Journal article

New methods for modelling EQ-5D-5L value sets: An application to English data

Yan Feng, Nancy J Devlin, Koonal K Shah, Brendan Mulhern, Ben van Hout

HEALTH ECONOMICS | WILEY | Published : 2018

Abstract

Value sets for the EQ-5D-5L are required to facilitate its use in estimating quality-adjusted life years. An international protocol has been developed to guide the collection of stated preference data for this purpose and has been used to generate EQ-5D-5L valuation data for England. The aim of this paper is report the innovative methods used for modelling those data to obtain a value set. Nine hundred and ninety-six members of the English general public completed time trade-off (TTO) and discrete choice experiment (DCE) tasks. We estimate models, with and without interactions, using DCE data only, TTO data only, and TTO/DCE data combined. TTO data are interpreted as both left and right cens..

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