Utility measures | Non-utility, quantitative measures | Qualitative findings | ||
---|---|---|---|---|
Direct techniques | Indirect techniques | Direct choice techniques | Interviews | Discussion groups |
Standard gamble, time trade off, or visual analogue scales. | Pre-scored multi-attribute instruments [EQ-5D (euroQoL), the SF-6 health survey, or the health utility index (HUI-2 and HUI-3)] | Decision aids and direct choice studies. Surveys or questionnaires. | Structured, semi-structured, unstructured, or in-depth. | Focus groups. |