"Scoping reviews are a type of evidence synthesis that aims to systematically identify and map the breadth of evidence available on a particular topic, field, concept, or issue, often irrespective of source (ie, primary research, reviews, non-empirical evidence) within or across particular contexts. Scoping reviews can clarify key concepts/definitions in the literature and identify key characteristics or factors related to a concept, including those related to methodological research."
Source: What are scoping reviews? Providing a formal definition of scoping reviews as a type of evidence synthesis
Systematic and scoping reviews share similar characteristics, including:
That being said, scoping reviews differ from systematic reviews in key ways:
If you are in doubt about which type of review suits your research question, reach out to your liaison librarian.
Time estimates vary widely for the completion of a scoping review, but most estimates say that a scoping review takes 6-12 months to complete. Ultimately it will depend largely on the size of your team, the time available to put towards the project, the state of the current literature on your research topic, and your expertise with systematic searching. To get an estimate of how long your review might take, use the PredicTER tool linked below.