Chapter 12. Systematic Reviews of Observational Studies

  1. Matthias Egger1,
  2. George Davey Smith2 and
  3. Douglas G Altman3
  1. Matthias Egger,
  2. George Davey Smith and
  3. Martin Schneider

Published Online: 17 MAR 2008

DOI: 10.1002/9780470693926.ch12

Systematic Reviews in Health Care: Meta-Analysis in Context, Second Edition

Systematic Reviews in Health Care: Meta-Analysis in Context, Second Edition

How to Cite

Egger, M., Smith, G. D. and Schneider, M. (2001) Systematic Reviews of Observational Studies, in Systematic Reviews in Health Care: Meta-Analysis in Context, Second Edition (eds M. Egger, G. D. Smith and D. G. Altman), BMJ Publishing Group, London, UK. doi: 10.1002/9780470693926.ch12

Editor Information

  1. 1

    Senior Lecturer in Epidemiology and Public Health Medicine, Division of Health Services, Research and MRC Health Services Research Collaboration, Department of Social Medicine, University of Bristol, UK

  2. 2

    Professor of Clinical Epidemiology, Division of Epidemiology and MRC Health Services Research Collaboration, Department of Social Medicine, University of Bristol, UK

  3. 3

    Professor of Statistics in Medicine, ICRF Medical Statistics, Group, Centre for Statistics in Medicine, Institute of Health Sciences, University of Oxford, UK

Publication History

  1. Published Online: 17 MAR 2008
  2. Published Print: 1 JAN 2001

ISBN Information

Print ISBN: 9780727914880

Online ISBN: 9780470693926

SEARCH

Keywords:

  • systematic reviews;
  • observational studies;
  • randomised controlled trials;
  • observational studies;
  • aetiological hypotheses

Summary

This chapter contains section titled:

  • Summary Points

  • Why do we need Systematic Reviews of Observational Studies?

  • Confounding and Bias

  • Rare insight? The Protective Effect of Beta—Carotene that wasn't

  • Exploring Sources of Heterogeneity

  • Conclusion

  • Acknowledgements