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目的:了解2009年东莞市健康人群麻疹IgG抗体水平。方法:随机抽取东莞市厚街镇各年龄组健康人群血清,用ELISA法检测麻疹IgG抗体水平。结果:共抽检261人,男性154人,女性107人,几何平均滴度为1∶4173。IgG抗体阳性人数249人,阳性率为95.4%;达到保护水平的人数242,保护率为92.7%。年龄为7、8月的儿童调查了11人,仅有2人IgG抗体阳性,阳性率为18.2%。结论:除了7、8月婴儿外,其它年龄人群麻疹IgG抗体阳性率水平及抗体滴度都具有较高水平。
Objective: To understand 2009 levels of measles IgG antibodies in healthy population in Dongguan City. Methods: Serum samples were collected from healthy people of all age groups in Houjie Town, Dongguan City, and the level of measles IgG was detected by ELISA. Results: A total of 261 sampling, 154 males and 107 females, geometric mean titer of 1: 41.73. The positive number of IgG antibody was 249, the positive rate was 95.4%. The number of people who reached the protection level was 242, the protection rate was 92.7%. Eleven children were surveyed in July and August, and only 2 had positive IgG antibodies, with a positive rate of 18.2%. Conclusion: Except for infants in July and August, measles IgG antibody positive rate and antibody titer were higher in other age groups.