Table 5.
Relationship between clinical severity and selected patient-reported outcomes
| Clinical Severity Measure | Patient-reported outcome measure | ||
|---|---|---|---|
| FACIT-Fatigue Mean (SE) |
PCS Mean (SE) |
MCS Mean (SE) |
|
| BASDAI, 0-10 VAS | |||
| ≥7 | 17.55 (1.64) | 29.25 (0.57) | 40.23 (1.01) |
| 4 to 6.9 | 26.08 (1.26) | 33.22 (0.50) | 45.19 (0.69) |
| <4 | 37.86 (2.32) | 40.77 (1.25) | 45.29 (1.88) |
| p-value | < 0.0001 | < 0.0001 | = 0.0003 |
| BASDAI fatigue, 0-10 VAS | |||
| ≥7 | 18.50 (1.30) | 30.27 (0.49) | 40.20 (0.78) |
| 4 to 6.9 | 27.24 (1.58) | 34.09 (0.65) | 45.95 (0.84) |
| < 4 | 36.18 (1.24) | 37.95 (1.24) | 48.94 (1.70) |
| p-value | < 0.0001 | < 0.0001 | < 0.0001 |
| BASDAI pain, 0-10 VAS | |||
| ≥7 | 20.47 (1.39) | 30.20 (0.45) | 42.56 (0.76) |
| 4 to 6.9 | 29.14 (1.64) | 35.71 (0.68) | 45.41 (0.88) |
| < 4 | 29.25 (4.50) | 39.66 (1.65) | 41.23 (2.20) |
| p-value | = 0.0002 | < 0.0001 | = 0.298 |
| Total back pain, 0-100 VAS | |||
| ≥66 | 21.60 (1.46) | 30.00 (0.47) | 42.71 (0.78) |
| 34 to 65 | 27.99 (1.65) | 35.29 (0.65) | 43.78 (0.91) |
| < 34 | 24.00 (8.00) | 38.98 (1.33) | 46.60 (1.90) |
| p-value | = 0.013 | < 0.0001 | = 0.076 |
| BASFI, 0-100 VAS | |||
| ≥66 | 17.63 (1.60) | 26.83 (0.47) | 41.57 (1.10) |
| 34 to 65 | 24.88 (1.45) | 33.45 (0.48) | 44.06 (0.79) |
| < 34 | 33.62 (2.19) | 39.51 (1.78) | 44.77 (1.14) |
| p-value | < 0.0001 | < 0.0001 | = 0.028 |