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为了解部队结核病疫情现状，评价结核病防治措施效果，并为制定军队结核病控制规划提供科学依据，１９９８年３月～１０月对全区部队进行了结核病流行病学抽样调查。方法 按分层、整群、随机抽样方法，在全区抽取１０个调查点，采用结核菌素（ＰＰＤ）试验、Ｘ线检查和痰涂片
To understand the current situation of the TB epidemic in the armed forces and to evaluate the effectiveness of TB control measures and to provide a scientific basis for formulating TB control programs in the armed forces, an epidemiological sampling of tuberculosis in the PLA was conducted from March to October 1998. Methods According to stratified, cluster analysis and random sampling method, 10 investigation points were taken in the whole area. The tuberculin (PPD) test, X-ray examination and sputum smear