what is life expectancy at birth
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Life expectancy at birth reflects the overall mortality level of a population. It summarizes the mortality pattern that prevails across all age groups - children and adolescents, adults and the elderly. Average number of years that a newborn is expected to live if current mortality rates continue to apply.
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life expectancy at birth actually refers to the average number of years a newborn is expected to live if mortality patterns at the time of its birth remain constant in the future.
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