This looks an interesting report on expenditure on health and how other factors impact on outcomes
http://www.nao.org.uk/publications/1011/health_inequalities.aspx'The Department of Health has made a serious attempt to tackle health inequalities across England. But, having set a target in 2000 to reduce health inequalities, it was slow to take action and health inequalities were not a top priority for the NHS until 2006.'