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在西方,40岁以下结、直肠癌发病率仅1.4～1.7/10万,儿童、青年只占其中2.2～7.0%,有关该年龄组预后报道不一,本文利用瑞典的大宗资料,较确切地分析该年龄组生存情况。从1958年起,瑞典规定,所有肿瘤病例需上报国家癌肿注册协会,并予登记,95%病例报告来源于经治医生和病理学家,故记载较详细。每年将死亡日期和死亡原因输入登记档案。统计1960～1981年,结肠恶性肿瘤共47914例,直肠为26804例,除尸解确诊和失访者外,剩下结肠恶性肿瘤38166例,直肠23603例。而<40岁共1425例,
In the West, the incidence of colorectal cancer in children under 40 years of age is only 1.4 to 1.7 per 100,000. Children and young people only account for 2.2 to 7.0%. There are different reports about the prognosis of this age group. This article uses the bulk of Swedish data and more accurately Analyze the survival of this age group. Since 1958, Sweden has stipulated that all cases of cancer need to be reported to the National Cancer Registry Association and registered, and 95% of cases are reported from medical doctors and pathologists, so the records are more detailed. Enter the date of death and cause of death into the registration file each year. Statistics From 1960 to 1981, there were 47,914 colonic malignant tumors and 26,804 rectums. Except for the autopsy diagnosis and loss of follow-up, there were 38,166 colonic malignant tumors and 23,603 rectal cancers. For a total of 1425 cases <40 years old,