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为取得西北地区少数民族色盲的发病资料,我们普查了甘肃、青海、宁夏境内少数民族5554人,现报道于下: 一般情况与检查方法 本组普查共四个点,即甘肃肃南县1.322人,青海境内土族2.157人,宁夏银川地区回族1.149人,甘肃兰州市926人。普查中有回族、藏族、土族、裕固族、蒙族等23个民族,与此同时在青海还检查了汉族902人以作对照。
In order to obtain information on the incidence of color-blindness among ethnic minorities in the northwest region, we investigated 5,554 ethnic minorities in Gansu, Qinghai, and Ningxia, and here are the reports: General conditions and inspection methods There are four points in this group survey, namely, 1.322 persons in Sunan County, Gansu Province. There are 2.157 Tu people in Qinghai, 1.149 Hui of Yinchuan in Ningxia and 926 in Lanzhou, Gansu. In the census, there were 23 ethnic groups such as the Hui, Tibetan, Tu, Yugu and Mongolians. At the same time, 902 people of the Han nationality were also examined in Qinghai for comparison.