Epidemiologic Characteristics Of Mycoplasma Pneumoniae Infection And Clinical Analysis Of Inpatients In Yancheng District During The Years2007-2010

Objective To study mycoplasma pneumonia infection in children in Yancheng district in the infection of respiratory disease;Through studying the epidemiologic characteristics of Mycoplasma pneumoniae (MP) infection in children living in Yancheng district, to provide evidence for the endemic prevention and treatment of the MP infection.Methods MP antibody was quantitatively detected in15981inpatients lived in Yancheng with respiratory infection by Passive aggregation method from January2007to December2010, and the collected data were analyzed by the method of retrospectively control study.Results Among the15981samples, the positive rate was23.40%. MP infection occurred in the whole year. There was significant difference in seasonal incidence among the four seasons (P<0.05), The positive rates in spring and winter were higher than that of summer and autumn, The highest positive rate in the winter of2009was42.13%.Tere was significant difference in the infection rate of different age group, Morbidity of4-7years old children was accounted for39.61%, and that of the years under6months old was7.68%. The positive rates of children lived in city is higher than that of children lived in countryside (P<0.05). There was no significant difference in the infection rate between males and females (P>0.05). The total infection rate of MP has an increasing trend in four years.The infection rate of2009was significantly higher than that of the other three years.The detection rate of MP in lobar pneumonia was79.14%, which was the highest in all of the respiratory tract infections. Followed by interstitial pneumonia (62.65%), asthma complicated with infection(45.34%), bronchial pneumonia(24.14%), bronchitis (10.23%), upper respiratory tract infection (16.96%), and that of capillary bronchitis is the lowest(5.59%). The rates of MP infection In different respiratory tract infections were different (P<0.05).Conclusions MP infection is the major cause of children’s especially preschool children’s respiratory infections, with a tendency of increased morbidity in these years. An obvious epidemic occurred possibly in2009in Yancheng.we should strengthen to prevent and control MP infection, especially at collective organization such as kindergarten...