在儿少卫生工作中,近视眼防治的问题是个重要问题,对其病因的研究至今尚未有突破进展。为了探讨与近视眼发生的有关因素,对沈阳市实验中学及实验小学的调查资料进行了多因素COX模型研究。 1 调查方法本研究采用定群研究的方法。对原视力1.0以上的139名实验中学及小学学生进行前瞻走访观察,每学期 In children’s health work, the prevention and treatment of myopia is an important issue, the etiology of the research has not been a breakthrough. In order to explore the related factors of myopia, a multi-factor COX model was conducted on the survey data of Shenyang Experimental High School and Experimental Primary School. A survey method This study uses the method of group study. Prospective study of 139 experimental primary schools and elementary school students with original visual acuity of 1.0 or above was conducted. Each semester