life-table
Definition
- Noun:
- A statistical table: "life-table" refers to a demographic tool that shows, for each age, the probability of dying before the next birthday, the number of survivors, and the life expectancy at that age. It is used in actuarial science and public health to analyze mortality patterns.
Usage Examples
- (A statistical table showing survival and death probabilities by age.)
- (A demographic table used for analyzing longevity.)
Advanced Usage
- "life-table method": a statistical technique for analyzing survival data, often used in medical research.
- Researchers applied the life-table method to estimate patient survival rates after treatment. (A technique using life-table data to calculate survival probabilities.)
Variants and Related Words
- Life expectancy (n): the average number of years a person is expected to live, often derived from a life-table.
- The life expectancy in this country has increased over the past decade. (Average lifespan calculated from mortality data.)
- Life span (n): the maximum number of years a species or individual can live.
- The human life span has been extended by medical advances. (The upper limit of survival.)
Synonyms
- Mortality table: another term for a life-table, emphasizing death rates.
- The mortality table showed higher death rates among smokers. (A statistical table of death probabilities.)
- Survival table: a synonym focusing on the number of survivors at each age.
- The survival table indicated a high survival rate for children under five. (A table showing survivors per age group.)
Related Idioms
- "Life-table" is not commonly used in idioms, but the concept appears in the phrase "actuarial table", which is a broader term for statistical tables used in insurance and finance.
- The actuarial table helped the company set fair premium rates. (A statistical table for risk assessment.)