DALY
DALY
Disability-Adjusted Life Year (DALY) is a measure used in the field of epidemiology to quantify the overall burden of disease. It is often used in public health and health impact assessment to compare the overall health and life expectancy of different countries.
Pronunciation
- English: /ˈdæli/
Etymology
The term DALY was first coined by the World Health Organization and the World Bank in the 1990s as part of the Global Burden of Disease Study. The term is an acronym for Disability-Adjusted Life Year.
Definition
A DALY is a measure of overall disease burden, expressed as the number of years lost due to ill-health, disability or early death. It is calculated by adding the number of years of life lost (YLL) due to premature death to the number of years lived with disability (YLD).
Related Terms
- Years of Potential Life Lost (YPLL)
- Quality-Adjusted Life Year (QALY)
- Health-adjusted life expectancy (HALE)
- Burden of disease
- Epidemiology
- Public health
See Also
External links
- Medical encyclopedia article on DALY
- Wikipedia's article - DALY
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