There's quite a bit available about that. Search for "Years of Life Lost" or "Years of Potential Life Lost". Or for a quick start - https://en.wikipedia.org/w

There's quite a bit available about that. Search for "Years of Life Lost" or "Years of Potential Life Lost". Or for a quick start - https://en.wikipedia.org/wiki/Years_of_potential_life_lost https://en.wikipedia.org/wiki/Years_of_potential_life_lost