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Table 3 Estimates of EQ-5D index among older people by socioeconomic group

From: Health-related quality of life, and its determinants, among older people in rural Vietnam

Variables EQ-5D index 95%CI
Overall   
   60+ 0.876 0.870 - 0.882
   65+ 0.865 0.858 - 0.872
   70+ 0.853 0.844 - 0.861
   75+ 0.833 0.821 - 0.844
   80+ 0.796 0.778 - 0.815
   85+ 0.742 0.709 - 0.775
Age groups   
   60-69 0.908 0.902 - 0.914
   70-79 0.884 0.876 - 0.892
   80-89 0.815 0.797 - 0.834
   90+ 0.668 0.602 - 0.736
Gender   
   Male 0.893 0.885 - 0.901
   Female 0.866 0.858 - 0.873
Education   
   High school and higher 0.908 0.891 - 0.924
   Primary/secondary school 0.901 0.894 - 0.908
   Read and write only 0.870 0.860 - 0.880
   Illiterate 0.819 0.801 - 0.837
Marital status   
   Married 0.897 0.891 - 0.904
   Widowed 0.873 0.843 - 0.904
   Separated, divorced, single 0.848 0.838 - 0.858
Living with spouse   
   Yes 0.894 0.885 - 0.903
   No 0.860 0.861 - 0.875
Household head   
   Yes 0.894 0.888 - 0.900
   No 0.856 0.846 - 0.865
Working status   
   Yes 0.917 0.913 - 0.922
   No 0.848 0.838 - 0.857
Wealth quintiles   
   Richest 0.881 0.867 - 0.893
   Richer 0.883 0.872 - 0.894
   Middle 0.881 0.870 - 0.892
   Poorer 0.872 0.858 - 0.885
   Poorest 0.859 0.844 - 0.874
National poverty line   
   Above 0.879 0.873 - 0.885
   Below 0.858 0.842 - 0.873