Epidemiology Quiz

What does 'incidence' refer to in epidemiology?

• The total population at risk

• The number of new cases of a specific disease

• The number of existing cases of a disease

• The average number of years of life remaining

Which of the following is an example of a pandemic?

• Malaria in Sudan

• COVID-19 spreading worldwide

• Dengue fever in Saudi Arabia

• Chickenpox in the UK

What is the formula for calculating prevalence?

• Number of new cases / Total population at risk

• Number of cases during a period / Total population during that period

• Number of cases at a point in time / Total population at that time

• Number of deaths / Total population

What does 'morbidity' refer to?

• The number of deaths

• The average number of years of life remaining

• Illnesses, symptoms, impairments

• The proportion of individuals who become diseased

What is the purpose of adjusted rates in epidemiology?

• To compare populations with different characteristics

• To show the quantity of disease in a population

• To calculate the incidence rate

• To measure the probability of disease