Which of the following methods is most efficient and economical when studying the causes of a rare disease?

When identifying the association between amount of imported sugar and breast cancer incidence using data from countries around the world, this a type of ?

A. case control study b. prospective cohort study c. ecological study d. retrospective cohort study

2. A screening test of high reliability would have high validity T or F

3.When a screening test has high sensitivity, its specificity would be high too? T or F

Which of the following methods is most efficient and economical when studying the causes of a rare disease?

a. cross- sectional study

b.case-control studay

c.cohort studay

d. experimental study

Which of the following Hill’s criteria for causation is required in an established causal relation?

a. temporality

b.analogy

c. strength plausibility

d. biologic plausibility


 

. .

get-your-custom-paper

The post Which of the following methods is most efficient and economical when studying the causes of a rare disease? appeared first on Blackboard Masters.