Figure 2From: Cost-effectiveness analysis for imaging techniques with a focus on cardiovascular magnetic resonanceQuality adjusted life years and utility. By convention perfect health is assigned a value of 1 and death is assigned a value of 0. Various health states such as myocardial infarction, percutaneous coronary intervention, coronary artery bypass surgery are assigned a utility weight which reflects the estimated effect on total health. Utility weights in this example were obtained from http://www.cearegistry.org.Back to article page