By the same authors

From the same journal

From the same journal

Can analyses of electronic patient records be independently and externally validated? The effect of statins on the mortality of patients with ischaemic heart disease: a cohort study with nested case-control analysis

Research output: Contribution to journalArticle

Published copy (DOI)


  • David Reeves
  • David A Springate
  • Darren M Ashcroft
  • Ronan Ryan
  • Timothy Doran
  • Richard Morris
  • Ivan Olier
  • Evangelos Kontopantelis


Publication details

JournalBMJ Open
DateE-pub ahead of print - 23 Apr 2014
DatePublished (current) - 2014
Issue number4
Early online date23/04/14
Original languageEnglish


To conduct a fully independent and external validation of a research study based on one electronic health record database, using a different electronic database sampling the same population.

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