Birth Rate

Abdullatif Husseini

Birth rate is a measure that quantifies the number of births in relation to population size. Births, deaths, in- and out-migration are important components of population change. An essential but not inclusive measure of the population change is the birth rate. The crude birth rate (CBR), which is the simplest measure of natality, is usually calculated by dividing the number of live births in a population in a given period (usually one year) by the average or midyear population size multiplied by a constant K (usually 1,000). The numerator is usually obtained from birth registers, which vary in completeness and accuracy from one country to another, whereas the source ...

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