Which is the correct definition of the epidemiologic transition?
Abstract. The epidemiologic transition describes changing patterns of population age distributions, mortality, fertility, life expectancy, and causes of death.
When was the epidemiologic transition?
The epidemiologic transition theory, proposed by Omran in 1971 [1], was developed from the demographic transition model [2] adding a more detailed consideration to causes of mortality [3].
What are the three major stages of epidemiologic transition?
Peculiar variations in the pattern, the pace, the determinants and the consequences of population change differentiate three basic models of the epidemiologic transition: the classical or western model, the accelerated model and the contemporary or delayed model.
What is a Stage 5 epidemiological transition?
Epidemiologic Transition Possibly Stage 5. Some medical analysts argue that the world is moving into stage 5 of the epidemiologic transition, the stage of reemergence of infectious and parasitic diseases. Infectious diseases thought to have been eradicated or controlled have returned, and new ones have emerged.
What caused the epidemiologic transition?
Why? This epidemiological transition is the result of a series of interrelated factors: Demographic changes: the reduction in childhood mortality leads to a decrease in fertility rates. As a consequence, a higher percentage of the population reaches the adult age and develops adult-related diseases.
What is the premise of the epidemiologic transition?
epidemiologic transition, the process by which the pattern of mortality and disease in a population is transformed from one of high mortality among infants and children and episodic famine and epidemics affecting all age groups to one of degenerative and human-made diseases (such as those attributed to smoking) …
What causes an epidemiologic transition?
This epidemiological transition is the result of a series of interrelated factors: Demographic changes: the reduction in childhood mortality leads to a decrease in fertility rates. As a consequence, a higher percentage of the population reaches the adult age and develops adult-related diseases.
What are the stages of epidemiologic transition?
Omran originally identified three stages of ‘epidemiologic transition’ – the ‘age of pestilence and famine’, the ‘age of receding pandemics’ and the ‘age of degenerative and man-made diseases’ [ 6].
What is an example of epidemiologic transition?
In demography and medical geography, epidemiological transition is a theory which “describes changing population patterns in terms of fertility, life expectancy, mortality, and leading causes of death.” For example, a phase of development marked by a sudden increase in population growth rates brought by improved food …
How is the epidemiologic transition like the demographic transition?
The first proposition in all formulations of the epidemiological transition, like the demographic transition for which mortality decline and fertility decline are the two key elements of population change (1), relates to the relative role of mortality and fertility in the epidemiological transition: mortality is a …
What are the epidemiological transition stages?