A disease outbreak begins with exposure to contaminated food, followed by person-to-person transmission among some of the individuals who became infected. This is most consistent with a

During an outbreak, 500 people are diagnosed with a disease. Of those individuals, 10 die from the disease. What is the case fatality rate?

Primary prevention occurs after an individual has already developed a disease.

Which of the following is an example of a modifiable risk factor?

A determinant of health is best described as:

A population contains 5,000 individuals, of whom 150 currently have asthma. Calculate the point prevalence as a percentage.

A study follows 200 people. Each person contributes one year of observation. During the year, 20 new cases of disease occur. What is the incidence rate per 1,000 person-years?

A patient who has suffered a serious injury receives physical therapy designed to restore mobility and function. This is an example of:

A zoonosis involves transmission of disease between humans and animals.

A study examines risk factors for cardiovascular disease. Researchers collect information on age, smoking status, physical activity, and family history. Which combination contains both modifiable and nonmodifiable risk factors?