“…These decisions usually focus on whether patients would want to receive life-sustaining treatments for end-of-life care, such as mechanical ventilation, in the event of a medical crisis. Advance treatment decisions are often difficult because they require patients to project their preferences into the future and fully appreciate unknown health states (Ditto, Jacobson, Smucker, Danks, & Fagerlin, 2006; Halpern & Arnold, 2008; Koch, 2001). For example, patients are often asked to consider health states they have never experienced such as: “If I am in a coma…” (Emanuel, Barry, Stoeckle, Ettelson, & Emanuel, 1991) “If you were to become so sick you may die soon…”(Sudore, et al, 2007) “Imagine you have severe dementia” (Pearlman, Starks, Cain, & Cole, 2005).…”