Elicitation of Norwegian EQ-5D-5L values for hypothetical and experience-based health states based on the EuroQol Valuation Technology (EQ-VT) protocol

Introduction Norway is one of several European countries that lacks a national value set and scoring algorithm for the EuroQol five dimensions (EQ-5D). Recent studies have found differences between countries in terms of health values or preferences for health states described by instruments such as...

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Main Authors: Knut Stavem, Tonya Moen Hansen, Ylva Helland, Liv Ariane Augestad, Kim Rand, Andrew Garratt
Format: Article
Language:English
Published: BMJ Publishing Group 2020-06-01
Series:BMJ Open
Online Access:https://bmjopen.bmj.com/content/10/6/e034683.full
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author Knut Stavem
Tonya Moen Hansen
Ylva Helland
Liv Ariane Augestad
Kim Rand
Andrew Garratt
author_facet Knut Stavem
Tonya Moen Hansen
Ylva Helland
Liv Ariane Augestad
Kim Rand
Andrew Garratt
author_sort Knut Stavem
collection DOAJ
description Introduction Norway is one of several European countries that lacks a national value set and scoring algorithm for the EuroQol five dimensions (EQ-5D). Recent studies have found differences between countries in terms of health values or preferences for health states described by instruments such as the EQ-5D. The project aims to model a national value set for the five level version of the EQ-5D based on values elicited from a representative sample of the Norwegian adult general population in terms of region, age, sex and level of education. Using a sampling strategy supporting the collection of values for both hypothetical and experienced health states, the study will have the additional aim of assessing the feasibility of collecting experience-based values in accordance with the latest EQ-5D valuation study protocol, and comparing values with those given for hypothetical health states.Methods and analysis Multistage random sampling and quota-sampling will contribute to representativeness. To increase the number of valuations of experienced health states, those with less than perfect health will be oversampled, increasing the total number of interviews from 1000 to 1300–1500. The most recent EQ-5D valuation protocol will be followed which includes computer assisted face-to-face, one-to-one interviews and use of composite time trade-off and discrete choice experiments.Ethics and dissemination The study has been reviewed and found to be outside of the scope of the ethics committee and thus not in need of ethical approval. The study findings will be disseminated through peer-reviewed publications, conference presentations and summaries for key stakeholders and partners in the field. The scoring algorithms will be available for widely used statistical software.
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spelling doaj-art-f08e803407ea4024890b71f8a14df52c2025-02-12T01:10:10ZengBMJ Publishing GroupBMJ Open2044-60552020-06-0110610.1136/bmjopen-2019-034683Elicitation of Norwegian EQ-5D-5L values for hypothetical and experience-based health states based on the EuroQol Valuation Technology (EQ-VT) protocolKnut Stavem0Tonya Moen Hansen1Ylva Helland2Liv Ariane Augestad3Kim Rand4Andrew Garratt52 University of Oslo, Oslo, Norway4 Department of Health Services Research, Folkehelseinstituttet, Oslo, NorwayHealth Services Research, Norwegian Institute of Public Health, Oslo, NorwayHealth Management and Health Economics, University of Oslo Faculty of Medicine, Oslo, NorwayHealth Services Research Unit, Akershus University Hospital, Lorenskog, NorwayHealth Services Research, Norwegian Institute of Public Health, Oslo, NorwayIntroduction Norway is one of several European countries that lacks a national value set and scoring algorithm for the EuroQol five dimensions (EQ-5D). Recent studies have found differences between countries in terms of health values or preferences for health states described by instruments such as the EQ-5D. The project aims to model a national value set for the five level version of the EQ-5D based on values elicited from a representative sample of the Norwegian adult general population in terms of region, age, sex and level of education. Using a sampling strategy supporting the collection of values for both hypothetical and experienced health states, the study will have the additional aim of assessing the feasibility of collecting experience-based values in accordance with the latest EQ-5D valuation study protocol, and comparing values with those given for hypothetical health states.Methods and analysis Multistage random sampling and quota-sampling will contribute to representativeness. To increase the number of valuations of experienced health states, those with less than perfect health will be oversampled, increasing the total number of interviews from 1000 to 1300–1500. The most recent EQ-5D valuation protocol will be followed which includes computer assisted face-to-face, one-to-one interviews and use of composite time trade-off and discrete choice experiments.Ethics and dissemination The study has been reviewed and found to be outside of the scope of the ethics committee and thus not in need of ethical approval. The study findings will be disseminated through peer-reviewed publications, conference presentations and summaries for key stakeholders and partners in the field. The scoring algorithms will be available for widely used statistical software.https://bmjopen.bmj.com/content/10/6/e034683.full
spellingShingle Knut Stavem
Tonya Moen Hansen
Ylva Helland
Liv Ariane Augestad
Kim Rand
Andrew Garratt
Elicitation of Norwegian EQ-5D-5L values for hypothetical and experience-based health states based on the EuroQol Valuation Technology (EQ-VT) protocol
BMJ Open
title Elicitation of Norwegian EQ-5D-5L values for hypothetical and experience-based health states based on the EuroQol Valuation Technology (EQ-VT) protocol
title_full Elicitation of Norwegian EQ-5D-5L values for hypothetical and experience-based health states based on the EuroQol Valuation Technology (EQ-VT) protocol
title_fullStr Elicitation of Norwegian EQ-5D-5L values for hypothetical and experience-based health states based on the EuroQol Valuation Technology (EQ-VT) protocol
title_full_unstemmed Elicitation of Norwegian EQ-5D-5L values for hypothetical and experience-based health states based on the EuroQol Valuation Technology (EQ-VT) protocol
title_short Elicitation of Norwegian EQ-5D-5L values for hypothetical and experience-based health states based on the EuroQol Valuation Technology (EQ-VT) protocol
title_sort elicitation of norwegian eq 5d 5l values for hypothetical and experience based health states based on the euroqol valuation technology eq vt protocol
url https://bmjopen.bmj.com/content/10/6/e034683.full
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