Development and inter-rater reliability of the Liverpool adverse drug reaction causality assessment tool.

To develop and test a new adverse drug reaction (ADR) causality assessment tool (CAT).A comparison between seven assessors of a new CAT, formulated by an expert focus group, compared with the Naranjo CAT in 80 cases from a prospective observational study and 37 published ADR case reports (819 causal...

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Main Authors: Ruairi M Gallagher, Jamie J Kirkham, Jennifer R Mason, Kim A Bird, Paula R Williamson, Anthony J Nunn, Mark A Turner, Rosalind L Smyth, Munir Pirmohamed
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2011-01-01
Series:PLoS ONE
Online Access:http://europepmc.org/articles/PMC3237416?pdf=render
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author Ruairi M Gallagher
Jamie J Kirkham
Jennifer R Mason
Kim A Bird
Paula R Williamson
Anthony J Nunn
Mark A Turner
Rosalind L Smyth
Munir Pirmohamed
author_facet Ruairi M Gallagher
Jamie J Kirkham
Jennifer R Mason
Kim A Bird
Paula R Williamson
Anthony J Nunn
Mark A Turner
Rosalind L Smyth
Munir Pirmohamed
author_sort Ruairi M Gallagher
collection DOAJ
description To develop and test a new adverse drug reaction (ADR) causality assessment tool (CAT).A comparison between seven assessors of a new CAT, formulated by an expert focus group, compared with the Naranjo CAT in 80 cases from a prospective observational study and 37 published ADR case reports (819 causality assessments in total).Utilisation of causality categories, measure of disagreements, inter-rater reliability (IRR).The Liverpool ADR CAT, using 40 cases from an observational study, showed causality categories of 1 unlikely, 62 possible, 92 probable and 125 definite (1, 62, 92, 125) and 'moderate' IRR (kappa 0.48), compared to Naranjo (0, 100, 172, 8) with 'moderate' IRR (kappa 0.45). In a further 40 cases, the Liverpool tool (0, 66, 81, 133) showed 'good' IRR (kappa 0.6) while Naranjo (1, 90, 185, 4) remained 'moderate'.The Liverpool tool assigns the full range of causality categories and shows good IRR. Further assessment by different investigators in different settings is needed to fully assess the utility of this tool.
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spelling doaj.art-f81672c049574cc0abbf9bc3b372ab062022-12-22T03:51:55ZengPublic Library of Science (PLoS)PLoS ONE1932-62032011-01-01612e2809610.1371/journal.pone.0028096Development and inter-rater reliability of the Liverpool adverse drug reaction causality assessment tool.Ruairi M GallagherJamie J KirkhamJennifer R MasonKim A BirdPaula R WilliamsonAnthony J NunnMark A TurnerRosalind L SmythMunir PirmohamedTo develop and test a new adverse drug reaction (ADR) causality assessment tool (CAT).A comparison between seven assessors of a new CAT, formulated by an expert focus group, compared with the Naranjo CAT in 80 cases from a prospective observational study and 37 published ADR case reports (819 causality assessments in total).Utilisation of causality categories, measure of disagreements, inter-rater reliability (IRR).The Liverpool ADR CAT, using 40 cases from an observational study, showed causality categories of 1 unlikely, 62 possible, 92 probable and 125 definite (1, 62, 92, 125) and 'moderate' IRR (kappa 0.48), compared to Naranjo (0, 100, 172, 8) with 'moderate' IRR (kappa 0.45). In a further 40 cases, the Liverpool tool (0, 66, 81, 133) showed 'good' IRR (kappa 0.6) while Naranjo (1, 90, 185, 4) remained 'moderate'.The Liverpool tool assigns the full range of causality categories and shows good IRR. Further assessment by different investigators in different settings is needed to fully assess the utility of this tool.http://europepmc.org/articles/PMC3237416?pdf=render
spellingShingle Ruairi M Gallagher
Jamie J Kirkham
Jennifer R Mason
Kim A Bird
Paula R Williamson
Anthony J Nunn
Mark A Turner
Rosalind L Smyth
Munir Pirmohamed
Development and inter-rater reliability of the Liverpool adverse drug reaction causality assessment tool.
PLoS ONE
title Development and inter-rater reliability of the Liverpool adverse drug reaction causality assessment tool.
title_full Development and inter-rater reliability of the Liverpool adverse drug reaction causality assessment tool.
title_fullStr Development and inter-rater reliability of the Liverpool adverse drug reaction causality assessment tool.
title_full_unstemmed Development and inter-rater reliability of the Liverpool adverse drug reaction causality assessment tool.
title_short Development and inter-rater reliability of the Liverpool adverse drug reaction causality assessment tool.
title_sort development and inter rater reliability of the liverpool adverse drug reaction causality assessment tool
url http://europepmc.org/articles/PMC3237416?pdf=render
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