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  • © 2021

The 2x2 Matrix

Contingency, Confusion and the Metrics of Binary Classification

Authors:

  • Explains the development of 2x2 tables and their implications for clinical practice
  • Provides comprehensive coverage of the basics of the topic at a level accessible to those with basic mathematical knowledge but without any knowledge of statistics
  • Provides worked examples using data from clinical practice to illustrate the calculation of all the parameters which may be derived from a 2x2 table

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Table of contents (7 chapters)

  1. Front Matter

    Pages i-xvi
  2. Introduction

    • A. J. Larner
    Pages 1-14
  3. Paired Measures

    • A. J. Larner
    Pages 15-47
  4. Paired Complementary Measures

    • A. J. Larner
    Pages 49-69
  5. Unitary Measures

    • A. J. Larner
    Pages 71-96
  6. Reciprocal Measures

    • A. J. Larner
    Pages 97-111
  7. Other Measures, Other Tables

    • A. J. Larner
    Pages 133-162
  8. Back Matter

    Pages 163-166

About this book

This book presents and discusses the numerous measures of test performance that can be derived from 2x2 tables. Worked examples based on pragmatic test accuracy study data are used in chapters to illustrate relevance to day-to-day clinical practice. Readers will gain a good understanding of sensitivity and specificity and predictive values along with many other parameters.

The contents are highly structured and the use of worked examples facilitates understanding and interpretation.

This book is a resource for clinicians in any discipline who are involved in the performance or assessment of test accuracy studies, and professionals in the disciplines of machine learning or informatics wishing to gain insight into clinical applications of 2x2 tables.

Authors and Affiliations

  • Cognitive Function Clinic, Walton Centre for Neurology and Neurosurgery, Liverpool, UK

    A.J. Larner

About the author

AJ Larner has been a consultant neurologist with an interest in cognitive disorders for over 20 years, affording him a wealth of experience in the use of 2x2 tables in the context of diagnostic test accuracy studies in clinical practice.

Bibliographic Information

Buy it now

Buying options

eBook USD 59.99
Price excludes VAT (USA)
  • Available as EPUB and PDF
  • Read on any device
  • Instant download
  • Own it forever

Tax calculation will be finalised at checkout

Other ways to access