Unreported links between trial registrations and published articles were identified using document similarity measures in a cross-sectional analysis of ClinicalTrials.gov

Trial registries can be used to measure reporting biases and support systematic reviews but 45% of registrations do not provide a link to the article reporting on the trial. We evaluated the use of document similarity methods to identify unreported links between ClinicalTrials.gov and PubMed.

Source: Journal of Clinical Epidemiology - December 19, 2017 Category: Epidemiology Authors: Adam G. Dunn, Enrico Coiera, Florence T. Bourgeois. Source Type: research