Concept:
Different demographic indicators are used to measure population health and trends. One important indicator focuses specifically on deaths among infants.
Step 1: Understanding the definition.
The question refers to the number of deaths of children
under one year of age per
1,000 live births.
Step 2: Identifying the correct term.
This definition exactly matches the
Infant Mortality Rate (IMR), which is a key indicator of a country's healthcare system and overall development.
Step 3: Eliminating incorrect options.
- Birth Rate refers to number of births per 1,000 population.
- Mortality Rate is a general term for deaths in a population.
- Life Expectancy indicates average years a person is expected to live.
Conclusion:
Thus, the correct answer is
Infant Mortality Rate.