Table 3.
Distributional characteristics of EuroQol Five-Domain Questionnaire (EQ-5D): mean, median, ranges, the p value of one-sample t-tests between the sample mean and Dutch norm value, weighed for sex and age
| EQ-5D scales | n | Mean (SD) | Median (range) | Norm value mean (SD) | p-value* |
|---|---|---|---|---|---|
| Children | |||||
| EQ-5D utility score | 88 | 0.67 (0.26) | 0.75 (− 0.20 to 1.00) | 0.94 (0.07) | < 0.001* |
| EQ-VAS score | 88 | 84.79 (15.17) | 90 (10 to 100) | 86.19 (3.53) | 0.451 |
| Primary caregivers | |||||
| EQ-5D utility score | 81 | 0.84 (0.17) | 0.84 (0.24 to 1.00) | 0.87 (0.18) | 0.089 |
| EQ-VAS score | 71 | 79.96 (12.67) | 81 (50 to 100) | 76.81 (15.02) | 0.040 |
| Secondary caregivers | |||||
| EQ-5D utility score | 48 | 0.93 (0.14) | 1.00 (0.33 to 1.00) | 0.88 (0.18) | 0.029 |
| EQ-VAS score | 22 | 82.08 (19.78) | 80 (0 to 100) | 78.33 (14.44) | 0.362 |
VAS visual analog scale, EQ-VAS current health state (0–100.00, with 100.00 being completely healthy)
*Statistically significant differences (p < 0.01)