A City Guide To Lishui for Haan and Kaplan , for example, found significantly higher rates of disease and premature mortality between American black and white populations as large as a per cent difference, which disappeared after partialling out the effects of SES. Other studies e.g. Sorlie et al. have found a reduction, but not negation, of health differentials after partialling out the effects of SES. Socio-economic status certainly exerts an influence within ethnic minorities. Just as for the majority population, people in the higher socio-economic groups generally live longer and have better health throughout their life than those with less economic resources Harding and Maxwell Davey Smith et al However, again highlighting the dangers of considering people in different ethnic minorities as one single group, there are some exceptions to this rule. A City Guide To Lishui 2016.