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EBCP Exam 2 Questions And Answers
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EBCP Exam 2 Questions And AnswersT/F: The chief difference between an in-vitro study and an in-vivo study is that the former
is done in a test tube or laboratory dish and the latter is completed on a living organism.
True
Which of the following is NOT an example of a descriptive study?
a. Qualitative studies
b. Cross-sectional studies
c. Case reports
d. Randomized controlled triald. Randomized controlled trial
Which of the following is NOT one of the four "W's" of descriptive epidemiologic studies?
a. Who
b. Why
c. Where
d. What
b. Why
,Which of the following would fall under a case-control analytic epidemiological study?
a. A study comparing cases of the flu and air quality in communities
b. A survey of how many cases of the flu in different occupations
c. A study of who has the flu and if they were vaccinated
d. A study of the effectiveness of a drug in preventing the flu in a community
c. A study of who has the flu and if they were vaccinated
What is the type of research study that tries to quantifying the relation between two
factors that is the effect of an intervention or exposure on an outcome?
a. Descriptive
b. Analytic
c. Qualitative
d. Cross-sectional
b. Analytic
Which of the following statements regarding observational research is incorrect?
a. Good to address questions in the "risk" domain or may be unethical
b. Good to determine the efficacy of therapies used for prevention or treatment
c. Good to answer questions about long-term prognosis
, d. Good to test hypotheses using extra data
b. Good to determine the efficacy of therapies used for prevention or treatment
T/F: Case-control studies are always prospective
False
Based on in class discussion, the type of study is defined based upon three key issues.
For the following which is NOT one of those issues?
a. When were the outcomes determined?
b. Purpose of the study
c. How large was the number of subjects participating in the study? (number of control
and experimental group)
d. Was randomization used for the intervention?
c. How many subjects participated in the study? (control and experimental group)
T/F: Interventional research requires that the researcher initiate the intervention.
True
T/F: Medical studies are often first performed as "in-vitro" studies.
True
T/F: A crosssectional study can only estimate prevalence, not incidence, because you
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