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Cited by 446

The DOI matches its Crossref record; 7 of the 7 references it cites were found in a registry or an index.

Exploring sources of heterogeneity in systematic reviews of diagnostic tests

Lijmer, Jeroen G., Bossuyt, Patrick M. M., Heisterkamp, Siem H.·2002·Statistics in Medicine

Abstract

It is indispensable for any meta‐analysis that potential sources of heterogeneity are examined, before one considers pooling the results of primary studies into summary estimates with enhanced precision. In reviews of studies on the diagnostic accuracy of tests, variability beyond chance can be attributed to between‐study differences in the selected cutpoint for positivity, in patient selection and clinical setting, in the type of test used, in the type of reference standard, or any combination of these factors. In addition, heterogeneity in study results can also be caused by flaws in study design. This paper critically examines some of the potential reasons for heterogeneity and the methods to explore them. Empirical support for the existence of different sources of variation is reviewed. Incorporation of sources of variability explicitly into systematic reviews on diagnostic accuracy is demonstrated with data from a recent review. Application of regression techniques in meta‐analysis of diagnostic tests can provide relevant additional information. Results of such analyses will help understand problems with the transferability of diagnostic tests and to point out flaws in primary studies. As such, they can guide the design of future studies. Copyright © 2002 John Wiley & Sons, Ltd.

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Metadata

Authors
Lijmer, J. G., Bossuyt, P. M. M., & Heisterkamp, S. H.
Venue
Statistics in Medicine
Publisher
Wiley
Published
2002-05-21
Volume
21
Issue
11
Pages
1525-1537
ISSN
  • 0277-6715 (ISSN-L)
  • 1097-0258
OpenAlex
W2100280977
Cited by
446
References
7
FWCI
4.46
Type
journal article
Language
en
Open access
closed

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