Vital statistics is defined as the branch of Biometry, which deals with the data and laws of human morbidity, mortality, and demography. The term vital statistics refers to the numerical data or the techniques used in the scrutiny of the data pertaining to essential events occurring in the given segment of the population. By essential events, we refer to such events of human life as fertility, mortality, marriage, separation, divorce, adoptions, legitimation’s, etc. Vital statistics holds much importance and it is extensively used in almost all the spheres of human activity. Some of the important uses of vital statistics are given below:

Study of the population tendency: The vital statistics, as already mentioned above, reflect the changing prototype of the population of any region, community, or country in terms of the figure Vitalflow of births, deaths, and marriages taking place in this world. The division of the population segment of diverse regions by birth and death rates enables individuals to form some scheme about the population tendency of the regions or countries, and the general standards of the living virility of the races.

Use in the public administration: The study of population movement, i.e., population projection, population estimation, and other associated studies together with the birth and death statistics according to the age and sex distributions provides the administration with fundamental tools which are necessary for the overall planning as well as evaluation of the economic and social development programs.

The mortality and fatality statistics of the population also provide guide spots for use by the experts and researchers in medical and pharmaceutical profession. It helps to plan various strategies to control the mortality and fatality rate, and keep a check on both of them to be able secure the right future of the country.

The facts and figures involving the births, deaths and marriages taking place in the world are of tremendous significance to a range of official agencies for a range of administrative purposes. Mortality statistics serve as a channel to the health authorities for hygienic improvements, improved medical facilities, and public cleanliness. The data on the numbers of diseases, together with the numbers of deaths by age and character of diseases are of supreme significance to health authorities in taking suitable remedial action to put off or control the spread of any disease.

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