Possible explanations for social class differences in cancer patient survival.

摘要: Social class differences in cancer patient survival have been reported for most types and a number of countries. The etiology these has studied less thoroughly systematically than social occurrence. Stage disease at diagnosis appears to be the important factor contributing survival. This observed clearly gastrointestinal gynaecological cancers. are generally wider patients diagnosed with local stages those advanced stages. reasons why cancers more frequently stage high low classes not properly understood moment. Of other potential factors, role treatment psychosocial factors scarcely studied. Biological indicators tumour aggressiveness failed explain differences.