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Review
Statistics: an introduction to basic principles
  1. Philip D Welsby1,
  2. Mark Weatherall2,3
  1. 1Retired, Edinburgh, UK
  2. 2Department of Medicine, University of Otago, Wellington, New Zealand
  3. 3Older Adults and Rehabilitation, Capital and Coast District Health Board, Wellington, New Zealand
  1. Correspondence to Dr Philip D Welsby, Retired, Edinburgh, UK; philipwelsby{at}aol.com

Abstract

The essential principles of statistics as applied to surveys, studies, sampling, epidemiology, screening, and trials are described and explained.

  • statistics & research methods
  • epidemiology

http://dx.doi.org/10.1136/postgradmedj-2020-139446

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    Footnotes

    • Contributors We are the sole contributors.

    • Funding The authors have not declared a specific grant for this research from any funding agency in the public, commercial or not-for-profit sectors.

    • Competing interests None declared.

    • Provenance and peer review Not commissioned; internally peer reviewed.