Analysis on fatality ratio of severe acute respiratory syndromes(SARS) in Beijing

  Objective   To analyze the change of the fatality ratio of SARS in Beijing.

  Methods   Data of SARS cases notified from Beijing Center for Disease Control and Prevention(BCDC)and supplemented by other channels were collected.The data were analyzed by ratio calculation.

  Results   The fatality ratio of SARS in Beijing was 7.656%.The fatality ratio had ascending trend by the increment of age of patients, and it had descending trend by the epidemic development.The fatality ratio in Beijing was lower than many main epidemic countries or regions.

  Conclusion   The risk to death would increase by the increment of age of patients.As one of the stratagem of prevention and control in Beijing, the aim, reducing the fatality ratio, came true.