随着社会经济和我国卫生事业的迅速发展,居民死因已经从传染性疾病为主转变为慢性非传染病为主,慢性病尤其是恶性肿瘤对人类健康的影响逐渐引起人们的关注[1]。为了解北京市怀柔区恶性肿瘤患者的死亡状况,为制定恶性肿瘤的防治策略提供依据,我们根据2004—2008年北京市怀柔区全 With the rapid development of social economy and health in China, the cause of death of residents has shifted from infectious diseases to chronic non-communicable diseases, and the impact of chronic diseases, especially malignant tumors on human health has gradually attracted people’s attention [1]. In order to understand the death of malignant tumor patients in Huairou District of Beijing and to provide evidences for the prevention and treatment of malignant tumors, according to the statistics of Huairou District of Beijing from 2004 to 2008