Table 3.
Factors associated with BASDAI-F and SF-36 VT on multiple linear regression.
| Variables | b | 95% CI | p-value |
|---|---|---|---|
| BASDAI-F | |||
| BASDAI-axial pain | 0.214 | 0.079, 0.348 | 0.002 |
| BASFI | 0.238 | 0.077, 0.399 | 0.004 |
| BAS-G | 0.024 | 0.006, 0.041 | 0.009 |
| Ethnicity | 0.894 | 0.119, 1.669 | 0.024 |
| SF-36 VT | |||
| ASQoL | −2.346 | −2.931, −1.760 | <0.001 |
| BASDAI-morning stiffness | −1.368 | −2.348, −0.388 | 0.007 |
Variables entered into both models: gender, ethnicity (Chinese/Non-Chinese), age, education (1–7), housing type (1–7), BMI, duration of disease, BASMI10, SPARCC enthesitis index, swollen joint count, clinically damaged joints, BASDAI-axial pain, BASDAI-peripheral pain, BASDAI-morning stiffness, BAS-G, BASFI, and ASQoL.
BASDAI, Bath Ankylosing Spondylitis Disease Activity Index; BASFI, Bath Ankylosing Spondylitis Functional Index; BAS-G, Bath Ankylosing Spondylitis Global Score; ASQoL, Ankylosing Spondylitis Quality of Life.