Australian and US data from a large multi-instrument comparison survey were used to conduct tests of convergent, predictive and content validity using as comparators five other multi-attribute utility (MAU) instruments — the EQ - 5D, SF - 6D,
Health Utilities Index (
HUI) 3, 15D and the Quality of Well - Being (QWB)-- as well as four non-utility instruments — the SF - 36 and three measures of subjective well - being (SWB).