How is the proportionate mortality rate calculated?
A) (Number of deaths due to a specific cause/Total number of deaths from all cases) × 100
B) (Number of deaths of infants aged < 1 year during time interval/Total live births during time interval) × 1,000
C) (Number of deaths from puerperal cases during 1 year/Number of live births during same year) × 100,000
D) (Number of live births during a time interval/Estimated midinterval population) × 1,000
Ans: A
Proportionate mortality rate is calculated as (Number of deaths due to a specific cause/Total number of deaths from all cases) × 100. Infant mortality rate is calculated as (Number of deaths of infants aged < 1 year during time interval/Total live births during time interval) × 1,000. Maternal mortality rate is calculated as (Number of deaths from puerperal cases during 1 year/Number of live births during same year) × 100,000. Crude birth rate is calculated as (Number of live births during a time interval/Estimated midinterval population) × 1,000.
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