Terms of the day Prevalence: The proportion of a population - TopicsExpress

Terms of the day Prevalence: The proportion of a population having a particular condition or characteristic. A prevalence study is a cross-sectional survey that measures the prevalence of a characteristic. Two types of cross sectional surveys are an interview survey and a mass screening program. Incidence: The number of new occurrences of something in a population over a particular period of time.

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