What is the period prevalence of flu for the year

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We are interested describing the number of cases of influenza (flu) in a community. We recruit and follow the community of 1050 individuals for one year, no one was lost to follow up. At the start of the study 130 had the flu and another 170 new cases of flu developed during the year.

1. What is the point prevalence of flu at the start of the period?

2. What is the period prevalence of flu for the year?

3. What is the cumulative incidence for flu for the one-year period?

Reference no: EM133817489

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