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Byung, Chul Ahn; Engelhardt, Katrin; Joung, Hyojee (2010): Income-Related Health Inequalities in Korea. In: Asia-Pacific Journal of Public Health, Vol. 22, No. 1: pp. 32-41




Data from the 2001 Korean National Health and Nutrition Examination Survey and the ill health concentration index (CI) were used to examine income-related health inequalities among Koreans. Participants (>19 years old) were requested to provide information regarding monthly household income, expenditures, subjective living conditions, and health status. Ill health was determined both subjectively through self-rated health (SRH) scores and objectively through the number of diseases (ND). At the individual level, the CIs for SRH and ND were -0.147 and -0.093, respectively; age–gender adjusted CIs were -0.065 and -0.071, respectively. These values remained unchanged when estimating CI for grouped data. These results indicate that ill health was more pronounced among lower income groups in Korea. However, avoidable health inequality in Korea was smaller than in the United Kingdom and the United States, larger than in Sweden, Eastern Germany, Finland, and Western Germany, and roughly equal to the Netherlands, Spain, and Switzerland.