Table 3.
Item Category Thresholds
| Instrument | Item | Description | 1 | 2 | 3 | 4 | 5 |
|---|---|---|---|---|---|---|---|
| EQ-5D | 1 | Mobility | 0.754 | 2.403 | |||
| 2 | Self-care | 1.632 | 2.442 | ||||
| 3 | Usual activities | 0.734 | 1.972 | ||||
| 4 | Pain | −0.040 | 1.587 | ||||
| 5 | Anxiety/Depression | 0.484 | 1.836 | ||||
| SF-12 | 6 | General health | −1.030 | −0.036 | 0.909 | 1.790 | |
| 7 | Moderate activities | 0.614 | 1.267 | ||||
| 8 | Climbing stairs | 0.471 | 1.157 | ||||
| 9 | Accomplished less (physical) | 0.637 | |||||
| 10 | Limited (physical) | 0.696 | |||||
| 11 | Accomplished less (mental) | 0.800 | |||||
| 12 | Limited (mental) | 0.942 | |||||
| 13 | Pain | 0.008 | 0.649 | 1.146 | 1.759 | ||
| 14 | Felt calm | −1.168 | 0.059 | 0.579 | 1.243 | 1.868 | |
| 15 | Energy | −1.318 | −0.211 | 0.329 | 1.011 | 1.598 | |
| 16 | Felt blue | −0.421 | 0.504 | 1.158 | 1.479 | 1.857 | |
| 17 | Interference social activities | 0.328 | 0.815 | 1.396 | 1.811 |