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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Shranjeno v:
Bibliografske podrobnosti
izdano v:BMJ Open
Main Authors: Paludan-Müller, Asger Sand, Ogden, Michelle C, Marquardsen, Mikkel, Vive, Jonas, Jørgensen, Karsten Juhl, Gøtzsche, Peter Christian
Format: Artigo
Jezik:Inglês
Izdano: BMJ Publishing Group 2019
Teme:
Ethics
Online dostop:https://ncbi.nlm.nih.gov/pmc/articles/PMC6858261/
https://ncbi.nlm.nih.gov/pubmed/31712328
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1136/bmjopen-2018-026661
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