SARS患者在潜伏期不具传染性,因此从发病到入院即传染源在非医疗监控期间的就诊行为及所采取的隔离措施、对密切接触者隔离的及时性,决定了传播的范围及流行程度。为此我们对北京安贞医院106例2003年4月11日至5 SARS patients in the incubation period is not contagious, so from the onset of admission to hospital infection source during the non-medical monitoring of medical behavior and the isolation measures taken to isolate the close contact with the timely decision of the scope and extent of spread of the epidemic. To this end, we have 106 cases of Anzhen Hospital in Beijing from April 11 to April 5, 2003