descriptive epidemiology

Question 1

Descriptive studies

Answer 1

investigate the distribution of disease: how does it vary across and within populaitons

Question 2

aretefact

Answer 2

alternative explanations for trends

Question 3

Descriptive date 4 categories

Answer 3

1) diagnostic variation
2) chance
3) any type of error
4) any chance of size and structure of population rather than disease