Table 3.
Response criteria influenced by BMI identified through multivariate analysis: a higher BMI is independently associated with a nonresponse of ankylosing spondyloarthritis to infliximab at month 6a
| Response criteria | P value | OR (95% CI]a |
|---|---|---|
| BASDAI50 | 0.0003 | 0.87 (0.81-0.94) |
| VAS50 | < 0.0001 | 0.87 (0.80-0.93) |
| CRP50 | 0.0279 | 0.93 (0.88-0.99) |
| NSAID50 | 0.0077 | 0.91 (0.85-0.97) |
aAdjusted on significant factors in univariate analysis (P < 0.20). BASDAI, Bath ankylosing spondylitis disease activity index; CRP, C-reactive protein; NSAIDs, nonsteroidal antiinflammatory drugs; VAS, visual analogue scale.