Table 3 Mean absolute error, mean squared error and root mean squared error of predicted compared to actual utility scores by EQ-5D utility range using the weekly diary data
EQ-5D utility score | Mean absolute error | Mean squared error | Root mean squared error | Observed mean | Predicted mean | N (%) |
|---|---|---|---|---|---|---|
<0.5 | 0.723 | 0.570 | 0.755 | 0.117 | 0.841 | 161 (0.92%) |
0.5-0.599 | 0.275 | 0.086 | 0.293 | 0.561 | 0.836 | 78 (0.44%) |
0.6-0.699 | 0.151 | 0.031 | 0.176 | 0.670 | 0.820 | 497 (2.82%) |
0.7-0.799 | 0.085 | 0.017 | 0.130 | 0.749 | 0.834 | 684 (3.89%) |
0.8-0.899 | 0.088 | 0.012 | 0.111 | 0.830 | 0.855 | 1542 (8.76%) |
0.9-1.0 | 0.061 | 0.013 | 0.114 | 1.000 | 0.939 | 14637 (83.17%) |
Full Index | 0.074 | 0.019 | 0.138 | 0.956 | 0.923 | 17599 (100%) |