Flashcards in Critical Appraisals Deck (9):
To study a disease prognosis, what is the best study design?
To study a disease aetiology, what is the best study design?
Population based cohort study
To study a disease treatment, what is the best study design?
RCTs and Systematic Reviews of RCTs
To study a disease diagnostic method, what is the best study design?
Cross-sectional analytic study
What are the positives of Systematic Reviews?
- Find results of studies with relevant inclusion / exclusion data
- Include unpublished work
- Includes ALL evidence
- Includes non-English work
- Increases sample size
- Indicates variation between studies
- Allows sub-group analysis
- Allows sensitivity analysis
In Medline searches, what does the asterisk (*) denote?
What is the definition of bias?
Systematic introduction of error which distorts results in a non-random way
What does the phrase "Study validity" mean?
Believe-ability / credibility of results