How many sources should a systematic review have?

In general, undergraduate students will usually be required to use somewhere between 5 and 20 sources; graduate students typically will need between 20 and 40. However, the number can vary greatly, so always read your requirements and ask your professor. The rule of thumb for a systematic review literature search is that more than 2 databases should be used. For the casual reader, the databases that should be used for a particular systematic review can be difficult to judge, but generally databases beyond just MEDLINE should be searched.

What is the minimum number of studies for a systematic review?

There is no minimum number of studies to be included in systematic review, but if one wish to do meta-analysis, at least two studies are required to sum-up the data and synthesis the evidences that will add some new evidence and knowledge in current knowledge.

How many sources do you need to review?

If your literature review is a stand-alone document Example: A stand-alone literature review that has 10 pages of content (the body of the paper) should examine at least 30 sources. These are not hard and fast rules by any means.

How many articles should a systematic review have?

Basically, there is no limit on number of studies for a systematic review. For a meta-analysis, you can practically do it with 2 or more. However, generally speaking, a MA of less than 4 or 5 studies of controversial benefit.

How many references are in a systematic review?

Study DesignArticle Count (Total: 16321)Median Number of ReferencesMeta-Analysis195249Systematic Review88449Quasi-Experiment16639Cohort Study558937

How many studies should be included in a systematic review?

For a meta-analysis, you can practically do it with 2 or more. However, generally speaking, a MA of less than 4 or 5 studies of controversial benefit. 1 or more for a a systematic review and 2 or more for a a meta-analysis.

How do I conduct a systematic review literature search?

The best way to accomplish this is to have help from a librarian with expertise in the area of systematic reviews in defining the search terms, search strategies, and databases to be used. The rule of thumb for a systematic review literature search is that more than 2 databases should be used.

How many databases should be used in a systematic review?

The rule of thumb for a systematic review literature search is that more than 2 databases should be used. For the casual reader, the databases that should be used for a particular systematic review can be difficult to judge, but generally databases beyond just MEDLINE should be searched.

How many sources should be included in a research paper?

Here’s my totally non-scientific take for coursework-related materials: a final research paper should at least use 13 additional sources to those in the syllabus (one additional paper per week) for an undergraduate class, and an in-depth literature review for a graduate course should be in the realm of 26 (2 additional papers per week) to 39 (3 ...