Data on risk factors are only available for one point in time, and therefore are likely to underestimate the risk of some factors such as smoking, which have become increasingly socially patterned over time, with people from higher social classes more likely to give up.
Such territorial dynamics gather momentum as more mobile groups – the higher social classes, immigrants and minorities – concentrate in the cities.
Across the developed world, better-off people in the higher social classes tend to live longer than the poor.
Furthermore, people in higher social classes are considered to have better-quality household items than working-class families, so losses from their properties are valued higher.
A total of 72% of parents from higher social classes believe university is a good route to a preferred career for their children, compared with only 58% for those from lower social groups.
One in two parents from higher social classes expect their child to get a job in a profession, compared to one in five of those from the lowest social backgrounds, he said.
Even the curse of dementia and Alzheimer's disease appears to be less common among people in the higher social classes and among the well-educated.Some of the difference can be explained by the unhealthier lives poorer people lead: they are, for instance, more likely to smoke cigarettes and to be overweight than wealthier and better-educated folk.
The juxtaposition allows us to demonstrate the different type of art that was being produced at this time - the ever popular portraiture recording family and dynasty of the higher social classes, as well as highlighting an art form that would come under great scrutiny and of which much has been lost.
Baseball, for example, last year attracted crowds of over 63m which means the Chicago Cubs could afford to waste over $9m on an underperforming Dominican outfielder called Sammy Sosa.A second conclusion from the list is that athletes can earn high endorsement income if their sports attract the higher social classes.
So, the highly stratified educational system seems even not to function as a good sorting system for well performing migrant children from the higher social classes.
Associations between PFTC and socio-economic status and occupation have been described, with women of higher social classes and education being at greater risk [5, 29].
