Burden of Disease

Question 1

Burden of Disease

Answer 1

A measure of the impact of diseases and injuries; the gap between current health status and an ideal situation where everyone lives to an old age free of disease and disability.

Measured in a unit called DALY.

Question 2

DALY
(Disability Adjusted Life Year)

Answer 2

A measure of burden of disease; one DALY is equal to one year of healthy life lost due to premature death (YLL) and/or illness (YLD).

DALYs = YLL + YLD

Question 3

HALE
(Health Adjusted Life Expectancy)

Answer 3

The average length of time (in yrs) an individual at a specific age can expect to live in full health i.e. time lived without the health consequences of disease or injury.

Question 4

YLL
(Years of Life Lost)

Answer 4

A measure of how many years of expected life are lost due to premature death.

Question 5

YLD
(Years Lost due to Disability)

Answer 5

A measure of how many healthy years of life are lost due to disease, injury or disability.

Question 6

A measure of how many healthy years of life are lost due to disease, injury or disability.

Answer 6

YLD
(Years Lost due to Disability)

Question 7

A measure of how many years of expected life are lost due to premature death.

Answer 7

YLL
(Years of Life Lost)

Question 8

The average length of time (in yrs) an individual at a specific age can expect to live in full health i.e. time lived without the health consequences of disease or injury.

Answer 8

HALE
(Health Adjusted Life Expectancy)

Question 9

A measure of burden of disease; the sum of YLL and YLD.

Answer 9

DALY
(Disability Adjusted Life Year)

Question 10

A measure of the impact of diseases and injuries; the gap between current health status and an ideal situation where everyone lives to an old age free of disease and disability.

Answer 10

Burden of Disease