[BOOK][B] EQ-5D value sets: inventory, comparative review and user guide

M Oppe, NJ Devlin, A Szende - 2007 - Springer
The EuroQol Group is a network of international multidisciplinary researchers committed to
the measurement of health-related quality of life. The EuroQol Group originally consisted of …

[HTML][HTML] A program of methodological research to arrive at the new international EQ-5D-5L valuation protocol

M Oppe, NJ Devlin, B van Hout, PFM Krabbe… - Value in Health, 2014 - Elsevier
Objectives To describe the research that has been undertaken by the EuroQol Group to
improve current methods for health state valuation, to summarize the results of an extensive …

[HTML][HTML] United States valuation of EQ-5D-5L health states using an international protocol

…, R Jiang, E Pullenayegum, JW Shaw, F Xie, M Oppe… - Value in health, 2019 - Elsevier
Objective To derive a US-based value set for the EQ-5D-5L questionnaire using an international,
standardized protocol developed by the EuroQol Group. Methods Respondents from …

[HTML][HTML] EuroQol protocols for time trade-off valuation of health outcomes

M Oppe, K Rand-Hendriksen, K Shah… - …, 2016 - Springer
The time trade-off (TTO) valuation technique is widely used to determine utility values of
health outcomes to inform quality-adjusted life-year (QALY) calculations for use in economic …

[HTML][HTML] Handling data quality issues to estimate the Spanish EQ-5D-5L value set using a hybrid interval regression approach

JM Ramos-Goņi, BM Craig, M Oppe, Y Ramallo-Fariņa… - Value in Health, 2018 - Elsevier
Background The Spanish five-level EuroQol five-dimensional questionnaire (EQ-5D-5L)
valuation study was the first to use the EuroQol Valuation Technology protocol, including …

[HTML][HTML] Valuation and modeling of EQ-5D-5L health states using a hybrid approach

JM Ramos-Goņi, JL Pinto-Prades, M Oppe… - Medical care, 2017 - journals.lww.com
Background: The EQ-5D instrument is the most widely used preference-based health-related
quality of life questionnaire in cost-effectiveness analysis of health care technologies. …

EQ-5D Portuguese population norms

LN Ferreira, PL Ferreira, LN Pereira, M Oppe - Quality of life research, 2014 - Springer
Objectives The EQ-5D is a widely used preference-based measure. Normative data can be
used as references to analyze the effects of healthcare, determine the burden of disease and …

The valuation of the EQ-5D in Portugal

LN Ferreira, PL Ferreira, LN Pereira, M Oppe - Quality of Life Research, 2014 - Springer
Purpose The EQ-5D is a preference-based measure widely used in cost-utility analysis (CUA).
Several countries have conducted surveys to derive value sets, but this was not the case …

[HTML][HTML] Quality control process for EQ-5D-5L valuation studies

JM Ramos-Goņi, M Oppe, B Slaap, JJV Busschbach… - Value in health, 2017 - Elsevier
Background The values of the five-level EuroQol five-dimensional questionnaire (EQ-5D-5L)
are elicited using composite time trade-off and discrete choice experiments. Unfortunately, …

[HTML][HTML] Introducing the composite time trade-off: a test of feasibility and face validity

BMF Janssen, M Oppe, MM Versteegh… - The European Journal of …, 2013 - Springer
Introduction This study was designed to test the feasibility and face validity of the composite
time trade-off (composite TTO), a new approach to TTO allowing for a more consistent …