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