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Table 3 Relationship between mean SF-6D utility scores and self-reported health status (n = 493)

From: Assessing the empirical validity of alternative multi-attribute utility measures in the maternity context

Group Overall utility score Self-reported health status p-value*
   Excellent Very good Good Fair Poor  
All women 0.809 0.916 0.856 0.741 0.652 0.507 <0.001
Age (years)        
   17–24 0.815 0.916 0.849 0.742 0.656 0.374 <0.001
   25–34 0.806 0.911 0.856 0.735 0.655 0.583 <0.001
   35–44 0.810 0.954 0.866 0.767 0.631 0.461 <0.001
Ethnicity        
   White 0.816 0.924 0.859 0.750 0.656 0.507 <0.001
   Non-white 0.690 0.709 0.790 0.666 0.564 - 0.217
Car ownership        
   Yes 0.817 0.914 0.862 0.734 0.676 0.534 <0.001
   No 0.776 0.928 0.828 0.759 0.583 0.374 <0.001
Housing tenure        
   Owner occupier 0.821 0.919 0.860 0.728 0.683 0.553 <0.001
   Rented 0.778 0.903 0.837 0.771 0.613 0.461 <0.001
Paid employment        
   Yes 0.831 0.924 0.856 0.758 0.678 0.583 <0.001
   No 0.767 0.886 0.852 0.716 0.638 0.432 <0.001
Plurality        
   Singleton 0.809 0.915 0.855 0.741 0.652 0.507 <0.001
   Twin 0.822 1.000 0.902 0.681 0.628 - 0.109
Spontaneous birth        
   Yes 0.814 0.915 0.858 0.749 0.641 - <0.001
   No 0.799 0.919 0.852 0.724 0.698 0.507 <0.001
  1. * ANOVA.
  2. All tests for linear trend were statistically significant (p < 0.05) with the exception of the non-white ethnic sub-group (p = 0.077).