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WorksheetsCohort Study
Total questions: 10
Worksheet time: 5mins
Cohort study is:
Needs few patients
Incidence can be calculated
Proceeds from effect to cause
Odd ratio can be calculated
Incidence rate is measured by:
(a) Case control study
(c) Cross-sectional study
(b) Cohort study
(d) Cross-over study
Cross-sectional study otherwise known as
Incidence study
Retrospective study
Prevalence study
None of the above
Cohort study does NOT include:
(a) Expensive
(b) Study for chronic disease
(c) Incidence rate calculated
(d) Starts with the disease
A measure of risk in a cohort study is
Relative risk
Prevalence of odds ratio
Exposure odds ratio
None of teh above
Which of the following types of bias is NOT likely in a cohort study?
Recall bias
Loss to follow up bias
Confounding
None of the above
In which of the following situations should we avoid the cohort design?
In study of a suspected risk factor of a disease
In study of prognostic factors
In study of a rare disease
In a study where the likely period of follow up in short
Temporal association of disease is best established by :
(a) Case control study
(b) Cross sectional study
(c) Cohort
study
(d)None of the above
Confounding can be eliminated by all EXCEPT:
(a) Matching
(b) Blinding
(c) Randomization
(d) Multivariate analysis
Relative risk is:
No of persons diseased among Non-exposed/
Incidence among exposed
Incidence of Non exposed/Incidence among exposed
× 100
Incidence among exposed/Incidence among Nonexposed
× 100
Incidence among exposed/Incidence among Nonexposed
