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Author Question: A study that uses information on current health status, personal characteristics, and potential risk ... (Read 282 times)

piesebel

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on: Jul 8, 2018
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


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nicoleclaire22

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Reply #1 on: Jul 8, 2018
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.


piesebel

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Reply #2 on: Jul 8, 2018
Thank you :)


nicoleclaire22

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Reply #3 on: Jul 8, 2018
Happy to help you


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