Lecture 4 Flashcards
(30 cards)
International institutions attempt to standardize and update systematic reviews
Cochrane Collaboration
Cochrane Collaboration policy is that systematic reviews are updated every
two years.
a review in which there is a comprehensive search for relevant studies on a specific topic, and those identified are then appraised and synthesized according to a predetermined and explicit method
systematic review
the first form of literature overview allowing practitioners to have a quick summary
Narrative reviews
unreliable sources of information and have a low evidence level
Narrative reviews or expert reviews
the use of statistical methods to summarize the results of these studies (systematic review)
Meta Analysis
Reasons for not preceding the meta-analysis from systematic review are usually related to
Study heterogeneity
“A clear and concise statement of a review’s objectives (or questions)
Current guidance of formulating review question
Findings are likely to be generalisable when the question …
Broad question
Less heterogeneity when the question of study …
Narrow question
designed for questions around public health interventions
SPICE
“what is the context of the question?”
Setting
P in SPICE
Perspective
tool for qualitative and mixed-methods research.
SPIDER
P in SPIDER
Phenomenon
will help to make decisions about the validity of the research.
Design
A protocol : Helps to ensure careful a priori planning of whole process
- Consistency
- Transparency
- Integrity
a website for obtaining a protocol registration number
PROSPERO
Thesaurus headings in which step for systematic review ?
- Identify relevant studies
Selecting Included Studies and Extracting Data by using
Boolean operators
an online software application which supports authors in writing all types of systematic reviews
EPPI-Reviewer
Data extractors need to collect and interpret data in a standard way (software) to ensure …
the consistency/standardization of extracted data
Once data extraction is complete you may need to …
Sort the data
Three main issues to consider when appraising a systematic review …
- The validity of the methodology
- The precision of the treatment effect
- The applicability of the results