Odds Ration Question
The following data are from a prospective cohort study in which a sample of people from a town near a toxic waste site was compared to that from a similar town a hundred miles away in the same state. The outcome was incidence of all types of cancer over a 5 year period.
|
Town |
Cancer – yes |
Cancer – no |
|
A |
42 |
458 |
|
B |
37 |
763 |
What is the odds ratio of cancer in town A compared to town B?
