IJE Advance Access originally published online on January 19, 2005
International Journal of Epidemiology 2005 34(2):293-294; doi:10.1093/ije/dyh412
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Published by Oxford University Press on behalf of the International Epidemiological Association © The Author 2005; all rights reserved.
Commentary |
Commentary: On form, comparability, and levels in the income and health relationship
Centre for Health Equity Studies, CHESS Stockholm University/Karolinska Institutet, 106 91 Stockholm, Sweden. E-mail: johan.fritzell@chess.su.se
| The first 10% of the full text of this article appears below. |
One important issue in the income and health debate, relates to the form of the association between them.13 The rationale for the interest in this topic is that it involves mechanisms, policy implications, and theory, rather than simply being a methodological, technical question. The article by Mackenbach et al. in this issue of International Journal of Epidemiology adds to our knowledge of this area by investigating the relation between self-rated health and income through the use of cross-national data.4 They generally find a curvilinear relation reflecting decreasing marginal health returns of income. In this short note I want to first discuss some methodological concerns, also discussed by the