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Citing TrialsAnnotator
We ask that users who download significant portions of the database cite the TrialsAnnotator paper in any resulting publications.

• Friedrichs, M. (2023). A web-based annotation tool for clinical trial failure reasons. GMS Medizinische Informatik, Biometrie Und Epidemiologie, 19, Doc02. doi: 10.3205/mibe000241

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File Contents

The download contains all annotated trials in TrialsAnnotator.

Column annotations provides all individual user annotations for the trial. Annotations are separated by ";". Each annotation consists of values separated by ":" in the form of:
"<annotator-id>:<YYYY-MM-DD>:<flag>[...]:<flag>"
Example: "1:2022-02-28:funding"

Column consensus represents the union of all individual annotation flags separated by ";".

Several annotator IDs are special cases:

• 0: Automatic annotation system that flags trials as "other" that are withdrawn, have an enrollment of 0, no reported results, and no full-text information.
• -1: Annotations of the published data from 10.5061/dryad.v5403
• -2: Annotations of the published data from 10.1161/CIRCOUTCOMES.121.007995