Single reviewer
To change the number of reviewers required to complete extraction, go to Settings on the Review Summary page. Change the number of reviewers required for data extraction from “2” to “1” and select Save. Note that if you set the review to single-reviewer mode, you cannot easily go back and retrospectively add a second reviewer.
Assigning reviewers
A study is automatically assigned to the reviewer who selects Save or Send to consensus first within the study.
Changing your extraction version
To view or edit which extraction version is enabled for your review simply go to your review’s Settings page to select your preferred data extraction template. Please note that any data completed in extraction 1.0 or 2.0 cannot be migrated over to the other template.

Extraction suggestions
Covidence can automatically suggest a value for the Study funding source field during data extraction in Extraction 2. Reviewers must accept or reject each suggestion individually, suggestions are never saved automatically.
To enable or disable extraction suggestions, go to the review’s settings on the and toggle "Provide extraction suggestions". This feature is enabled by default for all reviews using Extraction 2.

For more information, including which fields are supported, model accuracy, and how to report feature usage, see AI feature: Extraction suggestions.