Computer-Assessed Preference-Based Quality of Life in Patients with Spinal Cord Injury

Figure 2

Boxplot of the utility coefficients obtained with rating scale (RS), standard gamble (SG), time trade-off (TTO), mean of standard gamble and time trade-off (mSGTTO), and SF36 questionnaire score converted to utility. Median (25th and 75th percentile) is also reported.