湖北省2008-2022年手足口病暴发疫情流行病学特征分析

Epidemiology of hand foot and mouth disease outbreak in Hubei, 2008−2022

  • 摘要:
    目的 分析湖北省手足口病暴发疫情流行病学特征,为手足口病疫情防控策略和措施的制定提供参考。
    方法 通过收集湖北省2008—2022年突发公共卫生事件报告管理信息系统报告的手足口病暴发疫情信息,采用描述性流行病学方法进行分析。
    结果 湖北省2008—2022年共报告手足口病暴发疫情88起,发病1820例,总罹患率为3.73%,死亡1例;每年3—6月是疫情发生的高峰时期,10—12月有秋冬季小高峰。 86.36%的手足口病暴发疫情发生在托幼机构,3~6岁组的幼托儿童占总病例数的86.54%,男女性别比为1.31∶1。 病原学检测结果显示2008年、2011年、2013年、2014年和2017年EV71占比较高,2021—2022年以其它肠道病毒为主,疫情持续时间为13 d,最短4 d,最长63 d,疫情干预时间与持续时间呈正相关(r=0.28,P=0.008),疫情信息来源主要由医疗机构报告发现。
    结论 湖北省手足口病暴发疫情主要发生于春夏季和秋冬交替时节,托幼机构是手足口病防控的重点场所。 应加强疫情监测,及时报告规范处置是疫情控制的关键。

     

    Abstract:
    Objective To analyze the epidemiological characteristics of hand foot and mouth disease (HFMD) outbreak in Hubei province and provide evidence for the prevention and control of HFMD.
    Methods The incidence data of HFMD outbreaks during 2008-2022 in Hubei were collected from national public health emergency information system for a descriptive epidemiological analysis.
    Results From January 2008 to December 2022, 88 HFMD outbreaks occurred in Hubei, in which 1820 HFMD cases were reported, including 1 death. The overall attack rate was 3.73%. The annual incidence peak was during March - June and the sub-peak was during October - December. Up to 86.36% of outbreaks occurred in child care settings, and 86.54% of the cases were children aged 3-6 years, the male to female sex ratio was 1.31:1. Etiological testing results showed that EV71 infections accounted for the higher proportion in 2008, 2011, 2013, 2014 and 2017, then the infections of other enteroviruses became predominant during 2021-2022. The outbreaks usually lasted for 4 - 63 days (median: 13 days). Correlation analysis indicated that the intervention duration was positively correlated with the outbreak duration (r=0.280, P=0.008), most outbreaks were reported by medical institutions.
    Conclusion The HFMD outbreaks usually occurred during spring-summer and autumn-winter in Hubei during 2008-2022. Child care settings were the major places where HFMD outbreaks occurred. It is necessary to strengthen surveillance for the timely reporting and standardized management and control of HFMD outbreak.

     

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