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单词 life table
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life table
life table n. (a) a table of statistics relating to life expectancy as a function of age; an actuarial table; (b) Zoology a similar table for a population of animals divided into cohorts of given age.
ΚΠ
1825 Caledonian Mercury 17 Oct. 2/2 The life tables from which premiums have hitherto been calculated, are acknowledged to be no longer applicable.
1865 Reader 25 Feb. 213/1 Every insurance office bases its transactions upon an instrument which is called a ‘Life Table’.
1921 Amer. Naturalist 55 490 The most exact and comprehensive manner in which the facts about the duration of life in any organism can be presented is by means of life tables, of the type used for many years by actuaries in their work.
1947 Q. Rev. Biol. 22 283 (title) Life tables for natural populations of animals.
1971 Nature 23 July 284/2 The remaining section of the book gives a series of palaeodemographic life tables of various series referred to in the text.
2005 A. Burdick Out of Eden (2006) x. 124 Life tables are to biologists what human mortality schedules are to insurance agents: mind-numbing assemblages of life-expectancy data.
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