From: What is the value of social values? The uselessness of assessing health-related quality of life through preference measures
Weighted Scores
Unweighted Scores
Valid cases
9,991
Mean (95% CI)
0.56 (0.56–0.57)
0.50 (0.50–0.51)
SD
0.32
0.31
Minimum
-0.59
Maximum
1
Spearman's ρ
0.91*
Pearson's r
0.93*
ICC (95% CI)
0.89* (0.85–0.92)