论文部分内容阅读
目的分析中国10个市县老年人大肠癌流行特征。方法描述1988-2002年10个市县老年人(≥65岁)大肠癌发病、死亡的性别、年龄、城乡、时间变化特征与趋势。结果10个市县肿瘤登记处人口覆盖数为312330727人年,新发大肠癌62793例,发病率20.10/10万。老年人大肠癌33906例,发病率113.16/10万,占大肠癌发病的54.00%。老年人直肠癌和结肠癌发病率分别为49.81/10万和63.35/10万,占大肠癌发病的44.01%和55.99%。大肠癌死亡35545例,死亡率11.38/10万。老年人大肠癌死亡22753例,死亡率75.92/10万,占全部年龄大肠癌死亡的64.01%。老年人直肠癌和结肠癌死亡率分别为37.09/10万和38.86/10万。男性老年人大肠癌的发病率、死亡率分别高出女性30.23%、27.53%。城市老年人大肠癌发病率为农村地区的457%;死亡率是农村的366%。1988-2002年老年人大肠癌的发病率与死亡率均呈上升趋势。结论老年人为大肠癌的高发人群。老年人大肠癌的防冶已成为社会的重大课题。
Objective To analyze the epidemiological features of colorectal cancer in the elderly in 10 cities and counties in China. Methods The characteristics and trends of sex, age, urban and rural areas, and time of onset and death of colorectal cancer in 10 cities and counties from 1988 to 2002 were described. Results The population coverage of 10 cities and counties was 312330727 person-years, 62793 cases of new-onset colorectal cancer, the incidence was 20.10 / 100000. 33,906 elderly patients with colorectal cancer, the incidence of 113.16 / 100000, accounting for 54.00% of the incidence of colorectal cancer. The incidence rates of rectal cancer and colon cancer were 49.81 / 100000 and 63.35 / 100000 respectively in the elderly, accounting for 44.01% and 55.99% of the incidence of colorectal cancer. 35,545 cases of colorectal cancer deaths, the mortality rate 11.38 / 100,000. 22,753 elderly patients with colorectal cancer deaths, the mortality rate of 75.92 / 100 000, accounting for 64.01% of all age colorectal cancer deaths. The mortality rates of rectal cancer and colon cancer in the elderly were 37.09 / 100 000 and 38.86 / 100 000 respectively. The morbidity and mortality of colorectal cancer in male elderly were respectively 30.23% and 27.53% higher than those in female. The incidence of colorectal cancer in urban elderly is 457% in rural areas; the mortality rate is 366% in rural areas. The incidence and mortality of colorectal cancer in the elderly from 1988 to 2002 are on the rise. Conclusion The elderly are high risk population of colorectal cancer. Prevention and treatment of colorectal cancer in the elderly has become a major issue in society.