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1) explain the difference between disease incidence and prevalence and how they are related; and (2)...

1) explain the difference between disease incidence and prevalence and how they are related; and (2) provide definitions and examples for point, period, and cumulative prevalence?

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Answer #1

. Prevalence specificaly refers to the proportion of the individual who has a disease condition that is at or during the time period but in case of incidence it usually refers to proportion or it can be the rate of individuals who will develop a specific condition that is during a time period in particular.

Incidence

The Numerator will only counts the new cases

Prevalence

In this numerator will count the old as well as the new case

Incidence

It requires the follow up to get the date updated on the rate

Prevalence

The follw up is not required

Incidence

It usually will not dependent on the duration of disease

Prevalence

It will usually depend on the duration of disease that is if the duration increase the prevalence will increase

Relationship

Incidence is directly proportional to prevalence

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