Pop. science

Question 1

What are the 3 epidemiological studies?

Answer 1

Descriptive - can infer back to pop.
- Ecological study
Analytical - compare like for like
- Cohort study
- Case-control study

Question 2

Describe an Ecological study

Answer 2

• explores groups
• define characteristics to study
• gather data on group level characteristics

Question 3

Describe a Cohort study

Answer 3

• Group by exposure (exposed and non-exposed)

- Retrospective and prospective

Question 4

Describe a Case-control study

Answer 4

• Find cases and define controls

- Group by the outcome

Question 5

Describe a cross-section survey

Answer 5

• From a sampling frame

- Finding cases