Exploring how epidemiologists measure disease occurrence in a population, including prevalence, incidence, and different ways to calculate these rates.
Measures of Disease Frequency Incidence Rate: Definition: The rate at which new cases of a disease occur in a population over a specified period of time. Formula: Number of new cases of the disease / Total population at risk during the specified time period. Example: If 100 new cases of flu occur in a population of 10,000 people over one year, the incidence rate would be 100/10,000 = 0.01 or 1%...…
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