This topic contains a solution. Click here to go to the answer

Author Question: A study that uses information on current health status, personal characteristics, and potential risk ... (Read 277 times)

piesebel

  • Hero Member
  • *****
  • Posts: 565
A study that uses information on current health status, personal characteristics, and potential risk factors or exposures all at once is called:
 
  a. Cross-sectional
  b. Ecological
  c. Case-control
  d. Cohort

Question 2

An outbreak of a gastrointestinal illness from a food-borne pathogen is an example of a(n):
 
  a. Attack rate
  b. Point epidemic
  c. Secular trend
  d. Event-related cluster



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

nicoleclaire22

  • Sr. Member
  • ****
  • Posts: 318
Answer to Question 1

A
A cross-sectional study collects information on current health status, personal characteristics, and potential risk factors or exposures all at once.

Answer to Question 2

B
One temporal and spatial pattern of disease distribution is the point epidemic. A point epidemic is most clearly seen when the frequency of cases is plotted against time. The sharp peak charac-teristic of such graphs indicates a concentration of cases in some short interval of time.





 

Did you know?

More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.

Did you know?

The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.

Did you know?

Human neurons are so small that they require a microscope in order to be seen. However, some neurons can be up to 3 feet long, such as those that extend from the spinal cord to the toes.

Did you know?

Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.

Did you know?

In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.

For a complete list of videos, visit our video library