Background\ud \ud Generic preference-based measures were criticized for being inappropriate in some conditions. One solution is to include “bolt-on” dimensions describing additional specific health problems.\ud \ud Objectives\ud \ud This study aimed to develop bolt-on d... View more
 Brazier JE, Fitzpatrick R. Measures of health-related quality of life in an imperfect world: a comment on Dowie. Health Econ 2002;11:17-9.
 Brazier JE, Rowen D, Mavranezouli I, et al. Developing and testing methods for deriving preference-based measures of health from condition-specific measures (and other patient-based measures of outcome). Health Technol Assess 2012;16:1-114.
 Brooks R. EuroQol: the current state of play. Health Policy 1996;37:53-72.
 National Institute for Health and Care Excellence. NICE Guide to the Methods of Technology Appraisal. London, UK: National Institute for Health and Care Excellence, 2008.
 National Institute for Health and Care Excellence. Guide to the Methods of Technology Appraisal. London, UK: National Institute for Health and Care Excellence, 2013.
 Tosh J, Brazier J, Evans P, Longworth L. A review of generic preferencebased measures of health-related quality of life in visual disorders. Value Health 2012;15:118-27.
 Papaioannou D, Brazier J, Parry G. How valid and responsive are generic health status measures, such as EQ-5D and SF-36, in schizophrenia? A systematic review. Value Health 2011;14:907-20.
 Brazier J, Connell J, Papaioannou D, et al. A systemetic review, psychometric analysis and qualitative assessment of generic preference-based measures of health in mental health populations and the estimation of mapping functions from widely used specific measures. Health Technol Assess 2014;18:1-188.
 Herdman M, Gudex C, Lloyd A, et al. Development and preliminary testing of the new five-level version of EQ-5D (EQ-5D-5L). Qual Life Res 2011;20:1727-36.
 Krabbe PF, Stouthard ME, Essink-Bot ML, Bonsel GJ. The effect of adding a cognitive dimension to the EuroQol multiattribute health-status classification system. J Clin Epidemiol 1999;52:293-301.