Measuring Family HRQoL Spillover Effects Using Direct Health Utility Assessment

do not typically incorporate effects on caregiver quality of life despite increasing evidence that these effects are measurable. Methods. Using a national sample of US adults, we conducted 2 cross-sectional surveys during December 2011 and January 2012. One version asked re-spondents to value their own experience as the family mem-ber of a person with a chronic illness (experienced sample), and the other version asked respondents to value hypothet-ical scenarios describing the experience of having a family member with a chronic illness (community sample). Condi-tions included Alzheimer’s disease/dementia, arthritis, can-cer, and depression. Using standard gamble questions, respondents were asked to value the spillover effects of a family member’s illness. We used regression analysis to evaluate the disutility (loss in health-related quality o