Characteristics | DE | ||
---|---|---|---|
Axial | Axial and Peripheral | p* | |
No. patients | 15 | 7 | 0.047 |
Men | 6 | 4 | 0.652 |
Age, yrs | 35.73 ± 6.69 | 29.43 ± 7.07 | 0.056 |
Duration of IBD, yrs | 5.67 ± 2.02 | 3.14 ± 2.97 | 0.029 |
Duration of arthritis, yrs | 3.87 ± 1.36 | 1.86 ± 1.46 | 0.005 |
BASDAI | 5.67 ± 1.05 | 2.86 ± 0.69 | < 0.001 |
BASFI | 5.33 ± 1.18 | 3.57 ± 0.79 | < 0.001 |
BASMI | 5.73 ± 1.16 | 2.43 ± 0.79 | < 0.001 |
SSCAI | 3.07 ± 1.84 | 2.94 ± 1.85 | 0.243 |
HBI | 4.21 ± 1.65 | 3.70 ± 1.04 | 0.542 |
ESR, mm/h (normal 10–20) | 36.20 ± 13.74 | 30.86 ± 11.11 | 0.380 |
CRP, mg/dl (normal < 5.00) | 7.53 ± 9.45 | 5.29 ± 4.61 | 0.561 |
DE, no. lesions (%) | 26 (76.47) | 8 (23.53) | < 0.001 |
No. patients by type of peripheral subset | |||
Type 1 | NA | 0 | NA |
Type 2 | NA | 7 | NA |
No. patients by IBD type | |||
Ulcerative colitis | 10 | 6 | 0.226 |
Crohn disease | 5 | 1 | 0.304 |
↵* p value by sample t-test. NA: not applicable; IBD: inflammatory bowel disease; BASDAI: Bath Ankylosing Spondylitis Disease Activity Index; BASMI: Bath Ankylosing Spondylitis Metrology Index; BASFI: Bath Ankylosing Spondylitis Functional Index; HBI: Harvey-Bradshaw Index; SCCAI: Simple Clinical Colitis Activity Index; CRP: C-reactive protein; ESR: erythrocyte sedimentation rate.