ECHI hierarchy
  Demography and socio-economic situation
  Population
  Socio-economic factors
  Health status
  Mortality
  Mortality Cause-specific
  Morbidity Disease-specific
  Perceived and functional health
  Composite measures of health status
  Determinants of health
  Personal and biological factors
  Health behaviors
  Living and working conditions
  Health systems
  Prevention, health protection and promotion
  Health care resources
  Health care utilisation
  Health expenditure and financing
  Health care quality/performance