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Case Control Study
(Single Best Answer) Question 1: All the following statements are true of case control studies except ?
A) Requires relatively few subjects
B) Suitable to investigate rare disease
C) Attrition problem of study population is present
D) Matching removes confounding bias
Answer (Select an option above to get the answer):
(Single Best Answer) Question 2: Of the different epidemiological study designs available to test the association between risk factor and disease, the best design is of ?
A) Case - control study
B) Ecological study
C) Cohort study
D) Cross - sectional study
Answer (Select an option above to get the answer):
(Single Best Answer) Question 3: A total 5000 patients of glaucoma are identified and surveyed by patient interviews regarding family history of glaucoma. Such a study design is called ?
A) Case series report
B) Case-control study
C) Clinical Trial
D) Cohort study
Answer (Select an option above to get the answer):
(Single Best Answer) Question 4: To test the association between risk factor and disease, which of the following is the weakest study design ?
A) Case - control study
B) Ecological study
C) Cohort study
D) Cross - sectional study
Answer (Select an option above to get the answer):
(Single Best Answer) Question 5: As compared to a routine case control study, nested case control study avoids problems (in study design) related to ?
A) Temporal association
B) Confounding bias
C) Need for long follow up
D) Randomization
Answer (Select an option above to get the answer):
(Single Best Answer) Question 6: The analytical study where population is the unit of study is ?
A) Cross sectional
B) Ecological
C) Case-control
D) Cohort
Answer (Select an option above to get the answer):
(Single Best Answer) Question 7: Residents of three villages with three different types of water supply were asked to participate in a study to identify cholera carriers. Because several cholera deaths had occurred in the recent past , virtually everyone present at the time submitted to the examination. The proportion of residents in each village who were carriers was computed and compared. This study is a ?
A) Cross-sectional study
B) Case-control study
C) Concurrent cohort study
D) Non-concurrent
Answer (Select an option above to get the answer):
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