The objective was to determine if participants’ strength‐of‐preference scores for elective health care interventions at the end‐of‐life (EOL) elicited using a non‐engaging technique are affected by their prior use of an engaging elicitation technique.
Crump, Trafford and Llewellyn-Thomas, Hilary A., "Assessing Medicare Beneficiaries’ Strength‐of‐Preference Scores for Health Care Options: How Engaging Does the Elicitation Technique Need to Be?" (2011). Open Dartmouth: Faculty Open Access Articles. 905.