Indicators are measurement tools developed to assess and compare certain phenomena in space and time. They allow to know the state of health.
They meet certain characteristics:
- It must be accurate: correspond to reality and correct data.
- It should be easy to obtain.
- It must be simple to calculate.
- It must be faithful.
- It should be easy to understand.
- Demography: population distribution by age, sex, locality
- The life expectancy: average number of years a person can live.
- The birth rate: number of births per annum over a given population.
- The birth rate: ratio of the number of births during the year to the average total population of the year.
- Fertility: number of births per annum in relation to the number of women of child procreated.
- The fertility rate: ratio of live births in the year to the average female population of the year.
- Mortality: number of deaths per annum over a given population.
- The mortality rate: the average number of years the ratio of the total population in the year of death.
- Morbidity: frequency of illness, injury and disability in a population.
- The fatality rate: number of persons who, having become ill, die from the disease per 1000 people, for a given year.
- Incidence: number of new cases occurring in a given population during a given period.
- Prevalence: total number of cases of a disease existing at a given time.
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