An outbreak of measles occurred in City A.There were 1,000 confirmed cases among children younger than 10 years old.Unfortunately,50 children died of measles.Fifty represent 5% of the total number of cases.What concept is being illustrated in this example?
A) Attack rate
B) Secondary attack rate
C) Case-fatality rate
D) Incubation period
E) Subclinical disease

Question

Quizplus · Accepted Answer

Case-fatality rate is defined as the proportion of people who die of a disease,among the total number of cases of that disease.Attack rate and secondary attack rate refer to the proportion of people (at risk) who develop a disease among the total number of people who were at risk for the disease.Incubation period describes the period between the origin of disease and onset of clinical symptoms.Subclinical disease describes a disease that does not manifest clinically.

An Outbreak of Measles Occurred in City A