lecture 10 Cohort studies pretest

Question 1

If a study allocated patients based on their past, current, and future personal exposure to second-hand smoke and then followed them for a decade for the possible develop of esophageal cancer, which had yet to occur in any of the study subjects, which of the following study descriptors would be most accurate?
Prospective
None of the above
Ambidirectional
Retrospective

Answer 1

Prospective

Question 2

T/F When using the classical 2x2 epidemiological table-format, cohort studies are initially developed by knowing the row totals.

Answer 2

True

Question 3

Which of the following types of cohort most appropriately describes the citizens of Hiroshima, Japan at the time of the U.S. bombing?
Retrospective cohort
Inception cohort
Closed cohort
Birth cohort

Answer 3

inception

Question 4

T/F A cohort study is one in which it is interventional in nature and analytical in evaluation.

Answer 4

False