A study will have one or more references and may be used in the analysis. The basic attributes of a study are:
Study ID - a label identifying the study, which is used in the data tables and in links to the study in the text. The standard format is "Cochrane 1970". The ID can be no longer than 45 characters.
Year the study was conducted.
One or more references.
Studies are divided into four categories:
Included studies - studies that meet the inclusion criteria.
Excluded studies - studies that do not meet the inclusion criteria, but appear to do so.
Studies awaiting classification - studies that have been identified, but not yet fully assessed for inclusion or exclusion by the authors.
Ongoing studies - studies that are not yet completed, but are likely to be considered for inclusion in the future.
See also Characteristics of studies tables
You can add studies one by one, or create several studies at a time by importing their references.
See also Organising studies.
There are four types of references:
References to studies
Other references
Additional references (cited in the text)
Other published versions of this review
Classification pending references
References of the type Other references all have a Reference ID that is similar in function to the Study ID (see above).
See also Editing references and Importing references.