视力表,均在明室的自然光线下按规定标准进行裸眼视力检查。裸眼
To understand the incidence and its causes of myopia in middle school students, to better prevent myopia and protect eyesight, we examined the sight of 1046 junior middle school students in 22nd Middle School of Xinxiang City in 1988 and Fengcun Township Middle School in Fengqiu County and made statistics Compared. The report is as follows: Materials and Methods A total of 1,046 middle school students and 2,092 eyes were enrolled in 1988; of them, 536 were in No. 22 Middle School (hereinafter referred to as “City”), 1,072 were in Xinxiang City, and 510 were in Fengcun Township Middle School , 1020 eyes, aged 13-17 years old. With the E-shaped international standard eye chart, are under the natural light in the room according to the required standard uncorrected visual acuity. Naked eye