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本文对郑州地区的荥阳、中牟、新郑三县（市）1995年至1997年高中一年级学生共4140名首次进行非结核分枝杆菌（NT）感染情况调查，旨在了解本地区NTM的自然感染率以及变化趋势和地区分布情况。本调查采用WHO1963年推荐的Mantoux法，全部对象采用PPD－T与PPD－B同时分臂注射的自身对照。结果：PPD－B感染率为16．23％。流行特点及分布情况：交通便利，人口密集地区PPD－B感染率较高，男性高于女性，且随年龄增长而升高。
In this paper, 4140 first-year high school freshmen in Shenyang, Zhongmou and Xinzheng counties (cities) from 1995 to 1997 were surveyed for the first time about non-tuberculosis (NT) infection in order to understand the natural infection of NTM in this area Rate and trend of change and geographical distribution. The survey adopted the WHO Mantoux law recommended in 1963, all subjects using PPD-T and PPD-B while sub-arm injection of self-control. Results: The infection rate of PPD-B was 16.23%. Epidemic characteristics and distribution: Convenient transportation, densely populated area PPD-B infection rate is higher, men than women, and increased with age.