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刘泽军, 米杰, 贺雄, 刘民, 谢学勤, 梁万年. 医务人员传染性非典型肺炎流行病学特征分析[J]. 中国公共卫生, 2004, 20(2): 138-139.
引用本文: 刘泽军, 米杰, 贺雄, 刘民, 谢学勤, 梁万年. 医务人员传染性非典型肺炎流行病学特征分析[J]. 中国公共卫生, 2004, 20(2): 138-139.
LIU Ze-jun, MI Jie, HE Xiong, . Epidemiological features of severe acute respiratory syndrome in health worker[J]. Chinese Journal of Public Health, 2004, 20(2): 138-139.
Citation: LIU Ze-jun, MI Jie, HE Xiong, . Epidemiological features of severe acute respiratory syndrome in health worker[J]. Chinese Journal of Public Health, 2004, 20(2): 138-139.

医务人员传染性非典型肺炎流行病学特征分析

Epidemiological features of severe acute respiratory syndrome in health worker

  • 摘要:
      目的   分析北京市医务人员传染性非典型肺炎严重急性呼吸综合征(SARS)发病和死亡的流行病学特征.
      方法   按照北京市疾病控制中心(CDC)对SARS病例职业划分标准, 对2003年3月~6月北京市发生的SARS临床诊断病例中医务人员进行流行病个案调查和描述分析, 根据第五次全国人口普查北京市医务人员人口数计算医务人员发病率和死亡率.
      结果   医务人员SARS病例407人, 占总病例的173%, 男女发病比1:3.47, 发病率为282.80/10万, 是北京市平均发病率(1857/10万)的15.2倍.医务人员SARS死亡10人, 死亡率6.94/10万, 是全市平均死亡率(1.41/10万)的4.9倍, 病死率为2.46%, 显著低于全市7.62%的平均病死率水平.医务人员SARS发病和死亡病例集中在40岁以下年龄组, 分别占76.5%和80.0%.护士和医生是医务人员中主要发病人群, 分别占51.9%和37.8%.SARS流行早期医务人员发病病例构成最高, 随流行过程持续, 发病比例呈现显著下降趋势(χ2=23.18, P < 0.001).医务人员SARS病例中有明确接触史的比例为71.1%, 显著高于其他职业人群(38.5%)(χ2=142.3, P < 0.01), 但不同岗位医务人员是否具有接触史的比例没有差别.
      结论   在本次SARS流行中, 医务人员是所有职业人群中最高风险人群, 与其他职业人群比较, 医务人员具有高发病率、高死亡率, 且低病死率的特点。

     

    Abstract:
      Objective   To descr ibe the epidemiologic features of incidence and death with severe acute respiratory syndrome(SARS)in the population of health worker in Beijing.
      Methods   All probable cases of SARS classified into the health worker were interviewed by trained investigator and followed a descriptive analysis.Special incidence rate and mortality of SARS for health worker were calculated according to the 5th national census in 2000.
      Results   Totally 407 health workers were diagnosed as probable cases of SARS, accounting for 17.3% of all cases in Beijing.T he ratio of SARS cases of male to female among health worker was 1B3.47, the incidence rate was 282.80/100 000.10 dead with a mortality and fatality of 6194/100 000 and 2.46%.Comparing with the average level of Beijing, the incidence rate, monality and fatality were 15.2 times, 4.9 times and 0.32 times, respectively.The mean age of health worker with SARS was 32.6 years(SD=9.6 years), 76.5% of SARS cases were under 40 years.At the early stage of epidemic, a high proportion of health worker was infected, taking up 23118% of all cases, the proportion decreased significantly as the epidemic course develop(χ2=23.18, P < 0.001).SARS cases with clear contact history accounted for 71.1% among health worker, much higher than that(38.5%)in other vocational population(χ2=142.3, P < 0.01).
      Conclusion   Health worker in Beijing was at the greatest risk to be infected with SARS with the epidemiological features of high incidence rate and mortality, but low fatality.Measure such as setting up destination hospital was proved to be effective to reduce the infection chance among health workders.

     

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