3. What is epidemiology?
The study of distribution and determinants of health
related events in specified population , and application of
this study to control health related problems.
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7. Broad types of Epidemiology
Descriptive epidemiology
The first stage in an epidemiologic study,
Disease that has occurred is examined in this type of
epidemiological study.
Analytic epidemiology
The second stage in an epidemiologic study
Hypotheses generated in the descriptive phase are tested
in this type of epidemiological study.
