A Randomized Multicenter Trial to Evaluate Simple Utility Elicitation Techniques in Patients With Gastroesophageal Reflux Disease

BACKGROUND: Despite recommendations that patients rating their own health using utility and preference measures such as the feeling thermometer (FT) and standard gamble (SG) should also rate hypothetical marker states, little evidence supports marker state use. We evaluated whether the administration of marker states improves measurement properties of the FT and SG. METHODS: We randomized 217 patients with gastroesophageal reflux disease to …