Question

An epidemiologist studying diphtheria in Eastern Europe gathers information about the total number of active cases in a given area and the number of new cases in that area over a given time. If an epidemic occurs, which of the following would the epidemiologist notice?

Choose one:
A. The prevalence would remain constant, but the incidence would increase.
B. The prevalence would increase, but the incidence would remain constant.
C. The prevalence and incidence would both increase.
D. The prevalence would decrease, but the incidence would increase.

Answer 1

If an epidemic occurs, the epidemiologist would notice an increase in both prevalence and incidence.

Step-by-step explanation:

The epidemiologist studying diphtheria in Eastern Europe would notice an increase in both prevalence and incidence if an epidemic occurs. Prevalence refers to the total number of active cases in a given population at a specific time, while incidence refers to the number of new cases over a given time period.