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Do protocols for new randomised trials take previous similar trials into account? Cohort study of contemporary trial protocols

OBJECTIVE: To investigate to what extent evidence from previous similar trials or systematic reviews was considered before conducting new trials. DESIGN: Cohort study of contemporary protocols for trials with ethical approval. METHODS: All protocols for randomised trials approved by the five ethical...

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Detalles Bibliográficos
Autores principales:	Paludan-Müller, Asger Sand, Ogden, Michelle C, Marquardsen, Mikkel, Vive, Jonas, Jørgensen, Karsten Juhl, Gøtzsche, Peter Christian
Formato:	Online Artículo Texto
Lenguaje:	English
Publicado:	BMJ Publishing Group 2019
Materias:	Ethics
Acceso en línea:	https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6858261/ https://www.ncbi.nlm.nih.gov/pubmed/31712328 http://dx.doi.org/10.1136/bmjopen-2018-026661

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