1
Q
What is a case control study
A
When you collect 2 groups; a case group and a control group and look to see if they exposed or unexposed
2
Q
What are the advantages of case controlled studies
A
- quicker
- cheaper
- dont need detailed information only participants recall or record
3
Q
What are the issues of case control studies
A
- selection bias
- information bias
- confounding
4
Q
What is information bias
A
Random inaccurate measurement or a systematic misclassification (e.g. Recall bias)
5
Q
True or false - case control studies are good for rare exposures
A
False
6
Q
What can case controlled studies by analysed with
A
Odds ratio
