life expectancy

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expectancy

 [ek-spek´tan-se]
the expected value or probability of occurrence for a specific event.
life expectancy the number of years, based on statistical averages, that a given person of a specific age, class, or other demographic variable may be expected to continue living.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

life expectancy

n.
The number of years that an individual is expected to live as determined by statistics.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

life expectancy

Longevity, period life expectancy Epidemiology The average length of life of persons in a population; the average number of yrs of life remaining for a population of persons, all of age x, and all subject for the remainder of their lives to the observed age-specific death rates corresponding to a current life table. See Life table.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.

life expectancy

A statistical estimate of the number of years a person, of any particular age, is likely to live.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005

Patient discussion about life expectancy

Q. what is the life expectancy of a person with chronic bronchioectasis

A. depends on how severe are the infections...how your body reacts to those infections and what is the cause of those infections (cystic fibrosis??). i think only the therapist treating you can estimate. and even so - there are ways to prevent recurring infections. can slow the process of destruction and even stop it completely.

More discussions about life expectancy
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References in periodicals archive ?
Once you hit an average lifespan of 75, however, the pace slows down to three months per year, the same as in the developed countries.
The researchers found that apple polyphenols not only prolonged the average lifespan of fruit flies but helped preserve their ability to walk, climb and move about.
Japan's average lifespans have been rising since 2000, with the exception
The average lifespan for a gran today is 88 compared to the 71 years her own gran could have expected to reach.
There is also increasing evidence that having all these things is no longer engendering the optimism it did during Warhol's day (indeed, the average lifespan dropped last year in the United States owing to obesity, a direct by-product of Super Big Gulp abundance).
Though the average lifespan is about 78 years, most kids don't have the attention span to work on their goals for even one year--assuming they have any goals at all.
The National Safety Council published a study in 2000 that assumes the average lifespan of a computer is three years and that calculates tonnage based on that figure.
Yet, studies have revealed that the average lifespan of a Web page today is a mere 100 days.
The 25-year average lifespan of normal rhesus monkeys will be up for both the NIA and University of Wisconsin colonies during the next five years, so we should have some answers by then, notes Ingram.
But most young people have parents and grandparents, and it is obvious that with the average lifespan of people constantly growing, a sociological and political issue has emerged that no one can evade.
The Sonny Bono Act extended the life of existing copyrights from the current 50 years after the author's death, to 70 years, resulting in an average lifespan for copyright on books, movies, songs, artworks and other creative works of about 95 years.
This doesn't amount to a statistically significant difference from the average lifespan of 75 for the seven male bystanders on the trip, Nelson says.