1. 1. Standard Life Expectancy (SLE) (the ideal)
In designing a population health indicator based on mortality data, you can count the years lived (blue), or you can compare this to an ideal, measuring the shortfall (red).
1. Standard Life Expectancy (SLE) (the ideal)
Standard Expected Years of Life Lost (SEYLL)
SEYLL
3. Gap measures count years less than ideal
Health-Adjusted or Disability-Adjusted Life Years lost (HALYs or DALYs)
Mean Life Expectancy (LE)
Years Lived with Disability (YLD)
Health-Adjusted, or Disability-Adjusted Life Expectancy (HALE or DALE)
2. Expectancy measures count years since birth
Healthy Life Expectancy (HLE)
Age