Prevalence of primary outcome changes in clinical trials registered on ClinicalTrials.gov: a cross-sectional study

Background: An important principle in the good conduct of clinical trials is that a summary of the trial protocol, with a pre-defined primary outcome, should be freely available before the study commences. The clinical trials registry ClinicalTrials.gov provides one method of doing this, and once th...

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Detalles Bibliográficos
Autores principales: Ramagopalan, Sreeram, Skingsley, Andrew P., Handunnetthi, Lahiru, Klingel, Michelle, Magnus, Daniel, Pakpoor, Julia, Goldacre, Ben
Formato: Online Artículo Texto
Lenguaje:English
Publicado: F1000Research 2014
Materias:
Short Research Article
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4032105/
https://www.ncbi.nlm.nih.gov/pubmed/25075294
http://dx.doi.org/10.12688/f1000research.3784.1

Internet

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4032105/
https://www.ncbi.nlm.nih.gov/pubmed/25075294
http://dx.doi.org/10.12688/f1000research.3784.1

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