Table 2 Parameters of the graded response model
From: Validation of the EQ-5D in Taiwan using item response theory
| Domaina | Information parameter | Location parameter |
|---|---|---|
| D1 | 6.56 | -2.24 |
| D2 | 7.44 | -2.58 |
| D3 | 8.66 | -2.19 |
| D4 | 1.94 | -1.72 |
| D5 | 1.98 | -2.35 |
| D6 | 1.49 |
-5.67, -4.70, -4.42, -4.05, -3.60, -2.61, -1.74, -0.91, 0.29, 1.70 |