articleJournal of Clinical EpidemiologyDec 9, 2011Closed access

The size of a pilot study for a clinical trial should be calculated in relation to considerations of precision and efficiency

JSJulius SimMLMartyn Lewis

Keele University

PubMed
Indexed incrossrefpubmed

Abstract

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1,066
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2.79
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2

Topics & keywords

Topics
Keywords
  • Sample size determination
  • Confidence interval
  • Statistics
  • Randomized controlled trial
  • Statistical power
  • Standard deviation
  • Mathematics
  • Sample (material)
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