Age-specific mortality rate
Definition: A mortality rate in a specific age group
Calculation: The numerator is the number of deaths in that age group; the denominator is the number of persons in that age group in the population.
Main usefulness: To determine a burden of a disease in term of mortality in a particular age group, especially, there is difference of mortality rate among age groups
Maternal mortality rate
Definition: number of maternal death per 100,000 live birth
Calculation: The numerator is the number of maternal death after giving birth in a specific period of time; the denominator is the number of live birth in the same period of time.
Main usefulness: To show a problem of postnatal care in women