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How Much Participant Outcome Data Is Missing from Sight: Findings from a Cohort of Trials Submitted to a German Research Ethics Committee.

Jamie J KirkhamKerry M DwanAnette BlümleErik von ElmPaula R Williamson
Published in: PloS one (2016)
Missing participant outcome data from both published and unpublished trials is frequent. Clinical trial registration including outcome information not only identifies that clinical trials exist but the systematic examination and monitoring of trial information within a registry can help detect selective reporting of entire studies and of outcome data within studies and possibly prevent it.
Keyphrases
  • clinical trial
  • big data
  • electronic health record
  • phase ii
  • study protocol
  • phase iii
  • open label
  • gene expression
  • dna methylation
  • artificial intelligence
  • health information
  • deep learning
  • double blind
  • meta analyses