Glossary Term |
 Term | Life Expectancy |
Synonym | Expectation of Life |
Related Term | |
Source of Definition | Population Statistics |
Short Definition | |
Statistical Activity | Demography Vitals |
Definition
The average length of life remaining at a given age.
In a period life table, it is the average length of life from a given age, assuming people experience the age-specific mortality rates of a given period from that given age onwards.
In a cohort life table, it is the average length of life from a given age, of people born in a given period, based on the mortality rates actually experienced by them from that given age onwards.
Example