Question

which measure reflects the average number of years a person is expected to live in full health by taking into account time spent in less than perfect health?

Explanation:

Health - adjusted life expectancy (HALE) is a measure that takes into account not just the number of years a person lives but also the quality of those years. It subtracts the time spent in less - than - perfect health (due to illness, disability etc.) from the total life expectancy.

Answer:

Health - adjusted life expectancy (HALE)