目的 分析2010年广西壮族自治区(广西)手足口病流行病学特征,为预防和控制手足口病提供参考依据。 方法 应用描述性流行病学方法对2010年广西手足口病疫情资料进行统计分析。 结果 2010年共报告手足口病病例164 197例,重症病例2592例,死亡160例,报告发病率为338.13/10万,病死率为0.097%。报告病例中3岁儿童占82.04%,病原学监测中EV71阳性率达37.39%,重症及死亡病例中EV71核酸阳性比例分别为82.37%和91.72%。 结论 2010年广西手足口病整体高发,呈点多、面广、局部有暴发流行的特征,发病高峰为4-5月,主要危及3岁儿童,病原以EV71为主。
Objective To analyze the epidemiological characteristics of hand foot and mouth disease (HFMD) in Guangxi in 2010 and provide scientific evidence for the prevention and control of the disease. Methods The descriptive epidemiological analysis was conducted on the incidence data of HFMD in Guangxi in 2010. Results A total of 164 197 HFMD cases were reported in Guangxi during this period, including 2592 severe cases and 160 deaths. The reported morbidity was 338.13/lakh and the case fatality was 0.097%. The cases in children under 3 years old accounted for 82.04% of the total. The etiological surveillance indicated that the positive rate of enterovirus 71 (EV71) was 37.39%. Among the severe and death cases, the proportions of EV71 infection were 82.37% and 91.72% respectively. Conclusion HFMD occurred widely in Guangxi with local outbreaks in 2010.The incidence peak was observed during April-May. Most reported cases were children under 3 years old. The majority of reported cases were caused by EV71.