Life expectancy for an adult is calculated based on your present age, not birth. View any mortality table and your life expectancy changes every year you live.

Life expectancy for an adult is calculated based on your present age, not birth. View any mortality table and your life expectancy changes every year you live. >If you are born after immigration you aren't an immigrant. If you are born of an immigrant of low socio-economic status, you are predisposed towards a lower socio-economic status. Therefore the immigrant has influenced this statistic even through non-immigrant births. >At least not without data to back it up. You want data to back up that generally in the US and/or within immigrant populations, life expectancy is lower as you go into lower socio-economic groups? Is anyone really trying to refute this?