Epidemiology is the study of the incidence, distribution and determinants of disease and injury frequency within a given population (Woodward, 2005) Descriptive epidemiology provides the what, the who, the when and the where, by studying what?

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Descriptive epidemiology provides information on the frequency, or incidence and prevalence of injury occurrence within a given population, including information on the what, who, when, and where of injuries. This information can help identify patterns and inform prevention efforts. Choices A and B pertain more to analytical epidemiology, which aims to identify the causal relationships and risk factors associated with disease and injury occurrence. Choice C is partially correct, as descriptive epidemiology does study the cause of injury, but its main focus is on the frequency and distribution of injury occurrence.

Epidemiology Is the Study of the Incidence, Distribution and Determinants