Studies

Question 1

Describe a cohort study

Answer 1

Follow group with exposure, see if they get disease

Question 2

Advantages and disadvantages of cohort studies

Answer 2

Good for rare exposures, Can calculate incidence rates, Expensive, Long

Question 3

Describe case control studies

Answer 3

Recruit people with disease, see if they had exposure

Question 4

Advantages and disadvantages of case control studies

Answer 4

Good for rare diseases, Cheap, Quick, Can’t calculate incidence rates

Question 5

Describe randomised control trials

Answer 5

Patients given new treatment or old and outcomes compared