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目的了解东营地区6岁儿童结核感染情况,评价卡介苗接种效果。方法对1 824名6岁儿童进行PPD测试,并检查卡痕,接种后72 h观测局部反应。对PPD试验强阳性的学生拍摄胸部平片。结果1 824名小学生结核菌素试验阴性、阳性、强阳性分别占受试人数的69.85%、30.15%、3.78%;有卡痕者占调查人数的66.34%,女生的阳性率、强阳性率均显著性高于男生,有卡痕者结素试验阳性率显著性高于无卡痕者,无卡痕者结素试验强阳性率显著高于有卡痕者。结论加强对学生群体的结核病防治工作,摸清疫情,早期发现传染源并给予合理治疗,有效控制结核病在学生中的传播,是降低结核病发病率的重要措施。
Objective To understand the tuberculosis infection in 6-year-old children in Dongying and evaluate the effect of BCG vaccination. Methods A total of 1 824 6-year-old children underwent PPD test and check for signs of scratches. Local reactions were observed 72 hours after inoculation. Students who were strongly positive for the PPD test were filmed chest radiographs. Results 1 824 primary tuberculin test negative, positive, strong positive accounted for 69.85%, 30.15%, 3.78% of the number of subjects; with marks who accounted for 66.34% of the survey population, the positive rate of girls, strong positive rate Significantly higher than boys, who had a mark of knot test positive rate was significantly higher than those without mark, knot no knot test Strong positive rate was significantly higher than those with a mark. Conclusion It is an important measure to reduce the incidence of tuberculosis by strengthening the prevention and treatment of tuberculosis among student groups, clarifying the epidemic situation, finding the source of infection early and giving reasonable treatment, and effectively controlling the spread of tuberculosis among students.