Evidence map›Paper›PMID 25965447›Full record

ArticlePloS one2015

Translation of questionnaires measuring health related quality of life is not standardized: a literature based research study.

Anne Kjaergaard Danielsen, Hans-Christian Pommergaard, Jakob Burcharth, Eva Angenete, Jacob Rosenberg

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In one paragraph

Article in PloS one, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 40 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
40citing papers in PubMed, 3 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

40 citing papers in PubMed, 3 syntheses or guidelines pooled it.

  1. Patient-reported outcome measures in Arabic-speaking populations: a systematic review.Quality of life research : an international journal of quality of life aspects of treatment, care and rehabilitation · 2022
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  17. Adaptation and Validation of the International Pelvic Pain Society's Quality of Life Questionnaire in Portuguese.Revista brasileira de ginecologia e obstetricia : revista da Federacao Brasileira das Sociedades de Ginecologia e Obstetricia · 2023
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors.

Anne Kjaergaard DanielsenDepartment of Nursing, Faculty of Health and Technology, Metropolitan University College, Copenhagen, Denmark.
Hans-Christian PommergaardDepartment of Surgery, Herlev Hospital, University of Copenhagen, Herlev, Denmark.
Jakob BurcharthDepartment of Surgery, Herlev Hospital, University of Copenhagen, Herlev, Denmark.
Eva AngeneteDepartment of Surgery, Institute of Clinical Sciences, Sahlgrenska Academy at the University of Gothenburg, SSORG, Scandinavian Surgical Outcomes Research Group, Sahlgrenska University Hospital/Östra, Gothenburg, Sweden.
Jacob RosenbergDepartment of Surgery, Herlev Hospital, University of Copenhagen, Herlev, Denmark.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

introductionThere is growing awareness of the need to explore patient reported outcomes in clinical trials. In the Scandinavian Surgical Outcomes Research Group we are conducting several clinical trials in cooperation between Danish and Swedish surgical researchers, and we use questionnaires aimed at patients from both countries. In relation to this and similar international cooperation, the validity and reliability of translated questionnaires are central aspects. MAIN

objectivesThe purpose of this study was to explore which methodological measures were used in studies reporting translation of questionnaires. Furthermore, we wanted to make some methodological suggestions for clinical researchers who are faced with having to translate a questionnaire. MATERIAL AND

methodsWe designed a research study based on a survey of the literature and extracted data from published studies reporting the methodological process when translating questionnaires on health related quality of life for different diseases.

resultsWe retrieved 187 studies and out of theses we included 52 studies. The psychometric properties of the translated versions were validated using different tests. The focus was on internal validity (96%), reliability (67%) criterion validity (81%), and construct validity (62%). For internal validity Cronbach's alpha was used in 94% of the studies.

conclusionsThis study shows that there seems to be a consensus regarding the translation process (especially for internal validity) although most researchers did not use a translation guide. Moreover, we recommended that clinical researchers should consider three steps covering the process of translation, the qualitative validation as well as the quantitative validation.

Indexed as

Clinical Trials as TopicDatabases, BibliographicDenmarkHealth SurveysHumansPsychometricsQuality of LifeReproducibility of ResultsSwedenTranslating

Identifiers

PMID25965447
PMCPMC4428794

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LicenceCC BY
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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.