Epidemiological characteristics and etiological changes of hand-foot-mouth disease in Shijiazhuang City in 2009-2021 / 公共卫生与预防医学

ABSTRACT

Objective To understand the epidemiological and etiological characteristics of hand-foot-mouth disease (HFMD) in Shijiazhuang City from 2009 to 2021, and to provide scientific evidence for the prevention and control of HFMD. Methods The epidemic data and etiological data of HFMD in Shijiazhuang City from 2009 to 2021 were collected, and descriptive epidemiological methods were used for data analysis. Results The reported incidence of HFMD in Shijiazhuang showed a fluctuating downward trend from 2009 to 2021, with a high incidence every other year in most years. The proportion of severe cases and the mortality rate showed a decreasing trend (χ2severe cases=282.09, P2mortality=51.33, P2=4 507.84，Pr=-2.85，P22 =521.86，P2proportion of severe cases=93.71，P=0.000，χ2mortality rate=26.62，P=0.000，χ2proportion of EV71=1060.86，P=0.000). Conclusion The incidence of HFMD in Shijiazhuang presented a declining trend, and the dominant etiological changes of different cases were different. It is necessary to continue to strengthen the etiological monitoring, health education and EV71 vaccination for the prevention and control of HFMD.