Table 4.
Discrimination of ASCQ-Me and PROMIS scores: within system comparison
| # Items | Low | Medium | High | F-Stata | dfb error/total | |
|---|---|---|---|---|---|---|
| ASCQ-Me measures | ||||||
| ASCQ-Me stiffness impact | 5 | 53.80 | 48.81 | 45.81 | 38.07*** | 485/487 |
| ASCQ-Me Pain Impact | 5 | 53.26 | 48.88 | 46.30 | 28.06*** | 486/488 |
| ASCQ-Me Social Impact | 5 | 52.72 | 48.91 | 46.72 | 18.21*** | 473/475 |
| ASCQ-Me Emotional Impact | 5 | 51.84 | 49.75 | 47.04 | 11.81*** | 483/485 |
| ASCQ-Me Sleep Impact | 5 | 52.24 | 48.79 | 48.10 | 10.42*** | 487/489 |
| ASCQ-Me Pain Episode Severity | 3 | 48.38 | 50.09 | 52.10 | 6.38* | 487/489 |
| ASCQ-Me Pain Episode Freq. | 2 | 48.31 | 50.33 | 51.99 | 6.32* | 487/489 |
| PROMIS measures | ||||||
| PROMIS Physical Functioning | 10 | 45.75 | 43.22 | 38.70 | 34.64*** | 483/485 |
| PROMIS Pain Impact | 6 | 53.83 | 57.46 | 60.69 | 29.61*** | 482/484 |
| PROMIS Pain Behavior | 7 | 53.46 | 57.06 | 60.57 | 27.47*** | 485/487 |
| PROMIS Social Roles | 7 | 49.27 | 45.89 | 43.26 | 19.79*** | 485/487 |
| PROMIS Social Activities | 7 | 51.83 | 49.29 | 47.08 | 12.78*** | 484/486 |
| PROMIS Fatigue | 7 | 54.41 | 55.50 | 58.24 | 9.34*** | 484/486 |
| PROMIS Depression | 8 | 51.93 | 53.29 | 56.15 | 8.42** | 485/487 |
| PROMIS Sleep Disturbance | 8 | 52.41 | 55.20 | 56.57 | 7.70** | 486/488 |
| PROMIS Anxiety | 7 | 52.27 | 53.49 | 55.04 | 4.24 | 486/488 |
| PROMIS Sleep Impairment | 8 | 53.37 | 53.92 | 55.34 | 1.93 | 486/488 |
aF-statistic associated with one-way analysis of variance
bDegrees of freedom (df). For the model this is always equal to 2
***p < 0.0001; **p < 0.001; *p < 0.003