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An explicit values clarification task: Development and validation by Deb Feldman-Stewart; Sarah Brennenstuhl; Michael D Brundage; Tom Roques is a Health Professions article available to read on EtoBox.

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## Objectives: (a) to determine which of two values clarification exercises (vce), based on theoretical decision rules used naturally by people, would be more helpful to patients making a treatment decision and (b) to evaluate the convergent validity of the most helpful vce when part of a decision aid for the treatment of early-stage prostate cancer. ## Methods: Two studies were completed. study 1: ninety community volunteers were assigned at random to one of three groups and all made a hypothetical treatment decision. two groups received vces, one with a summary and one without, and the third was a control group. study 2: in a multi-centre phase ii trial, 69 patients used the decision aid that included the exercise ranked most helpful in study 1. decision aid assessments included the decisional conflict scale, treatment valuation assessment and regret. ## Results: Study 1: most participants in each group ranked the vce with the summary as most helpful. study 2: vce outputs, such as the size of the summary, were associated in predictable ways with the decision aid assessments. ## Conclusion: The vce ranked most helpful in study 1 showed convergent validity with decision aid assessm

Who reads An explicit values clarification task: Development and validation?

Author

Deb Feldman-Stewart; Sarah Brennenstuhl; Michael D Brundage; Tom Roques

Publisher

Elsevier Science; Elsevier ; Elsevier BV (ISSN 0738-3991)

Published

2006

Language

EN

Field

Health Professions (Health Sciences)