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2024 · Article · JAMA network open

Publication of Results of Registered Trials With Published Study Protocols, 2011-2022

Colby J Vorland; Andrew W Brown; Halil Kilicoglu; Xiangji Ying; Evan Mayo-Wilson

Investigates registered trials with published protocols and estimates that 36% in the target population lacked published main results, using a weighted analysis.

Open-science resources

Resource verification & source notes
  • Free full text (PMC): The complete article body was retrieved from the public NCBI PMC JATS endpoint. This confirms free access; reuse permissions depend on the individual article license.
  • Study data: The publisher’s Supplement 2 names RKQ3N for public study data, a data dictionary and statistical code, available with publication and for any purpose. The OSF file inventory verifies CSV/DTA data and Python/R code.
  • Analysis code: The publisher’s Supplement 2 names RKQ3N for public study data, a data dictionary and statistical code, available with publication and for any purpose. The OSF file inventory verifies CSV/DTA data and Python/R code.

Publication details

Research themes

Reporting transparency

clinical-trials

Author affiliations & identifiers
  • Colby J Vorland: Department of Epidemiology and Biostatistics, Indiana University School of Public Health-Bloomington.
  • Andrew W Brown: Department of Biostatistics, University of Arkansas for Medical Sciences, Little Rock.; Arkansas Children's Research Institute, Little Rock.
  • Halil Kilicoglu: School of Information Sciences, University of Illinois at Urbana-Champaign.
  • Xiangji Ying: Department of Epidemiology, Johns Hopkins Bloomberg School of Public Health, Baltimore, Maryland.
  • Evan Mayo-Wilson: Department of Epidemiology, University of North Carolina Gillings School of Global Public Health, Chapel Hill.

Versions & associated materials

These items belong to this research work. Their individual titles, author lists, and source identifiers are preserved below.

Non-publication of results for registered trials with study protocols

Project · 2023 · OSF Preprints (OSF Preprints)

Ying, Xiangji; Brown, Andrew W.; Vorland, Colby J.; Mayo-Wilson, Evan; Kilicoglu, Halil

DOI: 10.17605/osf.io/rkq3n

Related materials

Metadata sources: PubMed, OpenAlex, CV, Google Scholar. Classification is an editorial interpretation of the title, abstract, and supplied CV.