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Retrieved 16 April National Center for Health Statistics. Factors that are associated with variations in life expectancy include family history, marital status, economic status, physique, exercise, diet, drug use including smoking and alcohol consumption, disposition, education, environment, sleep, climate, and health care. More and more countries are using health expectancy indicators to monitor the health of their population. Retrieved September 12, Causes of Mortality Differences by Sex". In the case of long-lived components, such as those used in critical applications:

Life expectancy is a statistical measure of the average time an organism is expected to live, life expectancy by age and sex on the year of its birth, its current age and other demographic factors including gender. The most commonly used measure of life expectancy is at birth LEBwhich can be defined in two ways. Cohort LEB is the mean length of life of an actual birth cohort all individuals born a given year and can be computed only for cohorts born many decades ago, so that all their members have died. Period LEB life expectancy by age and sex the mean length of life of a hypothetical cohort [ clarification needed ] assumed to be exposed, from birth through death, to the mortality rates observed at a given year. National LEB figures reported by statistical national agencies and international organizations are indeed estimates of period LEB. The combination of high infant mortality and deaths in young adulthood from accidents, epidemics, plagues, wars, and childbirth, particularly before adult book store in murrieta ca medicine was widely available, significantly lowers LEB. But for those who survive early hazards, a life expectancy of 70 is not uncommon.

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Life expectancy by age and sex
Life expectancy by age and sex
Life expectancy by age and sex

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Kagakree 7 months ago
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Guktilar 7 months ago
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Maukasa 7 months ago
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Life expectancy by age and sex