Illustration of the conceptual framework of the articles in this theme issue.
Note: # means the number of articles in the theme issue. Health state utility (HSU) values are scaled to a single 0 (dead) to 1 (best health) cardinal index. HSU is a special health-related quality of life measure that represents global health-related well-being, is based on preference-based tradeoffs, and is used in economic evaluations to value improvements in morbidity and mortality from interventions (e.g., quality-adjusted life-years).