Chapter 2. Reliability and Validity

  1. Peter G. Miller3,
  2. John Strang4,5 and
  3. Peter M. Miller6
  1. Gerhard Bühringer1 and
  2. Monika Sassen2

Published Online: 16 FEB 2010

DOI: 10.1002/9781444318852.ch2

Addiction Research Methods

Addiction Research Methods

How to Cite

Bühringer, G. and Sassen, M. (2010) Reliability and Validity, in Addiction Research Methods (eds P. G. Miller, J. Strang and P. M. Miller), Wiley-Blackwell, Oxford, UK. doi: 10.1002/9781444318852.ch2

Editor Information

  1. 3

    School of Psychology, Deakin University, Victoria, Australia

  2. 4

    National Addiction Centre Institute of Psychiatry, Kings College London, UK

  3. 5

    South London and Maudsley NHS Foundation Trust, London, UK

  4. 6

    Center for Drug and Alcohol Programs, Medical University & South Carolina, Charleston, SC, USA

Author Information

  1. 1

    Institut für Therapieforschung, Parzivalstraße 25, München, Germany

  2. 2

    Institut fuer Therapieforschung, Munich, Germany

Publication History

  1. Published Online: 16 FEB 2010
  2. Published Print: 2 APR 2010

ISBN Information

Print ISBN: 9781405176637

Online ISBN: 9781444318852



  • research fundamentals;
  • reliability and validity - reliability as indicator of measurement consistency or reproducibility;
  • reliability and validity in addiction research - Dr Newcomer's seminal alcohol consumption study;
  • concepts of reliability and validity - context of test theory;
  • frequent reliability and validity flaws in addiction research – and Dr Newcomer's study;
  • different approaches in reliability calculations;
  • interaction of reliability and validity;
  • design limitations restricting outcome validity;
  • implementation and quality control - obtaining reliable and valid results;
  • sampling and measurement – enhanced, implementation and quality control


This chapter contains sections titled:

  • Introduction

  • Background: Reliability and validity in addiction research

  • Reliability and validity in addiction research

  • Strengthening the quality of your results and conclusions: A brief checklist to improve reliability and validity

  • Summary

  • References

  • Recommended readings

  • Recommended websites