对广西汉族、壮族、瑶族城乡大、中、小学生计４０７７０人进行近视眼、龋齿、营养状况和贫血４种常见病调查。结果表明，学生近视眼总患病率为３７２５％，汉族学生高于壮、瑶族学生；乳牙龋患率为７１７３％，恒牙３５２１％，壮族学生龋患率高于汉、瑶学生；营养不良率为３７１４％，壮族高于其他民族；贫血患病率为３２６８％，其中瑶族学生患病率最高 Investigation of 4 kinds of common diseases including myopia, dental caries, nutritional status and anemia in 40770 people of large, middle and primary school students from Han, Zhuang and Yao nationalities in Guangxi province. The results showed that the total prevalence of myopia was 37.25%, Han students were higher than those of Zhuang and Yao students. The caries prevalence in deciduous teeth was 7173% and that of permanent teeth was 3521%. The caries prevalence in Zhuang students was higher than that in Han and Yao Students; malnutrition rate was 37  14%, Zhuang more than other ethnic groups; the prevalence of anemia was 32  68%, of which the highest prevalence of Yao students