Dictionary
The Dictionary provides concise definitions of health economics terms, arranged alphabetically for quick reference. Use it to understand unfamiliar terminology or confirm the meaning of a specific term.
Q
- Quality-Adjusted Life Year (QALY)QALY, Quality-Adjusted Life-Year
- A quality-adjusted life year combines time lived with preference-based health-state values so that one year at utility 1 represents one QALY, while periods in poorer health contribute proportionately less—or negatively where the applicable value set permits states valued below dead.