作者于1984年6～7月对9所中小学校3511名学生进行近视眼的调查,结果发现:壮族学生近患率为3.51％;汉族学生近患率为6.47％,其中小学壮族为1.54％,汉族为2.84％;初中壮族为3.38％,汉族为9.57％;高中壮族为18.83％,汉族为30.17％。壮族学生的近患率明显低于汉族学生,差异极显著(P<0.01)。壮汉两族学生同在学校学习,其生活条件及学 From June to July 1984, 3511 students from 9 primary and secondary schools were investigated for myopia. The results showed that the prevalence of myopia was 3.51%, that of Han students was 6.47%, and that of the pupils in primary school was 1.54% 2.84%, 3.38% junior middle school Zhuang nationality, 9.57% Han nationality, 18.83% high school middle school and 30.17% Han nationality. The prevalence of Zhuang students was significantly lower than Han students, the difference was significant (P <0.01). Students of both ethnic groups are studying at the same school, their living conditions and learning