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目的了解延安市嗜肺军团菌的感染情况。方法采用微量凝集法对286份呼吸科住院患者血清标本进行嗜肺军团菌Lp1型军团菌抗体测定。结果抗体阳性率为17.13%,其中男为18.56%,女为15.13%;在各年龄组均有嗜肺军团菌Lp1型抗体阳性者,其中40岁年龄组的感染率(26.09%)最高;呼吸科疾病中肺结核患者合并嗜肺军团菌Lp1感染率较高,为26.56%,各疾病类型之间感染率比较差异无统计学意义(P>0.05)。结论延安市存在一定的嗜肺军团菌感染,需加强对军团病血清学的监测工作。
Objective To understand the infection of Legionella pneumophila in Yan’an City. Methods Serum samples from 286 inpatients of respiratory department were tested for Legionella pneumophila Lp1 by microagglutination. Results The positive rate of antibody was 17.13%, with male 18.56% and female 15.13%. In all age groups, Legionella pneumophila Lp1 antibody was positive, and the infection rate in the 40-year-old group was the highest (26.09%). Respiratory The prevalence of Lp1 in Legionella pneumophila with tuberculosis in subjects was 26.56%, there was no significant difference in the infection rates among different disease types (P> 0.05). Conclusion There is a certain Legionella pneumophila infection in Yan’an City. Serological surveillance of Legionnaires’ Disease should be strengthened.