| 释义 |
active life expectancy Active Life Expectancy The average number of years of life remaining in an independent state—i.e., free from significant disability—for a population of individuals, all of age X, all of whom are subject for the rest of their lives to the observed age-specific risks of disability.active life expectancy Active life expectancy at age x Epidemiology The average number of yrs of life remaining in an independent state–ie free from significant disability for a population of individuals, all of age x, all of whom are subject for the remainder of their lives to the observed age-specific risks of disability. See Life expectancy. |