Having a look at how people with various ethnic background fare is interesting and can be essential to optimise the effectiveness of health policies by targetti

Having a look at how people with various ethnic background fare is interesting and can be essential to optimise the effectiveness of health policies by targetting the right groups. However, they are still all US Citizen, there is nothing misleading about the article or their analysis unless you want them to start splitting the stats by 'race', which would be a strange starting point (why would ethnic background be a better way to group people than socio-economic brackets anyway?).