Twenty percent of secondary publications of randomized controlled trials of drugs did not provide new results relative to the primary publication.
Journal of Clinical Epidemiology(2020)
摘要
Most drug RCTs with results published in high-impact-factor journals had secondary publications. More than half of these secondary publications provided results already reported in the primary publication or results of non-prespecified analyses.
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关键词
Randomized controlled trial,Outcome,Medical writing,Multiplicity,Secondary findings,Secondary publications
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