全苏居民恶性肿瘤发病率的动态变化为:1962年为147.2/10万,1967年为172.0/10万,1972年为183.9/10万,1973年为186.7/10万。就其民族别,发病率最低的是塔吉克(75.0),最高的为爱沙尼亚(267.5)。无论男性或女性,恶性肿瘤的发病率,随着年龄的增加而增高。从40岁开始明显增加,60岁以后发病率更高。就肿瘤的种类,以胃癌为最多,其次为肺癌、宫颈癌和皮肤癌。就地区分布而言, The dynamic changes in the incidence of malignant tumors in all Soviet residents were 147.2/100,000 in 1962, 172.0/100,000 in 1967, 183.9/100,000 in 1972, and 186.7/100,000 in 1973. For its ethnic group, the lowest incidence is Tajikistan (75.0) and the highest is Estonia (267.5). Regardless of whether male or female, the incidence of malignant tumors increases with age. It has increased significantly since the age of 40 and has a higher incidence after age 60. The type of tumor was gastric cancer, followed by lung cancer, cervical cancer, and skin cancer. In terms of regional distribution,