- Created by: immyb27
- Created on: 13-12-22 14:05
1. how do you interpret a RR> 1 (in a case-control study)?
- there is no excess risk of being exposed
- there is excess risk in those exposed compared to unexposed
- there is excess risk in those unexposed compared to those exposed
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Other questions in this quiz
2. which of these describes the definition of bias?
- a systematic error in protocol which results in deviation from the true estimate
- a systematic error in the interpretation of papers which leads to results which are not accurate
- a systematic error in the design, conduct or analysis of a study which results in deviation from the true estimate
- a systematic error in the design, conduct or analysis of a study which results in inaccuracy
3. 'error due to systematic differences in characteristics between those selected into a study and those who are not' best describes
- selection bias
- allocation bias
- spectrum bias
- participation bias
4. which of these best describes allocation concealment?
- the randomisation of participants into each trial arm
- the hiding of the sorting of trial participants into treatment and control groups
- the participants and researchers not knowing which arm of the trial they are in (during the trial)
- participants not knowing which part of the trial they are in
5. what does the outcome measure in an RCT need to be?
- reliable, valid, reproducible
- reliable, reproducible, reflexive
- reliable, valid, responsive
- responsive, reproducible, valid