美国疾病控制和预防中心等机构日前发布报告称,2004年至2008年间,美国的癌症全因死亡率平均每年下降1.6%,延续了上世纪90年代以来的下降趋势。这份《国家癌症状况年度报告》由美国疾控中心、达纳-法伯癌症研究所、国家癌症研究所、美国癌症学会等机构研究人员联合完成。报告显示,2004年至2008年,美国男性的癌症发病率平均每年下降0.6%;1998年至2006年,美国女性的癌症 The U.S. Centers for Disease Control and Prevention and other agencies recently released a report that from 2004 to 2008, the United States all-cause cancer death rate dropped by an average of 1.6% per year, continuing the downward trend since the 1990s. The National Cancer State of the Year report was jointly completed by researchers from the National Institute for Disease Control and Prevention, the Dana-Farber Cancer Institute, the National Cancer Institute and the American Cancer Society. The report shows that from 2004 to 2008, the average incidence of cancer in men in the United States decreased by 0.6% per year on average. From 1998 to 2006, cancer in American women