Variation in Health State Utility Values Across Preference-Based Instruments: A Systematic Review and Meta-analysis of Behavioural Risk Factors.
BACKGROUND Health economic evaluations require health state utility values (HSUVs) to estimate quality-adjusted life years (QALYs). However, HSUVs derived from different preference-based instruments, valuation methods and value sets may not be directly comparable, which can affect interpretation of economic evaluations...