, Volume 30, Issue 2, pp 83-86
Date: 11 Oct 2012

Health Utility Elicitation

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Guidelines for economic evaluation studies vary by country and setting, and while most recommend the use of a societal perspective for analysis, the majority also favour the use of indirect utility elicitation methods. Indirect methods, defined as generic, preference-based instruments, in combination with population tariffs for valuing health, are relatively easy to use and reflect population preferences rather than those of affected persons. Indirect methods use instruments such as the EQ-5D and the Health Utilities Index for which tariffs from population samples are available. Direct utility elicitation involves the use of standard gamble or time trade-off questions for specific states of health, either described hypothetically or experienced by the respondent. Direct elicitation from population samples for hypothetically described states is consistent with the societal perspective. Despite the convenience of using generic instruments, conventional QALYs based on indirect methods may