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为了解兰州地区儿童结核感染状况,自1994年9月～1995年10月采用PPD皮试(结核菌素试验)及胸部X线摄片调查了兰州市郊区共3000名儿童。现将调查情况及结果报告如下。 1 材料和方法 1.1 调查对象:城区5所幼儿园3 1/2～6岁小儿934名,1所小学1～4年级、年龄7～11岁学生1146名,郊区2所小学1～4年级、年龄7～12岁学生920名,共3000名。均为整体调查。 1.2 试剂:所用PPD皮试液为卫生部兰州生物制品研究所生产的卡介苗素纯蛋白微生物(BCG-
To understand the status of tuberculosis in children in Lanzhou, a total of 3000 children in Lanzhou suburbs were surveyed from September 1994 to October 1995 by PPD skin test (tuberculin test) and chest X-ray. Now the investigation of the situation and the results reported below. 1 Materials and Methods 1.1 The survey: Urban 5 kindergartens 3 1/2 to 6 years old 934 children, a primary school grade 1 to 4, aged 7 to 11-year-old 1146 students, the suburbs 2 primary 1 to 4 grade, age 920 students aged 7 to 12, a total of 3,000. All are the whole investigation. 1.2 Reagents: PPD skin test solution used for the Ministry of Health Lanzhou Institute of Biological Products produced BCG pure protein microbe (BCG-