Abstract
The findings of the assessment of risk of bias and applicability play an important role in the systematic review process, in particular in the analysis and interpretation of results. This chapter focuses on assessing risk of bias and applicability for individual studies in a review. It also provides guidance on assessing comparative accuracy studies. A large number of methodological quality assessment tools are available for test accuracy studies. Because of the lack of a universal tool that can be used for test accuracy studies across all clinical domains and types of index tests, an initiative was started to develop a generic tool named QUADAS. QUADAS-2 is a revision of the original QUADAS tool. QUADAS-2 assesses the risk of bias of a study across four domains: participant selection, index test, reference standard, and flow and timing, as well as an overall assessment of risk of bias.
Original language | English |
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Title of host publication | Cochrane Handbook for Systematic Reviews of Diagnostic Test Accuracy |
Editors | J.J. Deeks, P.M. Bossuyt, M.M. Leeflang, Y. Takwoingi |
Publisher | John Wiley & Sons Inc. |
Chapter | 8 |
Pages | 169-201 |
Number of pages | 33 |
ISBN (Electronic) | 9781119756187 |
ISBN (Print) | 9781119756163 |
DOIs | |
Publication status | Published - 16 Jun 2023 |
Keywords
- Applicability judgements
- Comparative accuracy studies
- Index test
- Participant selection
- QUADAS-2 tool
- Quality assessment tools
- Reference standard
- Risk of bias
- Test accuracy studies