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本文对英国1956～1971年吸香烟的数量和香烟类型的改变,同1956～1973年肺癌和冠心病死亡率进行比较。结果表明:英国从1955年以来,香烟类型改变颇大,普通香烟销售数大量减少,过滤咀香烟则显著增加;香烟消耗数在成年男性没有明显改变,而在成年女性则不断上升,几乎增多了一倍。在这期间,60岁以下的男性,随着改吸过滤咀香烟,肺癌死亡率降低了,这可能与香烟
This article compares the changes in the number of cigarettes smoked and the types of cigarettes between 1956 and 1971 in the United Kingdom with the death rates of lung cancer and coronary heart disease from 1956 to 1973. The results showed that the type of cigarettes in the United Kingdom changed considerably since 1955, the number of ordinary cigarettes sold dropped significantly, and that of filter cigarettes increased significantly. The number of cigarettes consumed did not change significantly in adult males, but rose even more in adult females Double During this period, men under the age of 60, with the resumption of filter cigarettes, lung cancer mortality decreased, which may be related to cigarettes