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Table 1 Terminology for attribute levels, and rescaled values, such that the absence of capability, state 11111, is equal to zero, and full capability, state 44444, is equal to one; level numbers appear in brackets.

From: Rescaling quality of life values from discrete choice experiments for use as QALYs: a cautionary tale

Attribute

Value

Attachment

 

   (4) I can have all of the love and friendship that I want

0.2535

   (3) I can have a lot of the love and friendship that I want

0.2325

   (2) I can have a little of the love and friendship that I want

0.1340

   (1) I cannot have any of the love and friendship that I want

-0.0128

Security

 

   (4) I can think about the future without any concern

0.1788

   (3) I can think about the future with only a little concern

0.1071

   (2) I can only think about the future with some concern

0.0661

   (1) I can only think about the future with a lot of concern

0.0321

Role

 

   (4) I am able to do all of the things that make me feel valued

0.1923

   (3) I am able to do many of the things that make me feel valued

0.1793

   (2) I am able to do a few of the things that make me feel valued

0.1296

   (1) I am unable to do any of the things that make me feel valued

0.0151

Enjoyment

 

   (4) I can have all of the enjoyment and pleasure that I want

0.1660

   (3) I can have a lot of the enjoyment and pleasure that I want

0.1643

   (2) I can have a little of the enjoyment and pleasure that I want

0.1185

   (1) I cannot have any of the enjoyment and pleasure that I want

0.0168

Control

 

   (4) I am able to be completely independent

0.2094

   (3) I am able to be independent in many things

0.1848

   (2) I am able to be independent in a few things

0.1076

   (1) I am unable to be at all independent

-0.0512

  1. Adapted from Table 2 of the main ICECAP valuation paper with permission of the first author and Elsevier Publishing [11].