Redlining has not had universally negative results. In Denver, Boston, Portland, and Minneapolis areas that were redlined have higher home values than in areas that were not. In most places areas that are undesirable for various reasons will stay that way. However, there are lots of areas where gentrification is making undesirable areas more desirable.
Life expectancy figures. The cause-of-death numbers too.
I have been told the child morality rates for Black & White infants differ based on the race of the doctor. Black doctors have improved rates with Black children. If true, I find this shocking.