Incidence and Prevalence

This video tutorial introduces key concepts in epidemiology, focusing on the definitions and differences between incidence and prevalence. Incidence refers to the number of new cases in a defined population over a specific time period, while prevalence indicates the total number of cases at a particular point or over a period. The video uses examples to illustrate these concepts, including references to COVID-19 data presentation.

What is the definition of incidence in epidemiology?

How is prevalence different from incidence?

Explain the concept of point prevalence.

What does it mean to count new cases in the context of incidence?

What is period prevalence and how does it differ from point prevalence?