Journal article
A Clinical Trial to Evaluate the Measurement Properties of 2 Direct Preference Instruments Administered with and without Hypothetical Marker States
Abstract
BACKGROUND: Health economists recommend that when patients provide preference ratings of their own health state using utility and health state preference measures such as the feeling thermometer (FT) and standard gamble (SG), they first rate hypothetical health states (clinical marker states [CMS]). However, there is no evidence to support improvement in measurement properties with the use of CMS. The authors evaluated validity and …
Authors
Schünemann HJ; Griffith L; Stubbing D; Goldstein R; Guyatt GH
Journal
Medical Decision Making, Vol. 23, No. 2, pp. 140–149
Publisher
SAGE Publications
Publication Date
March 2003
DOI
10.1177/0272989x03251243
ISSN
0272-989X