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目的了解瑞丽市健康人群麻疹抗体水平,为评价消除麻疹进程提供依据。方法应用酶联免疫间接法检测健康人群麻疹Ig G抗体,并进行统计分析。结果 2011-2014年监测健康人群血清1 516份,检出麻疹Ig G抗体阳性1 447份,阳性率95.45%。其中有麻疹免疫史人群抗体阳性率100.00%;无免疫史或免疫史不详人群抗体阳性率83.04%,不同人群之间抗体阳性率差异有统计学意义(χ2=149.45,P﹤0.001)。结论瑞丽市健康人群麻疹抗体水平较高,疫情得到有效控制。应继续提高麻疹疫苗接种率,不断巩固麻疹免疫屏障,并落实好境外麻疹传染源输入的预防措施。
Objective To understand the level of measles antibody in healthy people in Ruili and provide the basis for evaluating the course of eliminating measles. Methods The measles IgG antibody of healthy people was detected by enzyme-linked immunosorbent assay (indirect ELISA) and analyzed statistically. Results A total of 1 516 serum samples were collected from healthy people in 2011-2014. A total of 1 447 measles IgG antibodies were detected, the positive rate was 95.45%. Among them, the antibody positive rate in the history of measles immunization was 100.00%. The positive rate of antibody with no history of immunization or unknown history of immunization was 83.04%. The positive rate of antibody among different groups was statistically different (χ2 = 149.45, P <0.001). Conclusion The level of measles antibody in healthy people in Ruili City is high, and the epidemic situation is effectively controlled. The measles vaccination rate should continue to be raised, the measles immunity barrier should be continuously consolidated, and the preventive measures for the input of measles sources overseas should be implemented.