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    Explanation of prevalence proportion and person-time

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    Having problems understanding some terms for epidemiology class.
    1) Prevalence Proportion
    2) How to calculate person-time

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    Solution Preview

    Prevalence is the number of cases in the population at a given time. So this includes both new and chronic cases. Anyone who has the condition is included. If you're doing this as a proportion, it would be the cases in the ...

    Solution Summary

    This solution gives an overview of prevalence proportion and person-time. It contrasts prevalence proportion with incidence.