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太钢1990年将运输部等5个单位的健康职工进行整群抽样肺结核发病率调查。结果分析:总发病为1.28‰,与1990年职工新登记率0.88‰比较差异不显著(P>0.05)。其发病率的主要类型是;Ⅲ型结核。
In 1990, TISCO conducted a survey on the incidence of tuberculosis among the health workers in 5 units including the Ministry of Transport. Analysis of the results: The total incidence was 1.28 ‰, which was not significantly different from the new registration rate of 0.88 ‰ in 1990 (P> 0.05). The incidence of the main type is; type Ⅲ tuberculosis.