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1990年3～4月,我们用 PHA 法对广州、南京和齐齐哈尔三个铁路地区《4724名健康儿童进行了 MP 抗体检测。抗体平均阳性率为13。87%,GMT 为1:4.13。抗体阳性率以南京最高(20.31%),齐齐哈尔次之(14.32%),广州最低(4.58%)。提示三个地区均存在不同程度的 MP 感染。
From March to April 1990, we used the PHA method to test MP antibodies in 4724 healthy children in three railway areas of Guangzhou, Nanjing and Qiqihar. The average positive rate of antibody was 13.87%, GMT was 1: 4.13. The positive rate of antibody in Nanjing was the highest (20.31%), followed by Qiqihar (14.32%) and lowest in Guangzhou (4.58%). Tip three regions have varying degrees of MP infection.